# Aqara Smart Lock U100 vs Ultraloq U-Bolt Pro WiFi: specs and price compared

A sourced, side-by-side comparison of the Aqara Smart Lock U100 (Aqara) and Ultraloq U-Bolt Pro WiFi (Ultraloq) among smart locks. Aqara Smart Lock U100 is the cheaper of the two at $169.99.

## Side by side

| Spec | Aqara Smart Lock U100 | Ultraloq U-Bolt Pro WiFi |
| --- | --- | --- |
| US price | $169.99 | $179.99 |
| Brand | Aqara | Ultraloq |
| Released | 2022 | 2021 |
| Unlock methods | fingerprint (98.6% accuracy, <0.5s recognition, 50 prints), keypad PIN (permanent/periodic/one-time), Apple Home Key (NFC tap on iPhone/Apple Watch), NFC tag (2 included), smartphone app, physical key backup | fingerprint (100 fingerprints, 0.3s recognition), keypad PIN (up to 50 codes), smartphone app (iOS/Android), Apple Watch, auto-unlock (geofence), physical key override |
| Connectivity | Zigbee (requires Aqara hub for remote features); Bluetooth for direct app setup | Wi-Fi 2.4GHz 802.11 b/g/n built-in, Bluetooth; also available in Z-Wave Plus and Matter over Thread variants |
| Matter | Yes | No |
| Auto lock | Yes | Yes |
| Battery type | 4× AA | 4× AA (alkaline or lithium) |
| Finish options | Shadow Gray, Silver | Matte Black, Satin Nickel (inferred from product line; specific finishes not enumerated on page accessed) |
| Install type | Replaces existing deadbolt — single-bore door, DIY no-drill for most doors | Replaces existing deadbolt — single-bore 2-1/8" door, DIY 4-screw install |

## Key differences

- Unlock methods: Aqara Smart Lock U100 fingerprint (98.6% accuracy, <0.5s recognition, 50 prints), keypad PIN (permanent/periodic/one-time), Apple Home Key (NFC tap on iPhone/Apple Watch), NFC tag (2 included), smartphone app, physical key backup vs Ultraloq U-Bolt Pro WiFi fingerprint (100 fingerprints, 0.3s recognition), keypad PIN (up to 50 codes), smartphone app (iOS/Android), Apple Watch, auto-unlock (geofence), physical key override
- Connectivity: Aqara Smart Lock U100 Zigbee (requires Aqara hub for remote features); Bluetooth for direct app setup vs Ultraloq U-Bolt Pro WiFi Wi-Fi 2.4GHz 802.11 b/g/n built-in, Bluetooth; also available in Z-Wave Plus and Matter over Thread variants
- Matter: Aqara Smart Lock U100 Yes vs Ultraloq U-Bolt Pro WiFi No
- Battery type: Aqara Smart Lock U100 4× AA vs Ultraloq U-Bolt Pro WiFi 4× AA (alkaline or lithium)
- Finish options: Aqara Smart Lock U100 Shadow Gray, Silver vs Ultraloq U-Bolt Pro WiFi Matte Black, Satin Nickel (inferred from product line; specific finishes not enumerated on page accessed)
- Install type: Aqara Smart Lock U100 Replaces existing deadbolt — single-bore door, DIY no-drill for most doors vs Ultraloq U-Bolt Pro WiFi Replaces existing deadbolt — single-bore 2-1/8" door, DIY 4-screw install

## What reviewers say

**Ultraloq U-Bolt Pro WiFi** — Two hands-on testers reviewed this exact model: TechHive (Christopher Null) and Reviewed/USA Today (Rick Broida). Both praise the fingerprint reader, easy installation, multiple entry methods, and built-in Wi-Fi that needs no separate bridge. Both flag the strict 2.4GHz-only Wi-Fi with no dual-band support. They split on Wi-Fi setup reliability: TechHive called the built-in Wi-Fi 'half-baked' after it refused to join a mesh network, while Reviewed's app connected in seconds. (2 sourced reviews.)

## Sources

- Aqara Smart Lock U100: https://www.aqara.com/en/product/smart-lock-u100 (aqara.com, verified 2026-06-15)
- Ultraloq U-Bolt Pro WiFi: https://www.u-tec.com/products/ultraloq-u-bolt-pro-wifi (u-tec.com, verified 2026-06-15)

Canonical: https://frontdeskreview.com/gear/smart-locks/aqara-smart-lock-u100-vs-ultraloq-u-bolt-pro-wifi/
Cite: Per The Front Desk Review, Aqara Smart Lock U100 ($169.99) vs Ultraloq U-Bolt Pro WiFi ($179.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/smart-locks/aqara-smart-lock-u100-vs-ultraloq-u-bolt-pro-wifi/
License: CC BY 4.0.