Kidde Smoke Detector
AA Battery Powered LED Status Lights, 85 dB Alarm, 5-inches, 20SDR, 3 Pack
Price as of 2026-06-02. Check Amazon for the current price.
Quick Decision
Is This Right For You?
- •Buyers who prioritize quality over price in Smoke Detectors
- •Kidde loyalists — the brand spans 155 products in our database
- •You're on a tight budget — $8 above the category average of $77
- •First Alert SMI100 offers a better rating (4.6/5) at a similar or lower price ($35)
- •First Alert SMI100 — 59% cheaper at $35 (Score A-)
- •Kidde i4618AC Hardwire Smoke Alarm — higher rated at 4.6/5 ($179)
📊 Based on data analysis of 37 products in this category.
Mubboo Score: B-
How It Compares
This Product Kidde Smoke Detector | Most Popular First Alert SMI100 | Best Rated Kidde i4618AC Hardwire Smoke Alarm | Best Value Kidde Smoke Detector | |
|---|---|---|---|---|
| Price | $84.97 | $34.98 | $178.99 | $35.97 |
| Rating | 4.4/5 | 4.6/5 | 4.6/5 | 4.0/5 |
| Reviews | 576 | 4,421 | 1,532 | 1,256 |
| Mubboo Score | B- | A- | B | B |
Quick Specs
- Alarm
- Audible
- Color
- White
- Style
- 10th Edition
- Unit Count
- 3.0 Count
- Item Weight
- 0.37 Pounds
- Sensor Type
- Photoelectric
- Manufacturer
- Kidde
- Model Number
- 20SDR
What People Say
Synthesized from 40 reviews · 100% verified purchases.
Test units upon arrival, as included batteries may be dead or drain quickly. Verify activation tab functions and note that sealed-battery models may not interconnect with other alarms.
- Ease of Installation
- Good Value
- Reliable Performance / No False Alarms
- Compatibility with Existing Mounts
- Long Battery Life / No Battery Changes
- Pre-installed Battery Drains Quickly
- Dead on Arrival / Activation Issues
- Flimsy Build Quality
- Confusing Instructions
Expert Picks in Smoke Detectors
- Kidde Smart Smoke Detector — Best smoke detector overall
- First Alert Battery Smart Smoke & Carbon Monoxide Alarm with Nest Protect — Best for Google Nest users
- Kidde Ring-Enabled Smart Smoke and Carbon Monoxide Detector — Best smoke detector for Alexa and Ring users
- First Alert SMI100 Dual Sensor Smoke Detector — Best budget smoke detector
Category recommendations from independent expert publications. Source links in References.
Related Video Reviews
Key Features
- ✦SMOKE DETECTION: Model 20SDR detects smoke over 25% faster*; sounds a loud 85-decibel alarm with red LED light for clear visual warnings; suitable for homes
- ✦AA BATTERY OPERATION & WARRANTY: Powered by two AA batteries (included) for easy, no-wiring setup; Backed by 10-year limited warranty** that starts from date of purchase
- ✦REDUCED FALSE ALARMS: Uses advanced sensing technology that helps distinguish between real smoke and everyday cooking or steam; helps reduce false alarms while maintaining quick, a…
- ✦TESTED FOR SAFETY & PERFORMANCE: Rigorously tested to meet UL 217 10th Edition and FCC standards; designed to help ensure reliable performance and compliance with recognized safety…
- ✦TEST & HUSH BUTTON: Allows quick testing of alarm functionality to help ensure the unit is operating properly; temporarily silences false alarms that may occur without disabling th…
Source: product listing on Amazon.
About Kidde
- 155 products in our database
- Average rating: 4.6/5 across all products
- Price range: $12.87 – $381.75
- Categories: Carbon Monoxide Detectors, Fire Extinguishers, Smoke Detectors
Other Smoke Detectors
Bottom Line
Kidde Smoke Detector earns Mubboo Score B-. Priced at $85 — a premium option, above the category average of $77. Rated 4.4/5 from 576+ reviews. Strong buy if: buyers who prioritize quality over price in smoke detectors, kidde loyalists. Skip if: you're on a tight budget — First Alert SMI100 (Score A-, $35) may fit better.
Frequently Asked Questions
Is the Kidde Smoke Detector worth buying in 2026?
It earns a Mubboo Score of B-, with a 4.4/5 rating from 576 reviews — better than 38% of Smoke Detectors we track.
How much does the Kidde Smoke Detector cost?
It is currently $84.97 — premium-tier pricing for Smoke Detectors.
How does the Smoke Detector compare to other Smoke Detectors?
The category's most-reviewed alternative is the First Alert SMI100 (4.6/5, 4,421 reviews, $34.98). The Smoke Detector carries a Mubboo Score of B- vs A-.
Sources & References
Mubboo may earn a commission from purchases made through links on this page. Prices and availability are accurate as of the last sync (2026-06-02) and may change.