Compact mode

Harfo H1 Pro vs VoiceGuard Pro vs Nuki Smart Lock 3.0 Pro

Table of content

Integration Comparison
Physical Characteristics Comparison
General Information Comparison
Evaluation Comparison
Performance Comparison

Technical Specifications Comparison
Security Features Comparison
Usage Comparison
Highlights Comparison
Facts Comparison

Integration Comparison

Compatibility 📱

Smart home platforms and voice assistants the lock works with

For all*

IOS

Smart locks that work with Apple iOS devices for mobile control

Android

Smart locks that work with Android devices for mobile control

VoiceGuard Pro

Alexa

VoiceGuard Pro is compatible with Alexa. Smart locks that integrate with Amazon Alexa for voice control Click to see all.

Google Home

VoiceGuard Pro is compatible with Google Home. Smart locks that integrate with Google Home ecosystem Click to see all.
Remote Access 📱

"Indicates if the lock can be controlled from a distance, allowing users to lock/unlock doors and manage access remotely"

For all*

Yes

Smart locks allowing control and monitoring from anywhere

Physical Characteristics Comparison

Lock Type 🗝

Physical design and mechanism of the lock

Harfo H1 Pro

Smart Deadbolt

Harfo H1 Pro uses a Smart Deadbolt lock mechanism. Smart locks specifically designed to replace or enhance traditional deadbolt locks Click to see all.

VoiceGuard Pro

Smart Padlock

VoiceGuard Pro uses a Smart Padlock lock mechanism. Smart padlocks offer keyless entry and remote access, ideal for outdoor storage or shared spaces. Click to see all.

Nuki Smart Lock 3.0 Pro

Traditional Key

Nuki Smart Lock 3.0 Pro uses a Traditional Key lock mechanism. Smart locks with traditional key backup offer modern features while retaining familiar key access. Click to see all.

App

Nuki Smart Lock 3.0 Pro uses a App lock mechanism. Smart locks primarily controlled through a smartphone application for remote access Click to see all.

General Information Comparison

Installation Type 🛠

"Describes the method of installing the smart lock, either retrofitting onto an existing lock or replacing the entire lock mechanism"

Harfo H1 Pro

Retrofit

"Harfo H1 Pro requires Retrofit installation." Smart locks that can be installed on existing door hardware without full replacement Click to see all.

VoiceGuard Pro

No Installation (Portable)

"VoiceGuard Pro requires No Installation (Portable) installation." Smart locks that require no permanent installation and can be easily moved Click to see all.

Nuki Smart Lock 3.0 Pro

Retrofit

"Nuki Smart Lock 3.0 Pro requires Retrofit installation." Smart locks that can be installed on existing door hardware without full replacement Click to see all.
Made In 🌍

Country of origin or manufacturing location for the smart lock

Harfo H1 Pro

China

Harfo H1 Pro is made in China. Chinese-made smart locks offer innovative features at competitive prices, reflecting rapid technological advancements. Click to see all.

VoiceGuard Pro

South Korea

VoiceGuard Pro is made in South Korea. South Korean-made smart locks offer advanced features and sleek design, reflecting Korea's leadership in consumer electronics. Click to see all.

Nuki Smart Lock 3.0 Pro

Austria

Nuki Smart Lock 3.0 Pro is made in Austria. Austrian-made smart locks combine precision engineering with advanced security features, reflecting European craftsmanship. Click to see all.
Price 💰

Current market price of the smart lock

Harfo H1 Pro

159 USD

The price of Harfo H1 Pro is 159.

VoiceGuard Pro

159 USD

The price of VoiceGuard Pro is 159.

Nuki Smart Lock 3.0 Pro

299.99 USD

The price of Nuki Smart Lock 3.0 Pro is 299.99.
Price Range 💳

Categorized price range for easier filtering and comparison

Harfo H1 Pro

Mid-Range

Harfo H1 Pro falls into the Mid-Range price range. Mid-range smart locks balance features and affordability Click to see all.

VoiceGuard Pro

Budget-Friendly

VoiceGuard Pro falls into the Budget-Friendly price range. Budget-friendly smart locks balance affordability with features Click to see all.

Nuki Smart Lock 3.0 Pro

Mid-Range

Nuki Smart Lock 3.0 Pro falls into the Mid-Range price range. Mid-range smart locks balance features and affordability Click to see all.

