10 Best Smartthings Lock 2025 in the United States

The Aqara Smart Lock U100 stands out in the smart lock category, especially for users looking for advanced keyless entry options. One of its strongest features is the integration with Apple Home, allowing users to unlock the door with their iPhone or Apple Watch, even when the devices are out of battery. This is a significant convenience for Apple users, making it a great choice for those already within the Apple ecosystem.

The fingerprint unlock feature is another highlight, accommodating up to 50 fingerprints, which is ideal for families or shared living situations. Users can also set remote passwords and even one-time access codes for guests, enhancing its versatility. The auto-lock feature adds an extra layer of security, ensuring that the door locks automatically after closing.

It's important to note that the lock requires an Aqara Zigbee 3.0 hub for full functionality, which could be a drawback for those not already invested in that system. Additionally, while it offers a mechanical key for emergencies, relying on electronic access could be a concern for some users who prefer traditional locking methods.

In terms of durability, the U100 has an IP65 weatherproof rating, making it suitable for various climates, and it boasts a long battery life of up to 8 months, powered by standard AA batteries. It also includes a USB-C port for emergency charging, which adds to its practicality.

While the lock has many advanced features, some users may find the installation process a bit complex if they are not comfortable with DIY tasks. It's designed for screw-in installation, which might require some tools and careful handling.

The Aqara Smart Lock U100 is an excellent choice for those looking to enhance their home security with smart technology, especially Apple users. However, potential buyers should consider its reliance on additional hubs and their comfort level with installation.

The ULTRALOQ Bolt Fingerprint Smart Lock offers robust features for those looking to enhance their home security with smart technology. It stands out with its integration into Apple HomeKit, allowing seamless control via iPhone or Apple Watch. The lock supports voice control with Siri, Alexa, and Google Assistant, making it versatile in smart home setups. Connectivity is reliable with built-in 2.4G WiFi, eliminating the need for an extra hub, while also supporting Bluetooth for local control.

For security, it provides multiple keyless entry options, including fingerprint ID, anti-peep keypad, smartphone app, and mechanical key, ensuring flexibility and convenience. The lock is commercial grade, certified for high durability and long lifespan, and IP65 rated for dust and weather resistance, making it suitable for various climates. Installation is straightforward with a simple screwdriver, no wiring required, which is a plus for DIY enthusiasts.

Battery life is decent, with 8 AA batteries lasting up to a year under regular use. However, the need for frequent battery replacements can be a downside for some users. Additionally, while it boasts comprehensive app features like real-time notifications and access management, these are contingent on a stable internet connection. The ULTRALOQ Bolt is a smart lock ideal for those entrenched in the Apple ecosystem but also offers broad compatibility for users with diverse smart home devices.

The eufy Smart Lock C34 is a solid choice for those looking to upgrade their home security with a smart lock that supports various smart home ecosystems like Apple Home, Google Home, Alexa, and SmartThings. This feature makes it a versatile option for households that have already invested in a smart home setup. One of its key strengths is the ability to provide multiple ways to unlock—through an app, keypad, physical key, or voice commands—making it user-friendly for all family members.

Another notable aspect is its battery life, lasting up to 8 months on 8 AA batteries, which is quite impressive. This means less hassle with frequent battery changes. Additionally, the lock is easy to install, taking about 15 minutes without the need for complicated tools or drilling, which is a significant plus for DIY enthusiasts.

While the compatibility is broad, those who prefer or require more advanced security features may find the lock lacking in certain areas, such as biometric access. Moreover, the reliance on battery power means that if the batteries run low, access could be compromised unless you have a backup method at hand. Some users might also prefer a fingerprint scanner or other high-tech features that are not included in this model. The lock does come with a good warranty and customer support, ensuring peace of mind for buyers.