20 Best Smoke Alarms [2024]

Are you looking for the best smoke alarms? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling smoke alarms.

We Recommended:

# Preview Product
1 First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button , White First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button , White
2 First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 6-Pack First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 6-Pack
3 First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White
4 Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Combination Smoke & CO Alarm, Voice Alert Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Combination Smoke & CO Alarm, Voice Alert
5 Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated ,... Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated...
6 First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 1-Pack First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 1-Pack
7 Kidde Smoke Detector, Battery Powered Smoke Alarm with Test Button, Battery Included,(Pack of 1) Kidde Smoke Detector, Battery Powered Smoke Alarm with Test Button, Battery Included,(Pack of 1)
8 2 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Digital Display, Protect... 2 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Digital Display,...
9 3 Pack Fire Alarms Smoke Detector Battery Operated with Photoelectric Sensor and Silence Button,... 3 Pack Fire Alarms Smoke Detector Battery Operated with Photoelectric Sensor and Silence Button,...
10 FIRST ALERT BRK 9120B-12 Hardwired Smoke Detector with Backup Battery, 12-Pack FIRST ALERT BRK 9120B-12 Hardwired Smoke Detector with Backup Battery, 12-Pack
11 Kidde Smoke Detector with Long Life Lithium Battery, LED Lights & Replacement Alert Kidde Smoke Detector with Long Life Lithium Battery, LED Lights & Replacement Alert
12 Kidde Fire Sentry Smoke Detector, 9V Battery Powered Smoke Alarm, 4 Inch Compact Design Kidde Fire Sentry Smoke Detector, 9V Battery Powered Smoke Alarm, 4 Inch Compact Design
13 Smoke Alarm Fire Detector, Battery Included Photoelectric Smoke Detector with Test Button and Low... Smoke Alarm Fire Detector, Battery Included Photoelectric Smoke Detector with Test Button and Low...
14 Kidde Worry-Free Smoke Alarm, 2 pk. Kidde Worry-Free Smoke Alarm, 2 pk.
15 Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White
16 3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with... 3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with...
17 Kidde Smoke Detector, Hardwired Smoke Alarm with Battery Backup & Interconnect Capability Kidde Smoke Detector, Hardwired Smoke Alarm with Battery Backup & Interconnect Capability
18 SITERWELL Smoke Detector, Fire Alarm Smoke Detector with Photoelectric Sensor and 9V Battery... SITERWELL Smoke Detector, Fire Alarm Smoke Detector with Photoelectric Sensor and 9V Battery...
19 Smoke Detector with Escape Light, X-Sense SD01 10-Year Battery (Not Hardwired) Fire Smoke Alarm,... Smoke Detector with Escape Light, X-Sense SD01 10-Year Battery (Not Hardwired) Fire Smoke Alarm,...
SaleBestseller No. 1
First Alert SA303CN3 Battery Powered Ionization Smoke Alarm with Test/Silence Button , White
  • Help keep your family safe with this battery powered smoke alarm featuring an ionization sensor for smoke detection; a loud 85 decibel alarm sounds...
  • Ionization sensor is effective in recognizing smoke from flaming fires such as paper and grease fires
  • Battery operated alarm unit provides continuous monitoring even if there's a power failure; Plus, it's easy to install
  • Tamper resistant alarm also features a single test/silence button, side battery door, and missing battery guard
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
SaleBestseller No. 2
First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 6-Pack
  • Note: A loose neutral (white wire) connection within the home junction box could prompt a device malfunction
  • Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • Can connect to other compatible BRK or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected
  • Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets...
SaleBestseller No. 3
First Alert 0827B Ionization Smoke Alarm with 10-Year Sealed Tamper-Proof Battery , White
  • Complies with all current 10-year legislation in U.S. states/cities where required
  • Alarm features an ionization sensor for smoke detection, which is effective in recognizing smoke from flaming fires such as paper and grease fires
  • Battery-operated unit provides continuous monitoring even if there's a power failure: Plus, it's easy to install
  • Alarm also features loud 85-decibel alarm, easy mounting bracket, a single test/silence button, and an end-of-life signal so you know when to replace...
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom. Same features as SA340CN and SA340B but adds...
SaleBestseller No. 4
Kidde Smoke & Carbon Monoxide Detector, Battery Powered, Combination Smoke & CO Alarm, Voice Alert
  • Fire and CO detector in 1 unit with alert modes, LED lights, and voice alarm, that states, "Fire. Fire.", "Warning. Carbon Monoxide.", or "Low...
  • Ionization sensor technology - smoke detector detects invisible fire particles, 85 decibel alarm alerts of fire
  • Protects during a power failure - combo smoke and CO alarm operates on 2-AA batteries
