Advertising Disclosure Smoke And Carbon Monoxide Detector Comparison - August 2025
6 Best Smoke And Carbon Monoxide Detector In Canada
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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| 1 Best Choice  9.8Exceptional | 2  9.7Exceptional | 3  9.6Exceptional | 4 Best Value  9.5Excellent | 5  9.4Excellent | 6  9.3Excellent |
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ModelFirst Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm | Model First Alert Battery Operated Smoke and Carbon Monoxide Alarm, White, PRC700A-6 | Model Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034 | Model First Alert SC9120BA Hardwire Combination Carbon Monoxide and Smoke Alarm | Model FIRST ALERT Smoke and CO Alarm, SC7010BA, White | Model Combination Smoke and Carbon Monoxide Detector Alarm, Beeps Warning Smoke Co Alarm Clock for Travel Home Bedroom Living Room Basement Attics, Battery Operated, Comply with UL 217 and UL 2034, 1 Pack |
BrandFirst Alert | Brand First Alert | Brand GLBSUNION | Brand First Alert | Brand First Alert | Brand GLBSUNION |
Reviews | Reviews | Reviews | Reviews  | Reviews | Reviews |
Features | |||||
Worth the money 9.1 | Worth the money 9.3 | Worth the money 8.6 | Worth the money 9.1 | Worth the money 8.9 | Worth the money 8.4 |
Easy installation 9.6 | Easy installation 9.6 | Easy installation 9.3 | Easy installation 9.6 | Easy installation 9.3 | Easy installation 9.4 |
Simple to use 9.4 | Simple to use 9.8 | Simple to use 9.1 | Simple to use 9.3 | Simple to use 9.3 | Simple to use 9.1 |
Precision 8.6 | Precision 9.4 | Precision 9.9 | Precision 9.1 | Precision 9.1 | Precision 9.1 |
Sheerness 9.6 | Sheerness 9.9 | Sheerness 8.6 | Sheerness 9.1 | Sheerness 9.1 | Sheerness 9.1 |
Tech Specs | |||||
product dimensions- | product dimensions 8.26 x 17.15 x 21.59 cm 280 g | product dimensions 10 x 4 x 10 cm 220 g | product dimensions 14.22 x 4.83 x 14.22 cm 300 g | product dimensions 6.1 x 12.95 x 12.95 cm 317.51 g | product dimensions 10.16 x 10.16 x 3.81 cm 100 g |
item weight- | item weight 280 g | item weight 220 g | item weight 300 g | item weight 317 g | item weight 100 g |
batteries included- | batteries included Yes | batteries included No | batteries included No | batteries included Yes | batteries included No |
power source- | power source Battery Powered | power source Battery Powered | power source Corded Electric | power source Wired with Replaceable battery backup | power source Battery Powered |
customer reviews- | customer reviews 4.4 4.4 out of 5 stars 933 ratings 4.4 out of 5 stars | customer reviews 4.1 4.1 out of 5 stars 1, 053 ratings 4.1 out of 5 stars | customer reviews 4.5 4.5 out of 5 stars 904 ratings 4.5 out of 5 stars | customer reviews 4.4 4.4 out of 5 stars 54 ratings 4.4 out of 5 stars | customer reviews 4.1 4.1 out of 5 stars 252 ratings 4.1 out of 5 stars |
batteries required- | batteries required Yes | batteries required Yes | batteries required No | batteries required Yes | batteries required Yes |
included components- | included components Alarm, Mouting Bracket, Mounting Hardware | included components - | included components smoke and carbon monoxide alarm | included components Combination Alarm | included components Detector |
color- | color White | color 2 Pack | color - | color White | color 1 PACK |
warranty description- | warranty description 7 Year Limited | warranty description - | warranty description 5-year limited warranty | warranty description 10 year | warranty description - |
style- | style Battery Powered Combo Alarm | style Simple | style - | style Modern | style - |
batteries- | batteries - | batteries 2 AA batteries required. | batteries - | batteries 2 AA batteries required. included | batteries 2 AA batteries required. |
installation method- | installation method - | installation method Wall-Mounted | installation method - | installation method Mounted on Ceiling or Wall | installation method Wall-Mounted |
Available On | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.8
1First AlertFirst Alert SCO5RVA Battery Operated Combination Carbon Monoxide and Smoke Alarm
9.6 Easy installation9.6 Sheerness9.4 Simple to useWhy we love it
Detects both smoke and CO efficiently.
Easy to install without an electrician.
Minimizes false alarms effectively.
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9.7
2First Alert
First Alert Battery Operated Smoke and Carbon Monoxide Alarm, White, PRC700A-6
9.9 Sheerness9.8 Simple to use9.6 Easy installationMain highlights- Provides 2-in-1 protection from two deadly threats
- Photoelectric smoke sensing technology
- Low profile design
- Easy intstallation
- Battery operated
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9.6
3GLBSUNION
Combination Smoke and Carbon Monoxide Detector Alarm, 2-Pack Beeps Warning Smoke and CO Alarms for Basements Travel Home Office House Bedroom Living Room Car, Battery Operated, Comply with UL 217/2034
9.9 Precision9.3 Easy installation9.1 Simple to useMain highlights- Simple to Use: Test/Silence button enables you to test the alarm weekly, and to easily silence the alarm when false alarms occur; malfunction and low battery warnings allow you to easily know the working status of the alarm; in case of an emergency, an alarm tone of over 85 dB will sound throughout your entire home, instantly alerting the entire household, even those in sleep, The unit is of malfunction if the unit sounds all the time, Reinstall the battery to repeat the operation Until normal.
- Quick & Easy Installation with Guaranteed Quality: Product Dimensions: 4 * 4 * 1.5 inch, Requires no rewiring; easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs; certified to meet the UL safety standards for your peace of mind and absolute confidence in our product. you can get: 1. two detector alarms with Mounting bracket, 2. one manual, 3. four screws.
- Keep your family safe with this battery operated smoke and carbon monoxide alarm; battery powered alarms provide continuous monitoring of CO and smoke levels, even if there's a power failure(Operated by 2 x 1.5V AA Batteries (not included)
- Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85dB siren provides a clear, loud warning upon detection. Note: Normal smoke gas is Smoldering fire smoke gas, Smoldering fire smoke gas is different from kitchen/cooking oil fumes. the smoke alarm is designed to detect and alarm for normal Smoldering fire smoke ags, not for kitchen/cooking oil fumes, kitchen/cooking oil fumes causes many false alarm, so the new safety standard UL217 requires smoke alarm depletes the fales alarm caused by kitchen/cooking oil and reduce the rate of false positive. please install the device in the right place under instructions.
- 2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning fires, and instantly notifies you when dangerous smoke or CO concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats, all contained in 1 unit
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Features
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Consumer Reviews
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Popularity
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Value for money
BestChoices.com compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
Value for money
BestChoices.com compares product attributes to price, examines tech specs, ratings and reviews, and more.When compared to other criteria, does the pricing seem reasonable? In order to provide genuine value for money, our team must answer that question with advanced calculations.
