
eufy Video Smart Lock E330 3-in-1
Score: 82/100
eufy Smart Lock E31
Score: 85/100Rankings

The eufy Security Smart Lock E31 is a versatile, hub-free smart deadbolt featuring Matter compatibility and fingerprint recognition. It offers excellent ecosystem integration with Apple Home, Google, and Alexa, along with a long-lasting 14-month battery life. However, it lacks Apple HomeKey support and relies on 2.4GHz Wi-Fi, which may be a limitation for some users.

The eufy Security Video Smart Lock E330 is an innovative all-in-one deadbolt that integrates a 2K HD video camera, doorbell, and keyless entry. Its primary strength lies in its subscription-free local storage and robust BHMA-certified build quality. However, users frequently report inconsistent battery life and limited smart home ecosystem compatibility due to the lack of HomeKit support.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 14 monthsbest | |
50 entriesbest | 50 entriesbest | |
1.5 yearsbest | 1.5 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Access & Security(1) | ||
Unlock Methods | Fingerprint, App, Keypad, Voice, Physical Key | Fingerprint, App, Keypad, Voice, Physical Key, Matter |
Connectivity & Smart Features(1) | ||
Bluetooth Version | Bluetooth | |
Durability & Environment(1) | ||
IP Rating | IP65 | IP53 |
Installation & Fitment(1) | ||
Door Thickness Compatibility (inches) | 1.38-2.17 inches | inches |
Power & Battery(2) | ||
Battery Life (months) | 3-12 months | 14 months |
Battery Type | Rechargeable Li-ion | Rechargeable Lithium |

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

Professional reviewers praise the E330 for its innovative all-in-one design, sharp 2K camera, and reliable motion detection. Critics note rapid battery drain, poor dark-time usability for the keypad, and limited ecosystem compatibility.
Everyday users appreciate the seamless fingerprint unlocks, clear video quality for package monitoring, and the benefit of no subscription fees. Recurring complaints focus on battery life falling short of expectations, confusing keypad lighting at night, and occasional Wi-Fi connectivity issues.

“battery killer”

“remarkably sleek and compact”




Professional reviewers and editors highlight the lock's reliability through BHMA certification and its seamless integration with major smart home ecosystems via Matter and Wi-Fi. Retailers emphasize the convenience of keyless entry and the robust build quality suitable for various environments.
There is no available consumer sentiment data, as no user reviews, testimonials, or forum discussions were found in the research data.