Compact mode

Nuki Smart Lock 3.0 Pro vs Aqara U100 vs KidGuard Safe

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
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

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.

Aqara U100

Fingerprint

Aqara U100 uses a Fingerprint lock mechanism. Smart locks that use fingerprint recognition for quick and secure access Click to see all.

Keypad

Aqara U100 uses a Keypad lock mechanism. Smart locks featuring a numerical keypad for code-based entry Click to see all.

KidGuard Safe

Lever Handle

KidGuard Safe uses a Lever Handle lock mechanism. Smart locks designed for doors with lever handles instead of traditional doorknobs 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"

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.

Aqara U100

Complete Lock Replacement

"Aqara U100 requires Complete Lock Replacement installation." Smart locks that entirely replace existing door hardware for a fully integrated solution Click to see all.

KidGuard Safe

Retrofit (Replaces Existing Deadbolt)

"KidGuard Safe requires Retrofit (Replaces Existing Deadbolt) installation." Smart locks that replace the existing deadbolt while maintaining the original door structure Click to see all.
Made In 🌍

Country of origin or manufacturing location for the smart lock

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.

Aqara U100

China

Aqara U100 is made in China. Chinese-made smart locks offer innovative features at competitive prices, reflecting rapid technological advancements. Click to see all.

KidGuard Safe

Sweden

KidGuard Safe is made in Sweden. Swedish-made smart locks offer sleek design and practical features, reflecting Scandinavian principles of functionality and minimalism. Click to see all.
Price 💰

Current market price of the smart lock

Nuki Smart Lock 3.0 Pro

299.99 USD

The price of Nuki Smart Lock 3.0 Pro is 299.99.

Aqara U100

189.99 USD

The price of Aqara U100 is 189.99.

KidGuard Safe

199 USD

The price of KidGuard Safe is 199.
Price Range 💳

Categorized price range for easier filtering and comparison

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.

Aqara U100

Budget

Aqara U100 falls into the Budget price range. Budget smart locks offer affordable home security solutions Click to see all.

KidGuard Safe

Mid-Range

KidGuard Safe 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

Nuki Smart Lock 3.0 Pro

Easy Retrofit Installation

Wide Compatibility

Aqara U100

Zigbee Connectivity

Smart locks using Zigbee for wireless communication Click to see all.

HomeKit Compatible

KidGuard Safe

Pin-Gated App Control

Smart locks requiring PIN verification for app access to enhance security Click to see all.

Time-Based Access

Smart locks allowing scheduled entry permissions Click to see all.

Emergency Unlock

Provides quick access in urgent situations Click to see all.
Cons 👎

Disadvantages and limitations of the smart lock

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.

Aqara U100

Limited Availability

Not ANSI Graded

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

KidGuard Safe

Limited Security Grade

Smart locks with lower security ratings, potentially less resistant to forced entry Click to see all.

May Be Outgrown Quickly

Smart locks with features that users might find limiting over time Click to see all.

Performance Comparison

Security Score 🔐

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

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.

Aqara U100

8.5

The security rating of Aqara U100 is 8.5 out of 10. Click to see all.

KidGuard Safe

7.5

The security rating of KidGuard Safe is 7.5 out of 10. Click to see all.
Ease of Use Score 💻

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

Nuki Smart Lock 3.0 Pro

9

The ease of use rating of Nuki Smart Lock 3.0 Pro is 9 out of 10. Click to see all.

Aqara U100

8.5

The ease of use rating of Aqara U100 is 8.5 out of 10. Click to see all.

KidGuard Safe

9.5

The ease of use rating of KidGuard Safe is 9.5 out of 10. Click to see all.
Battery Life Score 🔋

Rating of the smart lock's battery performance and longevity

For all*

8
Buy It For Life 💯

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

Nuki Smart Lock 3.0 Pro

7.5

The Buy It For Life rating of Nuki Smart Lock 3.0 Pro is 7.5 out of 10. Click to see all.

Aqara U100

7.5

The Buy It For Life rating of Aqara U100 is 7.5 out of 10. Click to see all.

KidGuard Safe

7

The Buy It For Life rating of KidGuard Safe is 7 out of 10. Click to see all.
Score ⭐

Overall rating of the smart lock based on various performance factors

For all*

8.1

Technical Specifications Comparison

Connectivity 📡

Wireless technologies used for communication

For all*

Bluetooth

Smart locks that use Bluetooth for short-range wireless connection

Nuki Smart Lock 3.0 Pro

Wi-Fi

Nuki Smart Lock 3.0 Pro offers Wi-Fi connectivity. Smart locks that connect directly to Wi-Fi networks for remote access Click to see all.

