The Best Sifely Smart Locks in 2026: 10 Picks
As an Amazon Associate we earn from qualifying purchases. Links on this page are affiliate links.
Finding the best sifely deadbolts requires looking at specific hardware details. Sifely offers smart locks in knob and deadbolt sizes, with colors including black, silver, and red. Our top pick, the Sifely Fingerprint Smart Lock with Handle, leads because it supports keyless entry and guest management via keypad and fingerprint access. We compared 10 models based strictly on published specifications. These picks highlight options for renters and homeowners who need flexible access methods like Bluetooth or Wi-Fi connectivity.
Quick picks
Our 10 picks
Sifely Fingerprint Smart Lock with Handle
Best for: keyless entry and guest management
- Access Methods
- Fingerprint, keypad, app, fob, key
- Connectivity
- Bluetooth
- Smart Home Compatibility
- Alexa, Google Assistant
- Included Door Hardware
- Handle
- Application
- Home, Rental Property
- Dimensions
- 7 × 3 × 1.12 inches
This Sifely S deadbolt combines a fingerprint sensor, keypad, app, FOB, and physical key for entry. It includes a reversible handle and fits standard doors without extra drilling. The Bluetooth app lets you manage users and check logs. You can add a WiFi Gateway for remote access and voice control via Alexa or Google Assistant. It is a practical keyless option for homes and rentals.
Pros
- Five access methods: fingerprint, keypad, app, FOB, and key
- Reversible handle fits left or right doors
- App control for user management and access logs
- Optional WiFi Gateway enables remote access and voice commands
Cons
- Remote access requires an optional WiFi Gateway
- Only includes the handle, not the lock mechanism
- Bluetooth range limits direct control without gateway
Good fit if
- You want multiple ways to enter without carrying keys
- You need to manage guest access for rentals
- You prefer a reversible handle for your door
Skip if
- You need remote access without buying extra hardware
- You want a complete lockset including the deadbolt
- You require a standard knob instead of a handle
Verdict: Sifely S Fingerprint Deadbolt with Handle offers flexible entry options and easy installation. It fits renters who need guest codes and homeowners who value keyless convenience.
Sifely Keypad Fingerprint Smart Deadbolt
Best for: rental properties needing many codes
- Access Methods
- Fingerprint, keypad code, app, fob, key
- Smart Home Compatibility
- Amazon Alexa, Google Assistant
- Fingerprint Capacity
- Up to 100+
- User Code Capacity
- Up to 100+
- Color
- Black
- Application
- Home, Office, Apartment, Rental Property
The Sifely Model O Deadbolt offers five unlock methods: fingerprint, keypad, app, fob, and key. It stores over 100 fingerprints and 100 codes. The black unit measures 2.6 by 1.9 by 6.3 inches. It fits most doors without a locksmith. You get auto-locking and privacy modes. It works with Alexa and Google Assistant, though a gateway is sold separately. This suits renters and busy households.
Pros
- Stores 100+ fingerprints and 100+ codes
- Five unlock methods including app and fob
- Auto-lock and privacy modes included
- Compatible with Alexa and Google Assistant
Cons
- Smart app control requires a separately sold gateway
- No Bluetooth connectivity listed in specifications
- Physical key still required as backup
Good fit if
- You need a lock for an Airbnb or rental
- You want to store many user codes
- You prefer fingerprint entry over keys
Skip if
- You want built-in Wi-Fi without extra hardware
- You need a silver or bronze finish
- You only want a keypad without biometrics
Verdict: Sifely Model O Deadbolt is a practical option for rental properties where you need to manage many temporary codes. It fits you if you value fingerprint speed and app scheduling over built-in wireless connectivity.
Sifely S Bluetooth Smart Lock
Best for: local Bluetooth access without WiFi
- Connectivity
- Bluetooth
- Smart Home Compatibility
- Amazon Alexa, Google Assistant
- Installation Type
- Full deadbolt replacement with handle
- Included Door Hardware
- Handle set with deadbolt
- Access Method
- Keypad, Fingerprint
- Color
- Black
This Sifely S lock uses Bluetooth for local phone control. It features a fast 0.3-second fingerprint sensor and a keypad. You get voice control via Alexa or Google Assistant. The unit includes a handle and weighs 1 pound. It measures 7 inches tall. This model suits renters or homes without WiFi infrastructure needing reliable local access.
