Best Smoke Detectors Deals - Top 10 in June 2025
Last Update: 01. July 2025
1
Best Choice
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
Kidde
FREE delivery**
- Alarms should be tested by pressing the test button in accordance with the supplied instructions.
- Reliable performance
- The voice warnings given by this alarm are: "fire! Fire!" "Warning! Carbon monoxide" "Caution, carbon monoxide previously detected" "Hush mode activated" "Hush mode cancelled" "Low battery"
- Designed to be wall- or ceiling-mounted, this battery-powered unit is ideal for when space is limited but protection is paramount. It can be used in most locations throughout the home but check in in-pack guidelines for specific installation instructions
| Colour | Brand | Weight |
| White | Kidde | 420 g |
£2490
2
Best Value
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
FireAngel Safety Technology Ltd
TODAY 40% OFF!
£20.49 (£10.24 / count)
(40% DISCOUNT!)
FREE delivery**
- EARLY WARNING SMOKE DETECTOR: The optical smoke alarm makes protecting your home simple. The optical smoke sensing chamber works by 'seeing' smoke as it enters the alarm, perfect for slow burning fires with thick white smoke.
- TOAST PROOF: The high performance optical sensors ensure the FireAngel SB1-R is less prone to false alarms from cooking fumes, so you can enjoy your breakfast in peace.
- TEST/HUSH BUTTON: Press the large test button to ensure your Fire Angel smoke alarm is working properly. A loud, high-pitched sound will verify it. To silence a false alarm, press and hold the button for 5 seconds.
- 1 YEAR BATTERY: Each battery operated smoke alarm comes with a 1 year, replaceable 9V battery. When the smoke alarm battery is low, the device will 'chirp' and the red LED will flash once every 32 seconds. Replace the battery ASAP.
- EASY INSTALLATION: Each FireAngel smoke alarm comes with a removable base plate. Attach the base plate to the ceiling using the screws provided. After inserting the battery, push and twist the alarm clockwise onto the base plate.
- SAFETY ASSURED: The SB1-R alarm holds both CE and UKCA marks and has been certified to BS EN14604:2005. Suitable for domestic properties including mobile homes and caravans. Not suitable for commercial properties. Includes a 3-year warranty.
- FIREANGEL HOME PROTECTION: In addition to our smoke alarms, we offer a wide range of other safety products designed to protect you and your family. Choose from smart and wireless devices, as well as standard carbon monoxide and heat alarms.
| Colour | Brand | Weight |
| White | Fireangel | 113 g |
£1230 (£6.15 / count)
RRP: £20.49 (£10.24 / count)
-40%
3
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
FireAngel
TODAY 24% OFF!
£14.99
(24% DISCOUNT!)
FREE delivery**
- SMOKE DETECTORS FOR HOME: The optical smoke alarm makes protecting your home simple. Its optical sensing chamber 'sees' smoke as it enters the alarm, providing a fast response to slow burning fires with thick white smoke.
- FEWER NUISANCE ALARMS: The advanced optical sensor ensures the FireAngel smoke alarm is less prone to false alerts from cooking fumes. Avoid placing near bathrooms or kitchens.
- 10-YEAR BATTERY: Each smoke alarm is fitted with a 10-year sealed battery, offering protection for the lifetime of the device without needing to change the batteries.
- EASY INSTALLATION: Fitted with a removable base plate, secure it to the ceiling using the screws provided. Push and twist to secure the device. The base plate is identical to the ST622, making replacements quick and easy.
- SAFETY ASSURED: The FA6620 smoke alarm holds CE and UKCA marks and is certified to BS EN 14604:2005+AC:2008. Suitable for domestic premises, including leisure accommodation vehicles, it comes with a 5-year warranty.
| Colour | Brand | Weight |
| White | Fireangel | 138 g |
£1139
Was: £14.99
-24%
4
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
X-Sense
TODAY 12% OFF!
£16.99
(12% DISCOUNT!)
FREE delivery**
- Sensitive & Intelligent: The state-of-the-art photoelectric sensor, combined with an advanced intelligent chipset, this smoke alarm for home can accurately detects dangerous smoke levels in seconds with fewer false alarms
- 10-Year Battery Life: The low power consumption enables an incredible product life of up to 10 years with the built-in lithium battery; provides reliable uninterrupted 24/7 protection so you can sleep safely
- Reliable Auto-Check: The fire alarm monitors itself constantly and timely informs you of faults or a low battery for secure use
- Superior Construction: Made of fire-retardant ABS plastic material; the long-lived smoke detector horn alerts you with a loud 85-decibel alarm when smoke has been detected
- High Quality: This premium smoke alarm conforms to EN 14604 standard
| Colour | Brand | Weight |
| White | X-Sense | 178 g |
£1499
RRP: £16.99
-12%
5
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
Kidde
TODAY 24% OFF!