Aqara U100

Zigbee

Aqara U100 offers Zigbee connectivity. Smart locks using Zigbee protocol for low-power, mesh network connectivity Click to see all.

KidGuard Safe

Wi-Fi

KidGuard Safe offers Wi-Fi connectivity. Smart locks that connect directly to Wi-Fi networks for remote access Click to see all.
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

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.

Aqara U100

ANSI Grade -

The security grade of Aqara U100 is ANSI Grade -. Smart locks not yet rated by ANSI standards Click to see all.

KidGuard Safe

Grade 3

The security grade of KidGuard Safe is Grade 3. Smart locks with basic security rating 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"

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.

Aqara U100

Yes

"Aqara U100 has Yes auto-lock feature." Smart locks that automatically lock the door after opening Click to see all.

KidGuard Safe

Yes

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

Usage Comparison

For whom 👥

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

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.

Aqara U100

Smart Home Enthusiasts

Aqara U100 is designed for Smart Home Enthusiasts. Feature-rich smart locks with extensive integration capabilities for connected home setups. Click to see all.

Homeowners

Aqara U100 is designed for Homeowners. Smart locks designed for everyday home security and convenience Click to see all.

KidGuard Safe

Families With Young Children

KidGuard Safe is designed for Families With Young Children. Smart locks with safety features for homes with young children Click to see all.

Schools

KidGuard Safe is designed for Schools. Comprehensive smart lock systems for educational institutions, prioritizing student safety and efficient access management. Click to see all.
Purpose 💻

Primary purposes or actions the smart lock is designed to facilitate

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.

Aqara U100

Smart Home Integration

Aqara U100 is primarily used for Smart Home Integration.

Multiple Entry Methods

Aqara U100 is primarily used for Multiple Entry Methods. Versatile smart locks offering various ways to unlock, from keypads to biometrics Click to see all.

KidGuard Safe

Child Safety

KidGuard Safe is primarily used for Child Safety.

Parental Controls

KidGuard Safe is primarily used for Parental Controls.

Highlights Comparison

Known for 💡

Unique selling point or standout feature of the smart lock

Nuki Smart Lock 3.0 Pro

European Design

Nuki Smart Lock 3.0 Pro is known for European Design.

Aqara U100

Zigbee Connectivity

Aqara U100 is known for Zigbee Connectivity.

KidGuard Safe

Child-Safety Features

KidGuard Safe is known for Child-Safety Features.

Facts Comparison

Interesting Fact 🧐

An intriguing or lesser-known fact about the smart lock

Nuki Smart Lock 3.0 Pro

Can detect when door is left open

Aqara U100

Can be unlocked in 8 different ways

KidGuard Safe

Features a "homework mode" that only unlocks after study time
Sarcastic Fact 😉

A humorous or ironic observation about the smart lock

Nuki Smart Lock 3.0 Pro

Perfect for those who want a lock smarter than they are

Aqara U100

So many unlock methods you might forget how to use a key

KidGuard Safe

Might start grounding your kids for you

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⭐ is rated higher overall than Nuki Smart Lock 3.0 Pro

Known for Versatility

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Known for Pet Recognition Technology

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Ultraloq U-Bolt Pro WiFi

Known for Multiple Entry Methods

🔐 is more secure than Nuki Smart Lock 3.0 Pro

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Known for Voice Recognition Technology

🔐 is more secure than Nuki Smart Lock 3.0 Pro

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GuestAccess Pro

Known for Cloud-Based Access Control

🔐 is more secure than Nuki Smart Lock 3.0 Pro

💻 is more user-friendly than Nuki Smart Lock 3.0 Pro

💯 is more durable than Nuki Smart Lock 3.0 Pro

⭐ is rated higher overall than Nuki Smart Lock 3.0 Pro

OMRI Smart Lock

Known for Sleek Design

🔐 is more secure than Nuki Smart Lock 3.0 Pro

💯 is more durable than Nuki Smart Lock 3.0 Pro

⭐ is rated higher overall than Nuki Smart Lock 3.0 Pro

Known for Advanced Voice Recognition

🔐 is more secure than Nuki Smart Lock 3.0 Pro

💻 is more user-friendly than Nuki Smart Lock 3.0 Pro

💯 is more durable than Nuki Smart Lock 3.0 Pro

⭐ is rated higher overall than Nuki Smart Lock 3.0 Pro

Known for Value For Money

💻 is more user-friendly than Nuki Smart Lock 3.0 Pro

🔋 has a longer battery life than Nuki Smart Lock 3.0 Pro

⭐ is rated higher overall than Nuki Smart Lock 3.0 Pro