Kidde 30CUDR Combo vs Kidde Ring Smart Smoke + CO Alarm RGCUAR-RW
Side-by-side specs from each maker.
Only the differences are shown.
| Kidde 30CUDR Combo | Kidde Ring Smart Smoke + CO Alarm RGCUAR-RW | |
|---|---|---|
| Type | Smoke or CO alarm | Smoke or CO alarm |
| Alarm | combo | combo |
| Power | AA (2 replaceable batteries) | Hardwired with 2 AA backup batteries |
| Interconnect | Not listed | wired |
| Standards (maker) | Designed to the latest UL standard for safety and reliability | ETL certification |
| Maker's warnings | Not listed | Works through the Ring app |
Kidde 30CUDR Combo
A battery-powered smoke and carbon monoxide combo alarm that runs on two replaceable AA batteries. A voice-alert version is listed separately.
- Replaceable AA batteries
- Not listed by the maker: price
Kidde Ring Smart Smoke + CO Alarm RGCUAR-RW
A hardwired smart smoke and carbon monoxide alarm that sends notifications through the Ring app and speaks voice alerts.
- Ring app notifications
- Voice alerts
- Smoke and CO in one unit
- Needs household wiring
- Monitoring needs a paid Ring plan