Evaluation Comparison

Pros 👍

Advantages and positive features of the smart lock

Harfo H1 Pro

Fingerprint And App Control

Easy Installation

Simple to set up without professional help Click to see all.

Affordable

Affordable smart locks offer budget-friendly home security Click to see all.

VoiceGuard Pro

Portable Design

Smart locks with compact and movable designs for flexible security solutions Click to see all.

Multiple Voice Command Options

Shareable Access

Nuki Smart Lock 3.0 Pro

Easy Retrofit Installation

Wide Compatibility
Cons 👎

Disadvantages and limitations of the smart lock

Harfo H1 Pro

May Not Fit All Doors

Limited Smart Home Integration

VoiceGuard Pro

Requires Internet For Voice Commands

Smart locks relying on internet connection for voice control features Click to see all.

Battery-Dependent

Nuki Smart Lock 3.0 Pro

Not ANSI Graded

Smart locks without official ANSI security rating Click to see all.

Primarily For European Market

Smart locks designed for European door standards and regulations Click to see all.

Performance Comparison

Security Score 🔐

Rating of the smart lock's overall security features and effectiveness

Harfo H1 Pro

8.5

The security rating of Harfo H1 Pro is 8.5 out of 10. Click to see all.

VoiceGuard Pro

8.5

The security rating of VoiceGuard Pro is 8.5 out of 10. Click to see all.

Nuki Smart Lock 3.0 Pro

8

The security rating of Nuki Smart Lock 3.0 Pro is 8 out of 10. Click to see all.
Ease of Use Score 💻

Rating of how user-friendly and intuitive the smart lock is to operate

For all*

9
Battery Life Score 🔋

Rating of the smart lock's battery performance and longevity

Harfo H1 Pro

8

The battery life rating of Harfo H1 Pro is 8 out of 10. Click to see all.

VoiceGuard Pro

7

The battery life rating of VoiceGuard Pro is 7 out of 10. Click to see all.

Nuki Smart Lock 3.0 Pro

8

The battery life rating of Nuki Smart Lock 3.0 Pro is 8 out of 10. Click to see all.
Buy It For Life 💯

Rating of the smart lock's durability and long-term value

For all*

7.5
Score ⭐

Overall rating of the smart lock based on various performance factors

Harfo H1 Pro

8.5

The overall score of Harfo H1 Pro is 8.5 out of 10. Click to see all.

VoiceGuard Pro

8.2

The overall score of VoiceGuard Pro is 8.2 out of 10. Click to see all.

Nuki Smart Lock 3.0 Pro

8.1

The overall score of Nuki Smart Lock 3.0 Pro is 8.1 out of 10. Click to see all.

Technical Specifications Comparison

Connectivity 📡

Wireless technologies used for communication

For all*

Bluetooth

Smart locks that use Bluetooth for short-range wireless connection

Wi-Fi

Smart locks that connect directly to Wi-Fi networks for remote access
Power Source 🔋

"Indicates the power supply method for the smart lock, such as battery-powered or hardwired options"

For all*

Battery Powered

Battery-powered smart locks offer wireless convenience and easy installation

Security Features Comparison

Security Grade 🔐

ANSI/BHMA security rating for the lock

Harfo H1 Pro

ANSI Grade 2

The security grade of Harfo H1 Pro is ANSI Grade 2. Smart locks with intermediate ANSI security rating Click to see all.

VoiceGuard Pro

Grade 2

The security grade of VoiceGuard Pro is Grade 2. Smart locks with intermediate security rating Click to see all.

Nuki Smart Lock 3.0 Pro

ANSI Grade -

The security grade of Nuki Smart Lock 3.0 Pro is ANSI Grade -. Smart locks not yet rated by ANSI standards Click to see all.
Keyless Entry 🗝

"Indicates whether the smart lock allows entry without a physical key, enhancing convenience and security"

For all*

Yes

Smart locks that allow access without traditional keys for enhanced convenience
Auto-Lock ⏳

"Describes the automatic locking capability of the smart lock, including options for time-delayed locking"

Harfo H1 Pro

Time Delay

"Harfo H1 Pro has Time Delay auto-lock feature." Smart locks that automatically lock after a set time period Click to see all.

VoiceGuard Pro

Yes

"VoiceGuard Pro has Yes auto-lock feature." Smart locks that automatically lock the door after opening Click to see all.

Nuki Smart Lock 3.0 Pro

Time Delay

"Nuki Smart Lock 3.0 Pro has Time Delay auto-lock feature." Smart locks that automatically lock after a set time period Click to see all.