£18.99
(24% DISCOUNT!)
- BATTERY POWERED: Each alarm comes equipped with 2x AA batteries included, allowing your alarm to be set up immediately upon receipt
- 7 YEAR WARRANTY: Enjoy peace of mind knowing your alarm is protected with an extensive seven year manufacturer’s warranty
- FREE STANDING OR WALL MOUNTED: For ease of installation, the Kidde 5CO model can be placed free standing on any surface, or can be wall mounted with the included screws and wall plugs
- LIGHTWEIGHT & COMPACT: The 5CO’s sleek design allows this life-saving device to blend into your décor, while remaining uncompromising on its strict quality testing
- LOUD & ACCURATE ALARM: From just 50ppm of CO in the air, the Kidde 5CO will emit a loud 85db piercing alarm alerting occupants to the presence of carbon monoxide
- SAFETY APPROVED: CE and UKCA marked, and Kitemarked to the most up-to-date British Standards Institute (BSI) standard for carbon monoxide alarms (BS EN 50291-1:2018)
| Colour | Brand | Weight |
| White | Kidde | 115 g |
£1440
RRP: £18.99
-24%
6
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
ELRO EUROPE
TODAY 12% OFF!
£20.99 (£5.25 / count)
(12% DISCOUNT!)
FREE delivery**
- 10-YEAR PROTECTION: The battery of the 10-year smoke detector is replaceable. By replacing the battery, you can continue using it without needing to buy new smoke detectors. The battery lasts 1 year.
- NEW, MODERN OPTICAL SENSOR: Equipped with an advanced optical sensor that reacts quickly to fire, providing early warnings in the event of smoke development. Also, it reduces false alarms.
- USER-FRIENDLY: Easily test the functionality of your smoke detector with the test button and stay informed about the battery status with the low battery indicator.
- RELIABLE QUALITY: Enjoy a worry-free experience with a 2-year warranty. Additionally, this smoke detector meets strict European safety standards (EN14604).
- EASY INSTALLATION: The smoke detector is simple to install using the included mounting kit.
| Colour | Brand | Weight |
| White | ELRO | 264 g |
£1850 (£4.62 / count)
RRP: £20.99 (£5.25 / count)
-12%
7
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
Shenzhen Ariza Electronic Co., Ltd
TODAY 29% OFF!
£16.99
(29% DISCOUNT!)
FREE delivery**
- High Sensitivity & Accuracy: UKCA-certified and compliant with EN 14604, this reliable smoke alarm boasts precise smoke detection and a minimized rate of false alarms. Upon detecting a potential danger, it swiftly sounds an 85-decibel alarm to alert your family.
- Built-In 10-Year Battery: Experience continuous 24/7 protection with the built-in 10-year lithium battery, eliminating the need for frequent battery replacements and saving you time and effort.
- Compact Design & Large Button: This smoke detector has a diameter of only 10 cm, making it easy to install anywhere. You can test or mute the alarm simply by pressing the button with a long stick, thus eliminating the need for a ladder.
- Automatic Self-Check: The green LED indicator flashes once every 60 seconds, performing a self-check of both the battery level and sensor to ensure they are functioning correctly and providing reliable protection.
- Install in Only Minutes: Simple installation of this fire alarm on any wall or RV using the provided adhesive tape or screws. It's so straightforward that even those who avoid DIY projects will find it effortless.
| Colour | Brand | Weight |
| White | HATHEPHS | - |
£1199
RRP: £16.99
-29%
8
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
FireAngel
TODAY 19% OFF!
£17.99
(19% DISCOUNT!)
FREE delivery**
- CARBON MONOXIDE ALARMS FOR HOME USE: The advanced electrochemical sensor detects dangerous levels of carbon monoxide (CO) in your home, alerting you with 4 loud chirps (85 dB(A) at 3 metres) and a flashing red ‘CO’ LED light. NEVER IGNORE THIS ALARM.
- TEST BUTTON: Press the large test button to ensure your CO detector is working properly. A loud, high-pitched sound and the red LED flashing four times will verify that the alarm is functioning correctly.
- BATTERIES INCLUDED: Each CO monitor comes with 2 replaceable AA batteries. A flashing amber '!' and an audible chirp will alert you when the batteries need replacing. Test your FireAngel carbon monoxide alarm regularly to ensure it is operational.