Pros
- 0.3-second fingerprint recognition speed
- Bluetooth local phone control
- Alexa and Google Assistant compatibility
- Includes handle hardware
Cons
- No built-in WiFi for remote access
- Requires mechanical key backup
- Local Bluetooth range limits outside proximity
Good fit if
- You want local Bluetooth control without WiFi
- You need fast fingerprint access for daily entry
- You rent and cannot modify wiring
Skip if
- You require remote access from anywhere
- You need built-in WiFi connectivity
- You prefer a deadbolt without a handle
Verdict: Sifely S Bluetooth Smart Lock fits users who need fast local access without WiFi infrastructure. It delivers reliable fingerprint entry for daily home use.
Sifely St Silver Keyless Lock
Best for: rental properties and interior doors
- Access Methods
- Keypad, App, Key, Key Fob, Knob
- Smart Home Compatibility
- Alexa, Google (Gateway Required)
- Installation Type
- Handle set
- Connectivity
- Wi-Fi
- Color
- Silver
- Application
- Office, Bedroom
This Sifely St lock offers five unlock methods: keypad, app, key, FOB, and manual knob. It connects via Wi-Fi for remote management and access logs. The silver unit measures 7 inches high and fits most US doors. It supports voice control through Alexa or Google when used with a gateway. This model is designed for interior, bedroom, office, and front doors, providing keyless entry without requiring drilling or wiring.
Pros
- Five access methods including keypad, app, key, FOB, and knob
- Wi-Fi connectivity for remote app control and access history
- Supports voice control via Alexa or Google with a gateway
- No drilling or wiring required for installation
Cons
- No built-in fingerprint sensor
- Requires a separate gateway for voice control
- Only available in Silver or Black
Good fit if
- You need a keyless lock for an interior or office door
- You want to manage access remotely via an app
- You prefer using a physical key or FOB as a backup
Skip if
- You require built-in fingerprint recognition for entry
- You want direct voice control without an additional gateway
- You need a lock with a matte black finish
Verdict: Sifely St Silver Keyless Lock provides versatile access options for renters or homeowners who prioritize app management over biometric scanning. It suits users who value the flexibility of multiple entry methods and remote logging for shared spaces.
Sifely S Model WiFi Smart Lock
Best for: rental property management and remote access
- Connectivity
- Built-in WiFi
- Smart Home Compatibility
- Alexa, Google
- Installation Type
- Full deadbolt replacement
- Fingerprint Capacity
- 100
- User Code Capacity
- 200
- Included Door Hardware
- Deadbolt and Handle
The Sifely S Model WiFi is a silver smart lock with built-in Wi-Fi for remote access. It supports six entry methods: fingerprint, keypad, app, RFID, physical key, and voice commands. It stores 100 fingerprints and 200 codes. The zinc alloy build fits standard US doors. It includes auto-lock and a Type-C emergency port. This model suits rental properties and homes needing remote management without extra gateways.
Pros
- Built-in Wi-Fi enables remote app control without a gateway
- Stores 100 fingerprints and 200 access codes
- Supports Alexa and Google Assistant voice commands
- Type-C emergency power port prevents lockouts
Cons
- Only includes handle, not a deadbolt
- No Bluetooth connectivity listed
- Requires Wi-Fi for full remote features
Good fit if
- You manage rental properties or Airbnbs
- You need remote access without a hub
- You want multiple entry options for guests
Skip if
- You require a traditional deadbolt design
- You prefer locks without Wi-Fi requirements
- You need Bluetooth-only local control
Verdict: Sifely S Model WiFi Smart Lock fits hosts who need remote code sharing and do not need a separate deadbolt. It offers robust storage for codes and fingerprints.
Sifely S WiFi Fingerprint Lock
Best for: remote access without extra gateways
- Access Methods
- Fingerprint, Passcode, App, FOB, Key
- Smart Home Compatibility
- Amazon Alexa, Google Assistant
- Installation Type
- Full deadbolt replacement
- Auto-Lock Delay
- Auto-lock
- Connectivity
- Wi-Fi
- Color
- Black
This Sifely lock uses built-in Wi-Fi for remote app control without a separate gateway. It unlocks via fingerprint in 0.3 seconds or through a keypad. The black handle design fits standard front doors. You can manage access codes and view logs remotely. It works with Alexa and Google Assistant for voice commands. This model suits renters or homeowners who want direct wireless connectivity.