Usage Comparison

For whom 👥

Target audience for the smart lock, indicating who would benefit most from its features

Harfo H1 Pro

Homeowners

Harfo H1 Pro is designed for Homeowners. Smart locks designed for everyday home security and convenience Click to see all.

Renters

Harfo H1 Pro is designed for Renters. Easily installable smart locks suitable for temporary residences, offering security without permanent modifications. Click to see all.

VoiceGuard Pro

Tech Enthusiasts

VoiceGuard Pro is designed for Tech Enthusiasts. Cutting-edge smart locks with advanced features and customization options for technology lovers. Click to see all.

Travelers

VoiceGuard Pro is designed for Travelers. Smart locks ideal for people who frequently travel or rent out their properties Click to see all.

Nuki Smart Lock 3.0 Pro

European Users

Nuki Smart Lock 3.0 Pro is designed for European Users. Smart locks tailored to European security standards and user preferences Click to see all.

Tech Enthusiasts

Nuki Smart Lock 3.0 Pro is designed for Tech Enthusiasts. Cutting-edge smart locks with advanced features and customization options for technology lovers. Click to see all.
Purpose 💻

Primary purposes or actions the smart lock is designed to facilitate

Harfo H1 Pro

Fingerprint Access

Harfo H1 Pro is primarily used for Fingerprint Access. Smart locks that use fingerprint recognition for secure entry Click to see all.

Remote Control

Harfo H1 Pro is primarily used for Remote Control.

VoiceGuard Pro

Voice Control

VoiceGuard Pro is primarily used for Voice Control. Smart locks that respond to voice commands for hands-free operation Click to see all.

Portability

VoiceGuard Pro is primarily used for Portability. Easily movable smart locks, ideal for rentals or temporary installations Click to see all.

Nuki Smart Lock 3.0 Pro

Easy Installation

Nuki Smart Lock 3.0 Pro is primarily used for Easy Installation.

Smart Home Integration

Nuki Smart Lock 3.0 Pro is primarily used for Smart Home Integration.

Highlights Comparison

Known for 💡

Unique selling point or standout feature of the smart lock

Harfo H1 Pro

Versatility

Harfo H1 Pro is known for Versatility.

VoiceGuard Pro

Voice Recognition Technology

VoiceGuard Pro is known for Voice Recognition Technology.

Nuki Smart Lock 3.0 Pro

European Design

Nuki Smart Lock 3.0 Pro is known for European Design.

Facts Comparison

Interesting Fact 🧐

An intriguing or lesser-known fact about the smart lock

Harfo H1 Pro

Can store up to 100 fingerprints

VoiceGuard Pro

Can understand commands in 10 different languages

Nuki Smart Lock 3.0 Pro

Can detect when door is left open
Sarcastic Fact 😉

A humorous or ironic observation about the smart lock

Harfo H1 Pro

It's so smart it might start locking you out for your own good

VoiceGuard Pro

Might unlock if you talk in your sleep

Nuki Smart Lock 3.0 Pro

Perfect for those who want a lock smarter than they are

Alternatives to Harfo H1 Pro

Known for Versatility

🔋 has a longer battery life than Harfo H1 Pro

Pineworld Biometric Lock

Known for High User Capacity

Sifely Keyless Entry Door Lock

Known for Value For Money

Known for Invisible Smart Lock

🔐 is more secure than Harfo H1 Pro

💻 is more user-friendly than Harfo H1 Pro

💯 is more durable than Harfo H1 Pro

⭐ is rated higher overall than Harfo H1 Pro

Eufy Security Smart Lock Touch & Wi-Fi

Known for Fingerprint Recognition

🔋 has a longer battery life than Harfo H1 Pro

Ultraloq U-Bolt Pro WiFi

Known for Multiple Entry Methods

🔐 is more secure than Harfo H1 Pro

💻 is more user-friendly than Harfo H1 Pro

⭐ is rated higher overall than Harfo H1 Pro

Known for Pet Recognition Technology

OMRI Smart Lock

Known for Sleek Design

🔐 is more secure than Harfo H1 Pro

💯 is more durable than Harfo H1 Pro

⭐ is rated higher overall than Harfo H1 Pro

Known for Zigbee Connectivity

Xiaomi Aqara N100

Known for Apple HomeKit Support

🔐 is more secure than Harfo H1 Pro