
Arlo Video Doorbell 2K (2nd Gen)
Score: 72/100
eufy Security C31
Score: 82/100Rankings

The eufy Security C31 is a versatile 2K FHD doorbell with a unique 4:3 aspect ratio for full vertical coverage and dual power options. It offers robust features like AI detection and local storage without subscription fees, though hardwiring can be complex. It is ideal for homeowners seeking flexible power solutions and comprehensive front door monitoring.

The Arlo Video Doorbell 2K (2nd Gen) offers a massive 180-degree field of view and 2K resolution with flexible power options. However, it suffers from mediocre image sharpness and a heavy reliance on subscriptions for core features. It is best suited for existing Arlo ecosystem users who prioritize wide coverage over standalone performance.
| Attribute | ![]() | ![]() |
|---|---|---|
3 MPbest | 2 MP | |
180 degreesbest | — | |
20 feetbest | — | |
| ↓ lower better | 204 gramsbest | 399 grams |
1 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) | 20 feet | null feet |
Network & Connectivity(1) | ||
Wi-Fi Standard | 2.4GHz | null |
Storage & Cloud(1) | ||
Local Storage Support | false | true |
Camera(3) | ||
Video Resolution (MP) | 3 MP | 2 MP |
Field of View (degrees) | 180 degrees | null degrees |
HDR Support | true | null |
Features & Compatibility(1) | ||
Subscription Required | true | false |
Build & Design(2) | ||
IP Rating | IP65 | null |
Weight (grams) | 204 grams | 399 grams |
General(2) | ||
Warranty Length (years) | 1 years | null years |
Operating Temperature (°C) | -20 °C | null °C |

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

Professional reviewers like TechHive rate the Arlo Video Doorbell 2K as a modest upgrade, praising its 180-degree field of view, power flexibility, and attractive design. However, they criticize the mediocre image quality, app instability, and heavy reliance on subscriptions.
Everyday users commonly praise the ultra-wide 180-degree view for capturing full porch activity and the reliable 20-foot night vision. Recurring complaints focus on grainy or soft video quality in low light, frequent app crashes or delays, limited free features without a subscription, and the lack of continuous recording in wired mode.




Everyday consumers commonly praise the easy setup, clear 2K video quality, and the cost savings from avoiding subscription fees. Recurring themes include satisfaction with the 4:3 view and night performance.