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First Alert SC07CN
First Alert BRK 3120B Smoke Alarm
See Top Ranked Basic Smoke Alarms

First Alert SC07CN vs First Alert BRK 3120B 2017

Analysis:

The First Alert SC07CN is widely considered to be a great Basic Smoke Alarm at its $35 budget. The First Alert BRK 3120B Smoke Alarm, however, while also a good product at this price point, doesn't stack up against its competitors quite as well.

The First Alert SC07CN was loved by reviewers at TechGearLab, a highly trusted source that performs reliable in-depth testing. It did great in its "Best Smoke Detector of 2021" roundup where it was named its "Top Pick", which, in itself, makes it a product worth considering.

As for the First Alert BRK 3120B Smoke Alarm, it was really well-received by reviewers at TechGearLab, a reliable source that's known for conducting its own, high-quality, in-depth testing. It performed great in its "Best Smoke Detector of 2021" roundup and was named its "Best for Hardwired Comprehensive Smoke Sensing", which, on its own, makes it a product that warrants a closer look.

As a last step, we wanted to do a head-to-head First Alert SC07CN vs. First Alert BRK 3120B Smoke Alarm comparison of their review performance but, unfortunately, weren't able to find any review ratings on either product.

Comparison of expert ratings
Highly Recommended
Recommended
Mentioned
Not Mentioned
TechGearLab
Recommended by trusted experts
TechGearLab
Highly Trusted Source
Depth of
analysis
Yes
In-house
Testing
Best Overall
in “Best Smoke Detector of 2021” 
Last updated: 15 Dec 2020
Recommended by trusted experts
TechGearLab
Highly Trusted Source
Depth of
analysis
Yes
In-house
Testing
Best for Hardwired Comprehensive Smoke Sensing
in “Best Smoke Detector of 2021” 
Last updated: 15 Dec 2020

Key things to consider when buying Basic Smoke Alarm

Our super simple Buying Guide

Graphing logicFam
  • Photoelectric vs ionization
  • Carbon monoxide detector
  • Inter-connectivity
  • Power supply: batteries vs hard-wired
  • Design: control, indicators
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