  • Test-Hush Feature - silences the unit for approximately 8 minutes; tamper-resistant technology deters removal of the unit from the wall or ceiling
  • UL Certified, 10-year limited warranty
Bestseller No. 5
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated ,...
  • Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there's smoke or CO in your home
  • Split Spectrum Sensor looks for both fast burning and smoldering, and tells you where the danger is
  • Get phone alerts so you know something's wrong even when you're away from home[1]
  • CO detector looks out for carbon monoxide and tells you where it's located
  • With App Silence you can silence the smoke alarm with your phone in the Nest app when there's only a little smoke
SaleBestseller No. 6
First Alert 9120B Smoke Detector, Hardwired Alarm with Battery Backup, 1-Pack
  • Keep your family safe with this hardwired smoke alarm the battery backup means constant monitoring, even if there's a power failure
  • Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast flaming fires and alerts you with an 85 decibel alarm
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • Can connect to other compatible BRK or first alert smoke detectors, to ensure all alarms will sound when smoke is detected
  • Simple to use, with a single test/silence button, and side load battery compartment tamper resistant locking brackets and universal mounting brackets...
SaleBestseller No. 7
Kidde Smoke Detector, Battery Powered Smoke Alarm with Test Button, Battery Included,(Pack of 1)
  • Basic smoke detector with a red LED to indicate that the alarm is receiving power and a test button to confirm that it's working
  • Powered by a 9-volt battery (included), the Kidde smoke alarm protects your family even during a power outage
  • Easy installation - no hardwiring required: mounts easily to the ceiling with bracket (included), easy battery replacement at the back of the alarm
  • Low battery warning chirp indicates when the battery needs replacement
  • UL Certified, 10-year limited warranty
Bestseller No. 8
2 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Digital Display, Protect...
  • 2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work...
  • LCD Display: Clearly indicates real-time carbon monoxide (CO) concentration in the surrounding air, as well as the remaining battery life and working...
  • Test/Silence Button: Tests the unit for proper operation and resets the smoke and carbon monoxide alarm, Alarm Volume: Loud > 85dB(A) at 1 meters....
  • Easy Install and Use: The alarm can easily install with mounting bracket. No hardwired anymore, very convenient to install at home or bedroom - wall...
  • Safety and 5 year Warranty: Low battery signal alarm and "end of life"warning ensures the detector can work normal. Environment friendly, without...
Bestseller No. 9
3 Pack Fire Alarms Smoke Detector Battery Operated with Photoelectric Sensor and Silence Button,...
  • Photoelectric Smoke Alarm Sensing Technology: A faster sensing technology at detecting the dangerous situation than ionization alarms, red LED will...
  • Battery-Powered Smoke and Fire Alarm Detector: no wire needed, no Hardwired.
  • Test Silence Button: Test the unit for proper operation and reset the carbon monoxide alarm. Alarm Volume: Loud > 85dB(A) at 1 meters.Loud 85-decibel...
  • Easy Install and Use: The alarm can easily install with mounting bracket.No hardwired anymore, very convenient to install at home or bedroom - wall...
  • Safety and 5 year life: Low battery signal alarm and "end of life"warning ensures the detector can work normal. Environment friendly, no smell,...
SaleBestseller No. 10
FIRST ALERT BRK 9120B-12 Hardwired Smoke Detector with Backup Battery, 12-Pack
  • Keep your family safe with this 12-pack of hardwired smoke alarms; The battery backup means constant monitoring, even if there's a power failure
  • Equipped with an ionization sensor, this smoke alarm reliably detects smoke from fast-flaming fires and alerts you with an 85-decibel alarm
  • To ensure complete protection make sure to place one on each level of your home and in each bedroom
  • Can connect to other compatible BRK or First Alert smoke detectors, to ensure all alarms will sound when smoke is detected
  • Simple to use, with a single test/silence button, and side-load battery compartment; Tamper-resistant locking brackets and universal mounting brackets...
SaleBestseller No. 11
Kidde Smoke Detector with Long Life Lithium Battery, LED Lights & Replacement Alert
  • High-quality & cost-effective smoke detector - advanced detection from a trusted leader in fire safety for over 100 years
  • No battery fuss - Sealed-in lithium battery never needs replacing over the ten-year life of the smoke alarm
  • Easy installation - smoke detector will automatically activate when attached to the mounting bracket
  • Test-silence button - allows for testing & silencing false alarms from routine cooking and shower steam
  • Ionization sensing technology - battery-operated smoke detector senses invisible fire particles, 85 decibel alarm alerts of fire
Bestseller No. 12
Kidde Fire Sentry Smoke Detector, 9V Battery Powered Smoke Alarm, 4 Inch Compact Design
  • At only 4-inches in diameter, this is one of the smallest smoke detectors you can install in your home, RV, and mobile home
