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Sifely Fingerprint Smart Deadbolt — Review & Specs | Pricepect | Pricepect

Home Keyless DeadboltsSifely Fingerprint Smart Deadbolt

Sifely Fingerprint Smart Deadbolt — image 1

Sifely

Sifely Fingerprint Smart Deadbolt

Expert Review Analysis

The Sifely Fingerprint Smart Deadbolt (Model O) is a versatile keyless entry lock designed for single and multi-family homes, offering five unlocking methods: fingerprint, keypad code, app, fob, or physical key. It supports up to 100+ fingerprints and codes, features auto-locking, and integrates with Alexa and Google Assistant via a separate gateway.

✓ Best for: Airbnb and short-term rental hosts, rental property managers, busy families, and households with kids, guests, or seniors who need flexible access management and remote logging capabilities.✗ Not ideal for: Users seeking a fully self-contained smart lock without additional hardware purchases, or those requiring verified professional expert reviews and extensive user testimonials for purchase decisions.

Pros

✓Supports five distinct unlocking methods including fingerprint, keypad, app, fob, and physical key
✓Stores up to 100+ fingerprints and 100+ unique access codes for high-capacity user management
✓

Best Seller Rank History

Now#38Best#38Worst#49 +10

Lower = better sales rank

Rating Trend

Rating4.3/ 5Reviews786+28 reviews -0.10

Specifications

Connectivity

Bluetooth VersionBluetooth

WiFiWiFi (via separate Gateway)

Voice Assistant CompatibilityAlexa, Google Assistant

Design

MaterialZinc Alloy

Lock Mechanism TypeDeadbolt Lock

Door Thickness Range1 5/16” to 2” (33mm to 50mm) mm

Bore Hole Backset2 ⅜” or 2 ¾” (60mm to 70mm) mm

Bore Diameter2 1/8" (54mm) mm

Features

Unlock MethodsFingerprint, Keypad Code, App, Fob, Physical Key

Auto-LockYes

One-Touch LockYes

Privacy ModeYes

Passage ModeYes

General

BrandSifely

ModelSifely Model O Deadbolt

ColorBright Brass

Release Date2025-06-17

Weight2.0 pounds g

Performance

Operational Temperature Range14°F to 158°F (-10°C to 70°C)

Power

Battery Type4 AA batteries

Battery IncludedNo

Sensors

Fingerprint Capacity100+ count

Storage

Code Capacity100+ count

Compatibility

Voice Assistant SupportAlexa and Google Assistant (requires Gateway)

Security

Anti-Peep Code FeatureSupported

Installation

Door ReversibilityReversible for left/right-handed doors

Environment

Operational Temperature14°F to 158°F (-10°C to 70°C)

Dimensions & Weight

Height1.9 inches

Width2.6 inches

Depth6.3 inches

Weight2.0 pounds

Research Sources

is.manuals.plus

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User Reviews

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4.4

(758 reviews)

Out of Stock

Sifely Model O DeadboltBright BrassStandard

Keyless Deadbolts

Compatible with Alexa and Google Assistant for voice control when used with the Sifely Gateway

✓Includes anti-peep code functionality to enhance security against shoulder surfing

✓Features auto-lock and one-touch lock mechanisms for improved convenience and security

✓Reversible design allows installation on both left-handed and right-handed doors without extra parts

✓Low battery alerts notify users before power depletion to prevent lockouts

Cons

✗Requires a separate Sifely Gateway for WiFi connectivity and remote app control features
✗Voice control integration with Alexa and Google Assistant is not native and needs the gateway
✗Batteries are not included in the package, requiring users to purchase 4 AA batteries separately
✗No professional expert reviews or aggregated user feedback data available for validation
✗Exact weight and dimensions for Model O are estimated based on similar S models rather than specified

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