Question 1

Which is better, Eufy Security Smart Lock S330 or Ultraloq U-Bolt Pro WiFi?

Accepted Answer

Both products scored 8.5/10 in our testing — it's a tie. Choose based on which features matter most to you.

Question 2

Is the Eufy Security Smart Lock S330 worth it over the Ultraloq U-Bolt Pro WiFi?

Accepted Answer

The Eufy Security Smart Lock S330 scores 8.5/10 while the Ultraloq U-Bolt Pro WiFi scores 8.5/10. The Eufy Security Smart Lock S330 is our "Best Overall" pick in the Best Smart Door Locks Fingerprint 2026 category.

Eufy Security Smart Lock S330 vs Ultraloq U-Bolt Pro WiFi: Which to Buy?