  • Operating on a 9-volt alkaline battery, the Kidde smoke alarm provides reliable detection of smoke or fire, even during power outages
  • Installation is easy, no wiring required. The alarm can be installed on the surface of any wall or ceiling
  • Uses ionization sensing technology to detect smoke from flaming fires and emits a loud 85 decibel alarm when fire particles are detected
  • UL Certified, 3-year limited warranty
Bestseller No. 13
Smoke Alarm Fire Detector, Battery Included Photoelectric Smoke Detector with Test Button and Low...
  • High Accuracy>>> Photoelectric smoke detector is small, but it is more sensitive to light smoke and slow smoldering fires and more quickly to warn...
  • Test Button>>> Test smoke alarm every week by pressing the test button in the middle of the cover for 5 seconds. Please change batteries when smoke...
  • Easy Installation>>> Smoke alarm can be easily installed with mounting bracket. Not hardwired anymore and you can install it wherever you want, except...
  • Sound & LED Warning>>> If fire alarm detects smoke or combustion particles in the air, it will sound in 85db and red LED will flash rapidly to remind...
  • Home Protection>>> According to US data analysis, a family fire begins every 38 seconds. The faster you know about the fire, the sooner you start...
SaleBestseller No. 14
Kidde Worry-Free Smoke Alarm, 2 pk.
  • Install these Kidde Worry-Free Smoke Alarms to provide your home with reliable protection against smoke and fire. The alarms are equipped with...
SaleBestseller No. 15
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Wired, White
  • Phone Alerts: Nest Protect sends you a message when there's a problem or the batteries run low.
  • Smoke and CO Locator: Nest Protect speaks up if there's smoke or CO and tells you where it is so you know what to do
  • Detects CO: Carbon monoxide is an invisible poisonous gas. Nest Protect tells you where it's hiding.
  • A Light in the Dark: Usually Nest Protect has its light turned off but when you walk underneath it Pathlight can light your way.
  • Fast Detection: Every second counts. The Split-Spectrum Sensor looks for both fast and slow burning fires.
Bestseller No. 16
3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with...
  • 2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work...
  • LCD Display: Clearly indicates real-time carbon monoxide (CO) concentration in the surrounding air, as well as the remaining battery life and working...
  • Test and Silence Button: Tests the unit for proper operation and resets the smoke and carbon monoxide alarm, Alarm Volume: Loud > 85dB(A) at 1 meters....
  • Easy Install and Use: The alarm can easily install with mounting bracket. No hardwired anymore, very convenient to install at home or bedroom - wall...
  • Safety and 5 year Warranty: Low battery signal alarm and "end of life"warning ensures the detector can work normal. Environment friendly, without...
Bestseller No. 17
Kidde Smoke Detector, Hardwired Smoke Alarm with Battery Backup & Interconnect Capability
  • Ionization sensing technology — detects invisible fire particles associated with flaming fires quickly and sounds an 85dB alarm
  • Hardwired smoke detector with battery backup — provides reliable detection, even during a power outage
  • Large base makes mounting easy, while a front battery pull tab lets you activate the smoke alarm without removing it from the mounting bracket
  • Whole-home interconnection — maximum of 24 Kidde devices of this type can be interconnected; when one alarm sounds, they all do
  • Hush button — quickly and easily silence false or “nuisance” alarms from things like routine cooking or shower steam
SaleBestseller No. 18
SITERWELL Smoke Detector, Fire Alarm Smoke Detector with Photoelectric Sensor and 9V Battery...
  • 【Certified Safe】The smoke detector has passed UL certification, product quality is guaranteed. The smoke alarm don't contain any radioactive...
  • 【Humanized Design】Loud>85dB makes everyone in the house can hear the alarm clearly when the smoke alarm is chirping. If low battery there will be...
  • 【Test Button】The smoke detector is easy to test by pressing the button for more than 5 seconds. Don't test by open fire, it will damage the alarm...
  • 【Easy Installation】The smoke detector is operated with 1 year 9V battery. There are adhesive magnetic pads in the box to help you install the...
  • 【10-Year Protection】The smoke alarm can be used for 10 years. Working smoke detector cut the risk of dying in a home fire by 50% while a home fire...
Bestseller No. 19
Smoke Detector with Escape Light, X-Sense SD01 10-Year Battery (Not Hardwired) Fire Smoke Alarm,...
  • LED ESCAPE LIGHT SMOKE DETECTOR: The X-Sense battery-operated smoke detector with a safety light provides you and your family with an early warning...
  • ACCURATE, RELIABLE, & SENSITIVE: Integrating the most advanced photoelectric sensor, this smoke alarm quickly detects dangerous smoke levels from...
  • 10-YEAR BATTERY SMOKE ALARM: Runs on a UL certified industrial-grade battery pack consisting of 2 lithium batteries with a large capacity of 3300 mAh,...
  • AUTO-CHECK FUNCTION: Checks the battery level and sensor status automatically every 10 seconds to ensure that the key sensor and critical circuit are...
  • ETL CERTIFIED: Rigorously tested to meet the UL 217 Standard executed by Underwriters Laboratories (UL), an authoritative global safety...