Pros
- Built-in Wi-Fi eliminates the need for a separate gateway
- Fingerprint sensor recognizes users in 0.3 seconds
- Supports multiple unlock methods including keypad and app
- Compatible with Amazon Alexa and Google Assistant
Cons
- No Bluetooth connectivity listed for local control
- Only includes a handle, not a deadbolt-only configuration
- Limited to Wi-Fi and app remote access
Good fit if
- You want remote access without buying extra hardware
- You need fast biometric entry for daily use
- You prefer voice control via smart assistants
Skip if
- You require Bluetooth-only local operation
- You need a traditional deadbolt without a handle
- You prefer mechanical keys as the primary method
Verdict: Sifely S WiFi Fingerprint Lock offers direct wireless management and rapid biometric entry for users who value convenience over local-only control. It fits renters needing remote access without extra gateways.
Sifely Model O Deadbolt Built-in Wi-Fi
Best for: rental property managers and remote access needs
- Access Methods
- Fingerprint, Keypad, App, Key
- Connectivity
- Built-in Wi-Fi
- Smart Home Compatibility
- Alexa, Google
- Installation Type
- Deadbolt replacement
- Included Door Hardware
- Deadbolt
- Color
- Silver
This Sifely deadbolt connects directly to Wi-Fi without a gateway. It offers five unlock methods: fingerprint, keypad, app, passcode, or key. The silver unit measures 2.6 by 1.9 by 6.3 inches and weighs 2 pounds. It supports Alexa and Google Assistant with auto-locking. The design suits homes, rentals, and Airbnb properties. You get remote app access and real-time unlock tracking for guest management.
Pros
- Built-in Wi-Fi requires no separate hub or gateway
- Five access methods including fingerprint, keypad, app, passcode, and key
- Compatible with Alexa and Google Assistant for voice control
- Auto-lock feature secures the door automatically
Cons
- Heavier at 2 pounds compared to lighter standard locks
- Only supports Wi-Fi connectivity without listed Bluetooth option
- No physical display shown in specifications
Good fit if
- You manage rental properties or Airbnb units
- You want remote app control without extra hardware
- You need multiple access methods for family or guests
Skip if
- You prefer locks with a physical display screen
- You require Bluetooth connectivity for local access
- You want a lighter lock under 1.5 pounds
Verdict: Sifely Model O Deadbolt with Built-in Wi-Fi works well for rental hosts needing remote access. It fits busy households that value auto-locking and voice control.
Sifely E2 Deadbolt
Best for: renters needing app-managed access
- Access Methods
- Passcode, FOB, App, Mechanical Key
- Installation Type
- Deadbolt replacement
- Included Door Hardware
- Deadbolt with 3 physical keys
- Color
- Black
- Application
- Front Door
- Special Features
- Auto Lock
The Sifely E2 is a black deadbolt designed for front door installation. It supports app control and auto-lock features for convenient access management. The unit operates in temperatures ranging from -4°F to 140°F, making it suitable for outdoor use. It requires four AA batteries for power. You can manage passcodes and view access logs via the app when using the optional Wi-Fi gateway.
Pros
- App control for passcode management
- Auto-lock functionality
- Operates from -4°F to 140°F
- Includes three physical backup keys
Cons
- Wi-Fi gateway sold separately
- Requires four AA batteries
- No built-in Wi-Fi connectivity
Good fit if
- You want app-based access control
- You need a deadbolt for a front door
- You require operation in extreme temperatures
Skip if
- You need built-in Wi-Fi without extra hardware
- You prefer a smart lock with a built-in battery
- You want a knob-style lock instead of a deadbolt
Verdict: Sifely E2 Deadbolt is a solid option for renters who need app-managed access and reliable performance in various weather conditions.
Sifely Keyless Entry Smart Lock
Best for: rental hosts needing remote code management
- Installation Type
- Full deadbolt replacement with handle
- Access Method
- Keypad, Fingerprint
- Color
- Silver
- Application
- Front Door
- Dimensions
- 3 × 3 × 6 inches
- Weight
- 4 pounds
This Sifely smart lock provides six access methods, including a fingerprint sensor on the handle and a keypad. It supports app control, key cards, and wireless fobs. You can generate passcodes remotely for guests. The unit weighs 4 pounds and measures 3 by 6 by 3 inches. It includes a reversible handle for left or right doors. Note that the WiFi gateway is sold separately for remote features.
