
August Smart Lock Pro + Connect Hub
Score: 75/100
eufy Video Smart Lock E330 3-in-1
Score: 78/100Rankings

The eufy Security E330 is a robust 3-in-1 smart lock offering 2K video, local storage, and fast biometric access without subscription fees. Its main drawbacks are inconsistent battery life and limited smart home ecosystem compatibility. It is best suited for Alexa/Google users seeking an all-in-one solution without monthly costs.

The August Home Smart Lock Pro is a versatile retrofit lock that installs over existing deadbolts, offering broad smart home integration via Z-Wave and a separate WiFi bridge. Its main drawback is the reliance on an additional hub for remote features and the lack of modern entry methods like fingerprint scanning. It is ideal for users with Z-Wave hubs who want to retain their physical keys.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 50 credentialsbest | |
30 metersbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Power & Battery(1) | ||
Battery Type | AA | Rechargeable Li-ion |
Installation & Fit(2) | ||
Door Thickness Compatibility | Standard Door Thickness | 35-55 mm |
Installation Type | Retrofit | No-Drill |
Connectivity & Smart Home(3) | ||
Connectivity Standards | Bluetooth, Z-Wave, WiFi | Wi-Fi |
Voice Assistant Compatibility | Alexa, Google Assistant, Siri | Alexa, Google Assistant |
Bluetooth Range (meters) | 30 meters | N/A meters |
Access & Security(2) | ||
Security Grade | Standard Residential | BHMA Certified |
Unlock Methods | App, Mechanical Key, eKey | Fingerprint, App, Keypad, Voice, Physical Key |
Build & Design(1) | ||
Material | Metal | Metal/Plastic |


Professional reviewers praise the August Smart Lock Pro + Connect for its top-selling status, easy retrofit installation, and broad integrations with Z-Wave, HomeKit, and voice assistants. It is often called a 'next step in smart home security' due to its reliable activity tracking.
Everyday users commonly praise the seamless app control, guest eKey sharing, and the ability to retain physical keys, noting quick setup and reliable phone-based locking.

“battery killer”

“remarkably sleek and compact”




Professional reviewers praise the E330 for its innovative all-in-one design, sharp 2K camera, and reliable motion detection. The subscription-free local storage and quick fingerprint unlock are highlighted as key strengths. However, critics note rapid battery drain, poor dark-time usability for the keypad, and limited ecosystem compatibility due to the lack of HomeKit support.
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.