| Resolution | 2K HDR (2560x1440) | 1080p HD | 2K QHD (2560x1440, 4MP) | 2K HDR (2624x1472) | 1080p HD (effective; some listings cite 2K marketing) |
| FOV | 160 degrees diagonal | 130 degrees horizontal | 75 degrees horizontal, 41 degrees vertical, 88 degrees diagonal | 140 degrees horizontal, 80 degrees vertical | 143 degrees diagonal |
| Power | Rechargeable battery (USB-C magnetic) | Rechargeable battery (solar accessory available) | Wired (USB-A power adapter) | Hardwired AC (junction box required) | Wired plug-in (USB-A power adapter) |
| Battery Life | Up to 8 months typical use | Months on a charge with motion alerts | — | — | — |
| Local Storage | SmartHub microSD (sold separately) | None (cloud only) | microSD up to 512GB | None (cloud only) | USB drive via Sync Module 2 (sold separately) |
| Cloud Subscription Required | Yes for recording (Arlo Secure $4.99+/mo) | Yes for recording (Ring Protect $3.99+/mo) | Optional (Tapo Care for cloud) | Yes for recording (Ring Protect $3.99+/mo) | Yes for person detection and cloud (Blink Subscription $3+/mo) |
| Smart Detection | Person, vehicle, package, animal (subscription) | Motion zones (person detection requires Ring Protect Plus) | Person, pet, baby crying, glass breaking (on-device) | 3D Motion Detection with radar, audio (glass break, car alarm, dog bark) | Motion (person detection requires subscription) |
| Two-Way Audio | Yes with noise/echo cancellation | Yes with noise cancellation | Yes with noise cancellation | Yes (Audio+ with echo cancellation) | Yes |
| Night Vision | Color + IR | IR (color on 3rd-gen Pro variant) | IR LED to 40 feet (850nm) | Color (2,000 lumen floodlights) + IR | Color (built-in spotlight) + IR |
| Weather | Weatherproof outdoor-rated | Weather resistant indoor/outdoor | — | Weather resistant outdoor-rated | Indoor (outdoor with separate weather-resistant adapter) |
| Spotlight/Siren | Integrated spotlight + siren | — | — | 2,000 lumen floodlights, 110dB siren | Integrated LED spotlight |
| Ecosystem | Alexa, Google Assistant, SmartThings | Alexa, Echo Show, Ring app | Alexa, Google Assistant | Alexa only | Alexa native (Amazon-owned) |
| Warranty | 1 year limited | 1 year limited | 2 years limited | 1 year limited | 1 year limited |