- SLEEP EASY FUNCTION: Press the large test button to silence the low battery alert. This activates the Sleep Easy mode on the carbon monoxide monitor, muting the low battery chirp for 8 hours whilst the amber light flashes. Replace the batteries ASAP.
- TRAVEL CARBON MONOXIDE DETECTOR: Each portable device comes with an integrated mounting bracket and screws, allowing for easy wall mounting. Measuring 120 x 73 x 35.5 mm, it’s compact enough to travel with, providing on the go holiday protection.
- SAFETY ASSURED: The FA6813 detector holds a CE & UKCA mark and has been designed to conform to the standards BS EN 50291-1: 2008 and EN 50291-2: 2019. Suitable for homes in England and Wales, but not for Scottish homes under the new regulations.
- FIREANGEL HOME PROTECTION: In addition to our carbon monoxide detectors, we offer a wide range of other safety products designed to protect you and your family. Choose from smart and wireless devices, as well as standard fire, smoke, and heat alarms.
| Colour | Brand | Weight |
| White | Fireangel | 141 g |
£1450
RRP: £17.99
-19%
9
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
Guangdong Isafenest Co,Ltd
TODAY 29% OFF!
£13.99
(29% DISCOUNT!)
FREE delivery**
- LONG LIFESPAN - The fire alarms for home are manufactured in accordance with EN14604 standards and have a service life of up to 10 years. Equipped with a 5-year replaceable 9V battery. You can replace the battery themselves when power is depleted
- 85dB LOUD ALARM - This fire alarm for home features an 85dB alarm with a 20-40 m² detection range. Includes red LED indicator light. Continuous alarm until smoke disperses or Test/Silent button is activated
- EASY-TO-INSTALL BATTERY SMOKE DETECTOR - No wiring required. All accessories included. Wall/ceiling mountable design for apartments, dormitories, or hotels
- AUTO-CHECK SMOKE DETECTOR - Performs 30-second self-test with red LED flashes. Alerts via beeping and flashing light for abnormalities. Ensures 24/7 safety monitoring
- DUST-PROOF DESIGN & FLAME-RETARDANT MATERIALS - Built with high-temperature resistant components (operating range: -10°C to 55°C). Reduces false alarms through advanced air intake filtration system. Maintenance: Test monthly. Clean dust biannually with soft brush
| Colour | Brand | Weight |
| White | ZYTA | 125 g |
£999
RRP: £13.99
-29%
10
Our rankings are created by artificial intelligence (AI) from the algorithmic analysis of hundreds of thousands of customer reviews on products, brands, the level of service of the retailers, as well as popularity trends and much more. The ranking reflects our opinion and should be a good starting point for your purchase.
Liziang Electronic Co Ltd
TODAY 25% OFF!
£19.99 (£10.00 / kg)
(25% DISCOUNT!)
FREE delivery**
- 🏡 Advanced Optical Detection for Rapid Response || Safeguard your family with this 2 pack smoke alarm for home, featuring photoelectric (optical) sensing technology. It swiftly detects smoke from slow-burning fires — essential for enhancing protection in any home, office, flat, or caravan.
- ⏱️ 10-Year Sensor Life with Replaceable 5-Year Battery || Engineered for lasting safety, each fire alarm for home offers a durable 10-year lifespan and comes pre-equipped with a 5-year battery. No wiring, no fuss — just replace the battery when needed to keep your battery operated smoke alarm active.
- 📢 Loud 85dB Alarm & Flashing LED Light || When danger strikes, the alarm emits a powerful 85dB siren with a red LED alert — easily heard across bedrooms, kitchens, hallways, stairways, lofts, and offices. A reliable smoke detector for home with visual and audio warnings.
- 🔇 Silence Button to Prevent Nuisance Alarms || Minimise false alarms with the handy test/silence button — ideal for kitchens or areas with steam. Temporarily silence the alarm during cooking; it reactivates automatically for continued monitoring.
- ✅ EN14604 Certified with Auto Self-Test || These smoke detectors for home meet the strict EN14604 safety standard. An automatic self-check runs every 33 seconds, shown by a flashing LED, confirming the fire alarm's status without interrupting your day.
- 🛠️ Effortless DIY Installation || Designed for convenience, this battery smoke alarm installs in minutes using included screws and mounting brackets — no rewiring required. Great for landlords, new builds, or renters upgrading their home fire detectors.
