
Ultraloq U-Bolt
Score: 88/100
YHV Smart Lock
Score: 72/100Rankings

The Ultraloq U-Bolt Pro is a high-security, hub-free smart lock featuring built-in WiFi and an 8-in-1 entry system. Its main trade-off is potentially reduced battery life due to the power demands of continuous WiFi connectivity. It is best suited for tech-savvy homeowners who want robust security and versatile access methods without additional hardware.

The YHV Keyless Entry Door Lock offers a versatile combination of biometric access, keypad entry, and an integrated doorbell camera for remote monitoring. Its main drawback is the limited battery life of 200 unlocks per battery set, requiring frequent replacements. It is best suited for tech-savvy homeowners and Airbnb hosts who need temporary codes and remote access capabilities.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 200 hoursbest | |
50 credentialsbest | 50 credentialsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Battery(2) | ||
Battery Life (hours) | N/A hours | 200 hours |
Battery Type | AA Alkaline | AA |
Installation & Fit(1) | ||
Installation Type | Standard Deadbolt Replacement | Deadbolt |
Connectivity & Smart Home(3) | ||
Connectivity Standards | WiFi, Bluetooth | Wi-Fi 2.4GHz, Bluetooth |
Voice Assistant Compatibility | Alexa, Google Assistant | None |
Bluetooth Range (meters) | N/A meters | meters |
Durability & Environment(2) | ||
IP Rating | IP65 | IP54 |
Operating Temperature | -20°C to 65°C | -35°C to 70°C |
Access & Security(3) | ||
Security Grade | Grade 1 | BHMA |
Unlock Methods | Fingerprint, Keypad, App, Mechanical Key, eKey, Voice | Fingerprint, Password, App, Key, Temporary Code |
Activity Log | true | |
Build & Design(1) | ||
Material | Zinc Alloy | Stainless steel, zinc |


Products in the top-left offer the best value (high score, low price).

TechHive and the Ultraloq community praise the U-Bolt Pro for its healthy facelift and improved auto-unlock geofencing over previous models. Reviewers highlight the configurable auto-lock feature using the door sensor and the plentiful features that balance security with convenience.
Everyday users generally praise the simple app navigation, reliable remote control, and door alerts. There is strong appreciation for the IP65 durability and BHMA certification, which contribute to a sense of security.

Professional reviewers praise the YHV lock for its versatile multi-method access and integrated camera system, describing it as a standout option for convenience in real-world scenarios like managing guests or operating in extreme temperatures.
Everyday users highlight the convenience of storing 50 fingerprints and passwords, along with the reliability of the auto-lock and two-way audio features. The recurring theme among users is the appreciation for quick unlock speeds and anti-peep security, though many note the need to keep spare batteries due to the limited 200-use battery life.
“Engineering excellence”


