Kidde 20SA10 Hardwired Smoke Alarm with 10-Year Backup vs Kidde Ring Smart Smoke + CO Alarm RGCUAR-RW

Side-by-side specs from each maker.

Only the differences are shown.

Kidde 20SA10 Hardwired Smoke Alarm with 10-Year BackupKidde Ring Smart Smoke + CO Alarm RGCUAR-RW
TypeSmoke or CO alarmSmoke or CO alarm
Alarmsmokecombo
PowerHardwired with 10-year backup batteryHardwired with 2 AA backup batteries
Interconnectwiredwired
Standards (maker)Kidde DETECT alarms are designed to the latest UL standardETL certification
Replace after10 yearsNot listed
Maker's warningsAlarm beeps to replace it 10 years after it is poweredWorks through the Ring app

Kidde 20SA10 Hardwired Smoke Alarm with 10-Year Backup

A hardwired smoke alarm with a 10-year backup battery that interconnects with other Kidde alarms by wire.

  • 10-year backup battery
  • Hardwire interconnect
  • Reminder beep at 10 years
  • Needs household wiring

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