Pros
- Six access methods including fingerprint, keypad, and app
- Patented fingerprint sensor integrated into the handle
- Reversible handle fits left or right doors
- Remote passcode generation for guests
- Easy installation with a Phillips screwdriver
Cons
- WiFi gateway sold separately for remote control
- Not compatible with screen or storm doors
- No Bluetooth connectivity listed in specifications
Good fit if
- You need multiple keyless entry options for a front door
- You want to generate passcodes remotely for visitors
- You prefer a fingerprint sensor on the handle
Skip if
- You need a built-in WiFi module without extra purchases
- You have a screen or storm door
- You require Bluetooth connectivity for local control
Verdict: Sifely Keyless Entry Smart Lock fits hosts who need to manage guest access remotely. It suits homeowners who want quick handle-based fingerprint entry.
Sifely Keypad Smart Deadbolt
Best for: rental property access management
- Access Methods
- Keypad, app, key, fob, one-touch lock
- Smart Home Compatibility
- Alexa, Google
- User Code Capacity
- 150+
- Connectivity
- Wi-Fi
- Color
- Silver
- Application
- Home, Rental Property
This Sifely deadbolt offers five unlock methods: keypad, app, key, fob, and one-touch. It supports over 150 passcodes and includes auto-lock and passage modes. The silver unit measures 6.3 inches long and weighs 2 pounds. It connects via Wi-Fi and works with Alexa and Google Assistant through a gateway. This model suits rental properties and homes needing remote access logs.
Pros
- Supports 150+ access codes including temporary and recurring options
- Connects via Wi-Fi for remote app control
- Includes auto-lock and passage modes
- Compatible with Alexa and Google Assistant
Cons
- Heavier build at 2 pounds
- Requires a gateway for voice assistant integration
- Fingerprint sensor not listed in key specs
Good fit if
- You manage rental properties or Airbnb units
- You need remote access code management
- You want auto-lock security without manual effort
Skip if
- You require native voice control without a gateway
- You prefer a lighter, more compact lock
- You do not want to use a smartphone app
Verdict: Sifely Silver Wi-Fi Deadbolt fits landlords and renters who need remote code management and auto-locking features for shared spaces.
Specifications side by side
| Spec | Sifely Fingerprint Smart Lock with Handle | Sifely Keypad Fingerprint Smart Deadbolt | Sifely S Bluetooth Smart Lock | Sifely St Silver Keyless Lock | Sifely S Model WiFi Smart Lock | Sifely S WiFi Fingerprint Lock | Sifely Model O Deadbolt Built-in Wi-Fi | Sifely E2 Deadbolt | Sifely Keyless Entry Smart Lock | Sifely Keypad Smart Deadbolt |
|---|---|---|---|---|---|---|---|---|---|---|
| Access Methods | Fingerprint, keypad, app, fob, key | Fingerprint, keypad code, app, fob, key | not specified | Keypad, App, Key, Key Fob, Knob | not specified | Fingerprint, Passcode, App, FOB, Key | Fingerprint, Keypad, App, Key | Passcode, FOB, App, Mechanical Key | not specified | Keypad, app, key, fob, one-touch lock |
| Connectivity | Bluetooth | not specified | Bluetooth | not specified | Built-in WiFi | not specified | Built-in Wi-Fi | not specified | not specified | not specified |
| Smart Home Compatibility | Alexa, Google Assistant | Amazon Alexa, Google Assistant | Amazon Alexa, Google Assistant | Alexa, Google (Gateway Required) | Alexa, Google | Amazon Alexa, Google Assistant | Alexa, Google | not specified | not specified | Alexa, Google |
| Installation Type | not specified | not specified | Full deadbolt replacement with handle | Handle set | Full deadbolt replacement | Full deadbolt replacement | Deadbolt replacement | Deadbolt replacement | Full deadbolt replacement with handle | not specified |
| Auto-Lock Delay | not specified | not specified | not specified | not specified | not specified | Auto-lock | not specified | not specified | not specified | not specified |
| Fingerprint Capacity | not specified | Up to 100+ | not specified | not specified | 100 | not specified | not specified | not specified | not specified | not specified |
| User Code Capacity | not specified | Up to 100+ | not specified | not specified | 200 | not specified | not specified | not specified | not specified | 150+ |
