What is the difference between the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) and the Flo by Moen Smart Water Monitor and Shutoff?

Life-safety alarms versus whole-home water shutoff. Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW): Ring app on iOS 14+ and Android 9+; 120V hardwired power required with two AA backup batteries; 2.4GHz Wi-Fi per review. Flo by Moen Smart Water Monitor and Shutoff: Requires a compatible main water line, nearby power, Wi-Fi, and the Moen app.

How much do the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) and the Flo by Moen Smart Water Monitor and Shutoff cost?

Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW): PCMag listed an MSRP of $74.97. The current official page did not show a stable price, so check a retailer for the figure you would pay. Flo by Moen Smart Water Monitor and Shutoff: Two costs, not one: the hardware and professional installation. Both vary, so price them together before you buy. Prices are the figures the cited source published, in US dollars. Availability, local taxes and regional pricing outside the United States can differ, so check the official product page for your country before you buy.

Kidde Ring vs Flo by Moen · Family Tech Finder

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Prices are the figures the cited source published, in US dollars. Availability, local taxes and regional pricing outside the United States can differ, so check the official product page for your country before you buy.

Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW)

Compatibility: Ring app on iOS 14+ and Android 9+; 120V hardwired power required with two AA backup batteries; 2.4GHz Wi-Fi per review.
Price snapshot: PCMag listed an MSRP of $74.97. The current official page did not show a stable price, so check a retailer for the figure you would pay.
Safety or privacy note: Requires proper hardwired installation. Optional emergency monitoring needs a compatible Ring subscription and is U.S.-only with other restrictions/possible local fees. PCMag says it does not interact with Alexa or other Ring devices.

Flo by Moen Smart Water Monitor and Shutoff

Compatibility: Requires a compatible main water line, nearby power, Wi-Fi, and the Moen app.
Price snapshot: Two costs, not one: the hardware and professional installation. Both vary, so price them together before you buy.
Safety or privacy note: A connected shutoff is property protection, not a replacement for plumbing inspection or emergency response.

No universal winner

Compare the cited decision points

Review our current process: How corrections work

Side A · 7 claims

Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW)

Kidde / Ring

C058verified

detection power

Smoke + CO; 120V hardwired required; two AA backup batteries.

Manufacturer / ownerKidde — Ring Smart Smoke + CO Alarm, Hardwired with 2 AA Backup Battery - RGCUAR-RWVerified 2026-08-08

C059verified

app compatibility

Ring app on iOS 14+ and Android 9+; no other Ring device required.

Manufacturer / ownerKidde — Ring Smart Smoke + CO Alarm, Hardwired with 2 AA Backup Battery - RGCUAR-RWVerified 2026-08-08

C060verified

notifications

Remote smoke/CO and low-battery notifications.

Manufacturer / ownerKidde — Ring Smart Smoke + CO Alarm, Hardwired with 2 AA Backup Battery - RGCUAR-RWVerified 2026-08-08

C061verified

monitoring caveat

Optional 24/7 monitoring requires compatible Ring subscription; U.S.-only and other restrictions/fees may apply.

Manufacturer / ownerKidde — Ring Smart Smoke + CO Alarm, Hardwired with 2 AA Backup Battery - RGCUAR-RWVerified 2026-08-08

Read all 7 claims

Side B · 3 claims

Flo by Moen Smart Water Monitor and Shutoff

Moen

exp-flo-by-moen-smart-water-monitor-and-shutoff-1verified

false alerts/alert fatigue

Independent public sources repeatedly discuss false alerts/alert fatigue; inspect the linked accounts for context rather than treating this as universal consensus.

Independent review / user consensus/u/barnaclebill22 — /u/barnaclebill22 on Moen Flo — Helpful or not?Verified 2026-08-09
Independent review / user consensusNo More Leaks — DEEP DIVE Review of Flo by Moen Features [PROOF & ACTION!]Verified 2026-08-09

exp-flo-by-moen-smart-water-monitor-and-shutoff-2verified

valve reliability/longevity

Independent public sources repeatedly discuss valve reliability/longevity; inspect the linked accounts for context rather than treating this as universal consensus.

Independent review / user consensus[deleted/unknown] — /u/[deleted] on Moen Flo worth it?Verified 2026-08-09
Independent review / user consensusNo More Leaks — DEEP DIVE Review of Flo by Moen Features [PROOF & ACTION!]Verified 2026-08-09

exp-flo-by-moen-smart-water-monitor-and-shutoff-3verified

automatic shutoff trust

Independent public sources repeatedly discuss automatic shutoff trust; inspect the linked accounts for context rather than treating this as universal consensus.

Independent review / user consensus/u/Ploppyun — Moen Flo — Helpful or not?Verified 2026-08-09
Independent review / user consensusNo More Leaks — DEEP DIVE Review of Flo by Moen Features [PROOF & ACTION!]Verified 2026-08-09

Read all 3 claims

FAQs

Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) vs Flo by Moen Smart Water Monitor and Shutoff: frequently asked questions

What is the difference between the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) and the Flo by Moen Smart Water Monitor and Shutoff?: Life-safety alarms versus whole-home water shutoff. Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW): Ring app on iOS 14+ and Android 9+; 120V hardwired power required with two AA backup batteries; 2.4GHz Wi-Fi per review. Flo by Moen Smart Water Monitor and Shutoff: Requires a compatible main water line, nearby power, Wi-Fi, and the Moen app.
How much do the Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW) and the Flo by Moen Smart Water Monitor and Shutoff cost?: Kidde Ring Smart Smoke + CO Alarm (RGCUAR-RW): PCMag listed an MSRP of $74.97. The current official page did not show a stable price, so check a retailer for the figure you would pay. Flo by Moen Smart Water Monitor and Shutoff: Two costs, not one: the hardware and professional installation. Both vary, so price them together before you buy. Prices are the figures the cited source published, in US dollars. Availability, local taxes and regional pricing outside the United States can differ, so check the official product page for your country before you buy.

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13 cited claims Latest cited source check 2026-08-25

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