
eufy Security Video Doorbell E340
Score: 80/100
Blink Video Doorbell
Score: 82/100Rankings

The Blink Video Doorbell (2nd Gen) is a battery-powered smart doorbell featuring a 1440p HD camera with a unique 1:1 square aspect ratio designed for head-to-toe visibility. It offers up to two years of battery life using three AA lithium batteries and includes a Sync Module for local storage and connectivity. While it provides excellent video clarity and long battery life, it requires a subscription for AI detection and relies on a hub for full functionality.

The eufy Security Video Doorbell E340 features dual 2K cameras and color night vision, offering comprehensive coverage without monthly subscription fees. Its reliance on the HomeBase ecosystem and complex setup process are notable drawbacks. It is best suited for privacy-focused homeowners who want local storage and package detection capabilities.
| Attribute | ![]() | ![]() |
|---|---|---|
3 MPbest | 2 MP | |
160 degreesbest | 150 degrees | |
16 feet | 20 feetbest | |
— | 730 daysbest | |
— | 30 fpsbest | |
| ↓ lower better | 481 grams | 113 gramsbest |
— | 2 yearsbest | |
— | -20 °Cbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Audio & Lighting(1) | ||
Night Vision Range (feet) | 16 feet | 20 feet |
Power & Battery(2) | ||
Power Source | Battery/Wired | Battery |
Battery Life (days) | null days | 730 days |
Network & Connectivity(1) | ||
Wi-Fi Standard | 2.4GHz/5GHz | 2.4 GHz |
Camera(3) | ||
Video Resolution (MP) | 3 MP | 2.0 MP |
Field of View (degrees) | 160 degrees | 150 degrees |
HDR Support | true | false |
Features & Compatibility(1) | ||
Subscription Required | false | true |
Build & Design(2) | ||
IP Rating | null | IP65 |
Weight (grams) | 481 grams | 113 grams |
General(2) | ||
Warranty Length (years) | null years | 2 years |
Operating Temperature (°C) | null °C | -20 to 45 °C |

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

Professional reviewers generally praise the eufy E340 for its superior 2K dual-camera resolution and effective color night vision, highlighting its value for privacy-focused users who want to avoid monthly fees. However, critics note that the setup process can be significantly more complex than competitors.
Everyday users appreciate the high-definition video clarity and the practical benefit of dual cameras for package protection, along with the cost savings of local storage. The most common complaints revolve around the difficult and time-consuming initial setup, the necessity of the HomeBase for full functionality, and concerns about local data security if the hardware is stolen.

“the best smart [doorbell]”

“works amazing”

“next level camera sensor for full porch coverage”



Professional reviewers and editors highlight the 1440p head-to-toe view as the primary upgrade, praising the camera sensor for eliminating the cropping issues found in rectangular aspect ratios. The inclusion of the Sync Module Core and the simple wireless setup are noted as significant benefits, particularly for users upgrading from the first generation or expanding their Blink ecosystem.
Everyday users express excitement over the head-to-toe viewing angles and the significant improvement in video clarity compared to previous models. Common praise focuses on the seamless integration with existing Blink systems via the Sync Module. While no prominent complaints are noted, the dependency on the Sync Module and battery replacements is implied as a minor setup hurdle.