| Included Door Hardware | Handle | not specified | Handle set with deadbolt | not specified | Deadbolt and Handle | not specified | Deadbolt | Deadbolt with 3 physical keys | not specified | not specified |
| Access Method | Keypad, Fingerprint | Keypad, Fingerprint | Keypad, Fingerprint | Keypad, Fingerprint, App Control | Keypad, Fingerprint, Key, Key Card | Keypad, Fingerprint, App Control | Keypad, Fingerprint | App Control | Keypad, Fingerprint | Keypad, Fingerprint, App Control |
| Color | Red | Black | Black | Silver | Silver | Black | Silver | Black | Silver | Silver |
| Application | Home, Rental Property | Home, Office, Apartment, Rental Property | Home, Front Door, Rental Property | Office, Bedroom | Home, Rental Property | Home, Front Door | Home, Rental Property | Front Door | Front Door | Home, Rental Property |
| Included Hardware | Handle | not specified | Handle | Handle | Handle | Handle | not specified | not specified | Handle | not specified |
| Special Features | not specified | Auto Lock | not specified | not specified | Auto Lock | not specified | Auto Lock | Auto Lock | not specified | Auto Lock |
| Dimensions | 7 × 3 × 1.12 inches | 6.3 × 2.6 × 1.9 inches | 1.2 × 3 × 7 inches | 3 × 1.22 × 7 inches | 7 × 3 × 1.12 inches | 7 × 3 × 1.12 inches | 6.3 × 2.6 × 1.9 inches | 3 × 3 × 1 inches | 3 × 3 × 6 inches | 6.3 × 2.6 × 1.9 inches |
| Weight | 6 pounds | not specified | 1 pounds | not specified | not specified | not specified | 2 pounds | not specified | 4 pounds | 2 pounds |
| Size | Knob | not specified | not specified | not specified | not specified | not specified | not specified | Deadbolt | Fingerprint & Keypad Smart Lock | not specified |
| Model | Sifely S | Sifely Model O Deadbolt | Sifely S | Sifely St | Sifely S Model WiFi | Sifely S WiFi | Model O Deadbolt with Built-in Wi-Fi | Sifely E2 | Sifely-X | Model Ot Deadbolt |
Sifely Smart Lock Connectivity and Access
Sifely locks vary by connectivity and entry method. The Sifely S Model WiFi Smart Lock offers Wi-Fi and key card access for remote management. The Sifely S Bluetooth Smart Lock provides local Bluetooth control without internet infrastructure. The Sifely Keypad Fingerprint Smart Deadbolt supports auto-locking for apartments. Shoppers choose based on whether they need remote Wi-Fi features or local Bluetooth convenience.
Entry methods also differ. Most models use keypad and fingerprint scanning. The Sifely E2 Deadbolt relies solely on app control. The Sifely St Silver Keyless Lock includes app control alongside biometric options. You select the hardware that matches your preferred access style. Smart home compatibility with Alexa and Google Assistant is common across the lineup. Check the included handle or deadbolt size for your door.
Where Sifely Fits Your Needs
Sifely covers knob and deadbolt sizes, with colors in black, silver, and red. You find models with handles or standalone deadbolts. Connectivity ranges from Bluetooth to Wi-Fi. Most support fingerprint and keypad entry. Some include app control or key card options. You will not find smart locks with built-in cameras or video doorbell features in this lineup. The range focuses on access management rather than visual monitoring. Choose based on whether you need remote Wi-Fi access or local Bluetooth control. Verify if your door requires a knob or deadbolt format before purchasing.
You can evaluate keychron v6 max wireless qmk mechanical keyboard alternatives to compare hardware specifications for your workspace.
How to Choose the Right Sifely Lock
-
Check Connectivity Type
Decide if you need Wi-Fi or Bluetooth. Wi-Fi models like the Sifely S Model WiFi Smart Lock allow remote access without extra gateways. You can manage codes from anywhere. Bluetooth locks, such as the Sifely S Bluetooth Smart Lock, rely on local connections. They work well for fast daily entry but lack remote features. Choose Wi-Fi for rental management. Pick Bluetooth if you prefer local control without internet infrastructure.
-
Select Entry Methods
Look at how you enter the home. Most Sifely locks use keypads and fingerprints. The Sifely Fingerprint Smart Lock with Handle offers flexible options for guests and residents. Some models, like the Sifely S Model WiFi Smart Lock, also accept keys or key cards. If you value speed, fingerprint entry is practical. For shared spaces, keypad codes are useful. Ensure the lock supports the methods you need for your household or rental tenants.
