Best Smart Locks — Bluetooth (Bridge/Hub optional) (2026)
1 smart locks matching connectivity “Bluetooth (Bridge/Hub optional)”, hand-picked from UK Amazon listings.
Not sure which one to pick? Read our Best Smart Locks UK (2026) guide.
#1 Pick
Nuki Smart Lock Go (2025), Compact Keyless Entry Retrofit Lock, App and Auto-Lock Control- Bluetooth (Bridge/Hub optional)
£139.00
Pros
- Compact retrofit design fits over most existing European cylinders
- Simple app-based auto-lock and unlock scheduling
- Lower entry price than the full Nuki Smart Lock Pro
Cons
- Remote access away from home needs the optional Nuki Bridge or Hub
Bluetooth (Bridge/Hub optional) Smart Locks offer convenient keyless entry through your smartphone. These locks utilise Bluetooth technology for direct connection, allowing you to control access remotely and monitor activity without needing a separate hub or bridge. Many models support the addition of a bridge if you require broader network compatibility or integration with other smart home devices – this flexibility makes them suitable for various property sizes and smart home ecosystems.
For enhanced security and range, some Bluetooth smart locks are designed to work with a bridge. The bridge extends the Bluetooth signal, providing control over a larger area of your property. This is particularly useful in detached garages or outbuildings where the direct Bluetooth connection might be weak. Remember to check compatibility before purchasing.
FAQ
What does 'Bridge/Hub optional' mean?
This indicates that the smart lock connects directly via Bluetooth, but you can add a bridge if you need extended range or want to integrate with other smart home systems like Amazon Alexa or Google Assistant. The lock itself functions independently without the bridge initially.
Is a bridge necessary for all Bluetooth Smart Locks?
No, not at all! Many models operate perfectly well through Bluetooth alone. A bridge is primarily beneficial if you have a larger property, require greater range, or wish to seamlessly integrate with other smart home devices via Wi-Fi.
How far can I control a Bluetooth Smart Lock?
The effective range of Bluetooth varies between models, typically around 30 feet (10 meters) in ideal conditions. Walls and interference can significantly reduce this distance; check the manufacturer’s specifications for precise details.
Can I still use my physical keys with a Bluetooth Smart Lock?
Yes, almost all Bluetooth smart locks retain a traditional key override mechanism. This ensures you always have access in case of battery failure or connectivity issues – it's a vital security feature.
What kind of batteries do these locks require?
Most Bluetooth Smart Locks use AA or AAA batteries, although specific requirements can vary. Always check the product details before purchasing to confirm the correct battery type and estimated lifespan.
How secure are Bluetooth Smart Locks?
Bluetooth smart locks employ encryption technology to protect your access codes and prevent unauthorized entry. However, like all smart home devices, it's essential to practice good security habits – regularly update firmware and use strong passcodes.
Can I change the PIN code on a Bluetooth Smart Lock?
Yes, most Bluetooth Smart Locks allow you to easily adjust your PIN code through the manufacturer’s smartphone app. This provides flexibility in managing access permissions for yourself and others.
What if my phone loses connection with the lock?
The lock typically retains its last known settings, and you can re-establish the connection via the smartphone app. Most locks will also automatically attempt to reconnect when powered on – check the manufacturer's instructions for troubleshooting steps.
Do I need a specific smartphone operating system?
Most Bluetooth Smart Locks are compatible with iOS (Apple) and Android smartphones. However, always verify compatibility with the specific model you’re considering before purchasing to ensure seamless operation.
How do I add the smart lock to my Amazon account?
Follow the instructions provided by the manufacturer for pairing your smart lock with your smartphone via Bluetooth. Then, within the Amazon app, search for compatible smart locks and proceed through the addition process – you'll likely need to create an account if you haven’t already.