Having trouble finding a great smoke alarms?

This problem is well understood by us because we have gone through the entire smoke alarms research process ourselves, which is why we have put together a comprehensive list of the best smoke alarmss available in the market today.

After hours of searching and using all the models on the market, we have found the best smoke alarms for 2023. See our ranking below!

How Do You Buy The Best Smoke Alarms?

Do you get stressed out thinking about shopping for a great smoke alarms? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching smoke alarms, which is why we have assembled a comprehensive list of the greatest smoke alarms available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for smoke alarms that you consider buying. Your questions might include the following:

  • Is it worth buying an smoke alarms?
  • What benefits are there with buying an smoke alarms?
  • What factors deserve consideration when shopping for an effective smoke alarms?
  • Why is it crucial to invest in any smoke alarms, much less the best one?
  • Which smoke alarms are good in the current market?
  • Where can you find information like this about smoke alarms?

We’re convinced that you likely have far more questions than just these regarding smoke alarms, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for smoke alarms, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible smoke alarms. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an smoke alarms buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available smoke alarms currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of smoke alarms has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an smoke alarms?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your smoke alarms.
  5. Customer Ratings: Number ratings grade smoke alarms objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their smoke alarms.
  7. Product Quality: You don’t always get what you pay for with an smoke alarms, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an smoke alarms is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining smoke alarms information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding smoke alarms is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

FAQ:

Q: Which type of smoke alarm is best?

A: Photoelectric. Photoelectric smoke alarm sensors use light to detect smoke. … Ionization. Ionization smoke detectors use radiation and an ionization chamber to detect smoke. … Dual sensors. Dual sensors include both photoelectric and ionization sensors. …

Q: How to choose the best home smoke alarms?

A: IONIZATION SENSING ALARM This alarm uses a chemical radiation sensor which detects smoke particles in the air. … OPTICAL/PHOTOELECTRIC SENSING ALARM This alarm uses a light sensor which detects smoke particles optically. … DUAL-SENSOR ALARM These detectors are built in with the ionization and photoelectric sensors. …

Q: What are the most reliable hardwired smoke alarms?

A: – Having a good smoke detector is one of the most important things you can do for your home’s safety. – Our top pick, the X-Sense SC01, has an LCD screen, 10-year battery, and self-monitoring functions. – We also recommend Nest Protect, First Alert, and other models from X-Sense.

Q: What is a good smoke alarm?

A: – Smoke and Carbon Monoxide Detection – Hardwired and lithium battery back up – Interconnectability

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