-
Match Smart Home Needs
Verify compatibility with your existing ecosystem. Most Sifely locks work with Alexa and Google Assistant. This allows voice control for locking or checking status. The Sifely Keypad Fingerprint Smart Deadbolt supports these assistants for seamless integration. If you use voice commands daily, this feature adds convenience. Check the product attributes to confirm support. Avoid locks that do not list your preferred assistant to ensure smooth operation within your smart home setup.
-
Consider Auto-Lock Features
Determine if you need automatic locking. Models like the Sifely Keypad Fingerprint Smart Deadbolt include auto-locking. This feature secures the door after entry without manual action. It is helpful for busy households or rental properties. You do not need to remember to turn the handle. Check the special features section for this capability. Auto-locking adds security and convenience, reducing the risk of leaving the door unlocked.
-
Choose Size and Fit
Ensure the lock fits your door hardware. Sifely offers knob sizes and deadbolt sizes. The Sifely Fingerprint Smart Lock with Handle includes a handle, fitting doors that need a complete assembly. The Sifely E2 Deadbolt is a standalone unit. Check the dimensions in the specs. Width, height, and length must match your door preparation. Selecting the wrong size requires additional hardware or door modification. Verify the included hardware list to know what is provided.
Frequently asked questions
Which Sifely lock is best for rental properties?
The Sifely Keypad Fingerprint Smart Deadbolt is designed for rental properties needing many codes. It supports auto-locking and fits apartments or offices. You can manage temporary codes easily. The Sifely S Model WiFi Smart Lock also works well for remote code sharing. It includes key card access for guests. Both models support voice control through Alexa or Google Assistant.
Does Sifely have a smart lock with Bluetooth?
Yes, the Sifely S Bluetooth Smart Lock provides local Bluetooth access without Wi-Fi. It uses fingerprint and keypad entry for fast daily use. This model is ideal if you do not need internet infrastructure. It includes a handle and fits front doors. You can still use voice assistants like Alexa or Google Assistant for control.
What access methods do Sifely locks support?
Most Sifely locks support keypad and fingerprint entry. Some models add app control or key card access. The Sifely S Model WiFi Smart Lock accepts keys and key cards. The Sifely E2 Deadbolt relies on app control. You can choose based on whether you need biometric speed or traditional key backup for your specific entry needs.
Are Sifely locks compatible with Alexa and Google?
Yes, most Sifely locks work with Alexa and Google Assistant. This includes the Sifely Fingerprint Smart Lock with Handle and the Sifely S Bluetooth Smart Lock. You can use voice commands to check status or lock the door. This compatibility applies to models with Wi-Fi or Bluetooth connectivity. It allows for hands-free control in your smart home setup.
Which Sifely lock has built-in Wi-Fi?
The Sifely S Model WiFi Smart Lock and the Sifely S WiFi Fingerprint Lock have built-in Wi-Fi. These models allow remote access without extra gateways. You can manage codes from anywhere. The Sifely St Silver Keyless Lock also connects via Wi-Fi. It is suitable for bedrooms or offices where remote logging is useful for shared spaces.
Do Sifely locks include a handle?
Many Sifely models include a handle. The Sifely Fingerprint Smart Lock with Handle comes with one. The Sifely S Bluetooth Smart Lock and Sifely St Silver Keyless Lock also include handles. However, the Sifely Keypad Fingerprint Smart Deadbolt and Sifely E2 Deadbolt are standalone deadbolts. Check the included hardware details if you need a specific door configuration.
Which Sifely lock is best for front doors?
The Sifely S Bluetooth Smart Lock and Sifely Keyless Entry Smart Lock are best for front doors. They offer reliable fingerprint entry and durable construction. The Sifely E2 Deadbolt is also rated for front door use. It features auto-locking for added security. These models support various access methods to handle high-traffic entry points effectively.
What is the difference between Sifely Model O and S?
The Sifely Model O Deadbolt is designed for rental properties with many codes. It lacks built-in Wi-Fi in its base version. The Sifely S Model WiFi Smart Lock includes built-in Wi-Fi and key card access. It is better for remote management. Both support fingerprint and keypad entry. Choose Model O for local code management or S for remote Wi-Fi control.