- 🛡️ Durable Flame-Retardant Construction || Made from high-quality ABS+PC, this smoke alarm withstands high temperatures. Its flame-retardant design ensures extra protection and long-term reliability in all environments — from your home to your caravan or garage.
| Colour | Brand | Weight |
| White | TEFLERON | - |
£1499 (£7.50 / kg)
RRP: £19.99 (£10.00 / kg)
-25%
* the possibly used term "best" etc. refers only to our possibly subjective personal opinion.
** "Free Delivery" means that this is possible under the given conditions at the time of data retrieval from the relevant provider, but cannot be guaranteed. It is technically not possible to provide information in real-time. The shipping costs may vary under certain circumstances (different provider, place of delivery, etc.). The shipping costs shown in the further ordering process apply.
Other IMPORTANT INFORMATION that we ask you to take note of:
We may receive a commission if you make a purchase via the links on our site. This has no impact on the placement of the products on our site. Our website is part of amazon associates program - Amazon, Amazon Prime, the Amazon Logo and Amazon Prime Logo are registered trademarks of Amazon, Inc. or its affiliates.
Disclaimer:
1. The prices shown may have risen since the time we last updated them.
2. The actual price of the product on the seller’s site at the time of purchase will govern the sale.
3. It is not technically possible for the prices displayed above to be updated in real-time.
More information and FAQs about the featured Smoke Detectors in this comparison:
Technical Details
| Colour | White |
| Brand | Kidde |
| Weight | 420 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | Fireangel |
| Weight | 113 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | Fireangel |
| Weight | 138 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | X-Sense |
| Weight | 178 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | Kidde |
| Weight | 115 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | ELRO |
| Weight | 264 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | HATHEPHS |
| Weight | - |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | Fireangel |
| Weight | 141 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | ZYTA |
| Weight | 125 g |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
Technical Details
| Colour | White |
| Brand | TEFLERON |
| Weight | - |
Our editorial team is currently working on a detailed test of this product. Please check back in a few days.
General information you should know about Smoke Detectors:
Smoke detectors play a crucial role in ensuring the safety of our homes and loved ones. These devices are designed to detect the presence of smoke in the air and provide an early warning of a possible fire. With the wide variety of smoke detectors available in the market, it is important to compare their features to make an informed decision and choose the one that suits your needs.
Firstly, it is essential to understand the different types of smoke detectors available. The two main types are ionization smoke detectors and photoelectric smoke detectors. Ionization detectors are more responsive to flaming fires, while photoelectric detectors are better at detecting smoldering fires. Some detectors combine both technologies to provide maximum protection against all types of fires.
Another factor to consider when comparing smoke detectors is their power source. While most detectors are powered by batteries, some models offer the option of being hardwired to the electrical system of the house. Hardwired detectors are generally considered more reliable as they do not rely solely on battery power, which can run out unexpectedly.
One important feature to look for in a smoke detector is the presence of additional sensors. Some advanced models include carbon monoxide (CO) detectors along with smoke detection capabilities. This is extremely beneficial since carbon monoxide is a colorless and odorless gas that can be deadly if undetected. Investing in a smoke detector that also detects carbon monoxide ensures comprehensive protection for your home.
Connectivity is another aspect to consider. Many smoke detectors now offer wireless connectivity, enabling them to communicate with each other and with your smartphone. This allows for a more interconnected home safety system, as all detectors will sound an alarm if one detects smoke. Additionally, receiving notifications on your smartphone can provide peace of mind, especially when you are away from home.
Lastly, it is crucial to ensure the smoke detector you choose complies with safety standards and regulations. Look for detectors that meet the requirements of recognized safety organizations such as Underwriters Laboratories (UL) or the International Electrotechnical Commission (IEC). These certifications ensure that the product has undergone rigorous testing and meets quality standards.
In conclusion, comparing smoke detectors based on their types, power source, additional sensors, connectivity, and compliance with safety standards is essential to make an informed purchasing decision. Investing in a high-quality smoke detector is a crucial step towards safeguarding your home and loved ones from the dangers of fire. Remember, prevention is always better than cure, so don't delay in purchasing a reliable smoke detector for your home.
Featured product reviews and tests other customers are looking at right now:
Bluetooth Headsets
Free Speaking
Computer Screens
Most Suitable Screen For You
Electronic Calculators
Get The Right Numbers
TV Remote Controls
Perfect Replacement
Robotic Lawnmower
Automatic Lawnmowing
Earphones
Get The Best Devices
Lawnmowers
Garden & Home
Logitech Keyboards
Good Quality and Prices
Drinking Glasses
Need A Drink?
Samsung 55 inch TV
Compare The Best