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Smoke Alarms Comparison - September 2025

7 Best Smoke Alarms In the UK

Last Updated - 04/09/2025

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Our Score

To Amazon

View DealOn Amazon

Model

Smoke Alarms for Home 2 Pack, Isafenest Smoke Alarm 10-Year Sensor/5-Year Battery Fire Alarm with LED Indicator and Silence Button, Photoelectric Fire Alarm Battery Operated

Model

X-Sense Smoke Alarm for Home, 10-Year Battery Fire Alarm, LED Indicator & Silence Button, Smoke Detector Battery Operated, Conforms to EN 14604 Standard, SD11

Model

2 Pack Smoke Alarms for Home – 10-Year Life Fire Alarms with 5-Year Replaceable Battery, EN14604 Certified Photoelectric Smoke Detector with Silence Button, LED Light, for Kitchen, Caravan, Office

Model

FireAngel Optical Smoke Alarm 2-Pack - FA6620 10-Year Battery Smoke Alarms for Home with Test/Silence Button - Replacement for FireAngel ST-622/ST-620 - Early Smoke Detector Fire Alarm - White

Model

FireAngel SB1-R Smoke Alarm - Toast Proof, Optical Smoke Alarms for Home with Replaceable Battery and Test/Silence Button - Early Smoke Detector Fire Alarm - 90 x 35 mm - White - 2-Pack

Model

Fire Alarms Battery Operated for Home,Smoke Alarms Detector with 10 Years Life/5 Years Battery, Fire Alarm with LED Indicator and Silence Button Photoelectric Smoke Alarms for Home (2 Pack)

Model

Smoke Alarm for Home, HATHEPHS 10 Years Battery Smoke Detector with Large Test/Silence Button, Conforms to EN14604 Standard, UKCA

Brand

Isafenest

Brand

X-Sense

Brand

TEFLERON

Brand

Fireangel

Brand

Fireangel

Brand

Isafenest

Brand

HATHEPHS

Reviews

2,776 reviews

Reviews

5,172 reviews

Reviews

378 reviews

Reviews

4,560 reviews

Reviews

26,250 reviews

Reviews

1,250 reviews

Reviews

114 reviews

Features

Easy installation

9.6

Easy installation

9.8

Easy installation

9.9

Easy installation

9.6

Easy installation

9.9

Easy installation

9.6

Easy installation

8.9

Battery duration

9.4

Battery duration

9.1

Battery duration

9.1

Battery duration

9.3

Battery duration

7.7

Battery duration

9.1

Battery duration

8.1

Sound level

9.8

Sound level

9.9

Sound level

9.8

Sound level

9.1

Sound level

9.1

Sound level

9.4

Sound level

8.6

Worth the money

9.3

Worth the money

9.1

Worth the money

9.9

Worth the money

9.4

Worth the money

9.1

Worth the money

9.3

Worth the money

8.6

Attachment

9.6

Attachment

9.8

Attachment

9.8

Attachment

8.6

Attachment

9.1

Attachment

9.1

Attachment

8.1

Tech Specs

customer reviews

4.5 4.5 out of 5 stars 1, 388 ratings 4.5 out of 5 stars

customer reviews

4.5 4.5 out of 5 stars 2, 586 ratings 4.5 out of 5 stars

customer reviews

4.6 4.6 out of 5 stars 189 ratings 4.6 out of 5 stars

customer reviews

4.5 4.5 out of 5 stars 2, 280 ratings 4.5 out of 5 stars

customer reviews

4.4 4.4 out of 5 stars 625 ratings 4.4 out of 5 stars

customer reviews

4.7 4.7 out of 5 stars 57 ratings 4.7 out of 5 stars

batteries

1 9V batteries required. included

batteries

1 Lithium Metal batteries required. included

batteries

2 CR123A batteries required. included

batteries

2 9V batteries required. included

batteries

1 CR123A batteries required. included

item weight

300 g

item weight

178 g

item weight

138 g

item weight

180 g

item weight

170 g

batteries included

Yes

batteries included

Yes

batteries included

Yes

batteries included

Yes

batteries included

Yes

power source

Battery Powered

power source

Battery Powered

power source

Battery Powered

power source

Battery Powered

power source

Battery Powered

battery cell type

Alkaline

battery cell type

Lithium Metal

battery cell type

Lithium

battery cell type

Alkaline

battery cell type

Lithium Metal

batteries required

Yes

batteries required

Yes

batteries required

Yes

batteries required

Yes

batteries required

Yes

material

ABS

material

ABS

material

Plastic

material

ABS

style

2 Pack

style

Standalone Model

style

New Gen Twin Pack

style

Safety

style

product dimensions

3.5 x 10 x 10 cm 300 g

product dimensions

20.4 x 10.2 x 3.9 cm 180 g

product dimensions

10 x 3.3 x 10 cm 170 g

included components

1 Smoke Alarm, 1 Mounting Bracket, 2 Screws, 2 Anchor Plugs, 1 User Manual

included components

2 x Baseplate, 1 x Instruction Manual, 2 x Optical Smoke Alarms complete with Sealed Batteries

included components

1 User Manual, 1 Adhesive Tape, 1 Smoke Alarm

shape

Circular

shape

Circular

shape

Circular

color

White

color

White

color

White

size

2 count pack of 1

size

2PACK

size

1-Pack

Available On

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Our Top 3 Picks

Here are the top 3 recommended products with more information to help you find the right product for you

9.9
1

Isafenest
Smoke Alarms for Home 2 Pack, Isafenest Smoke Alarm 10-Year Sensor/5-Year Battery Fire Alarm with LED Indicator and Silence Button, Photoelectric Fire Alarm Battery Operated

9.8 Sound Level

9.6 Easy installation

9.6 Attachment
Main highlights

LOUD ALARM - Our fire alarm have 85dB loud alarm and red light indicator. Range: 20-40 square meters. The beeping will continue until the smoke is cleared or the Test/Silent button is released
LONG LIFESPAN - Our fire alarms are produced under EN14604 standard, providing up to 10 years of use. And the smoke alarms come with a 5-year 9V alkaline battery, you can change it by yourself when low battery
HIGH QUALITY MATERIAL - The exterior of our fire alarm is made of flame retardant ABS+PC material, which resists high temperature
EASY INSTALLATION - Our battery operated smoke alarm is super easy to install, no need to rewiring, all accessories included
AUTO CHECK SMOKE ALARM - Our smoke alarm can test itself constantly with red led flashes every 33 seconds. Keep you and your family safe
ATTENTION - At the end of the test(by pressing the TEST button), the smoke alarm will go into silent mode and it will not alarm(for 9 minutes), please wait for the silent mode to end before doing the next test
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9.8
2

X-Sense
18% Off

X-Sense Smoke Alarm for Home, 10-Year Battery Fire Alarm, LED Indicator & Silence Button, Smoke Detector Battery Operated, Conforms to EN 14604 Standard, SD11

9.9 Sound Level

9.8 Easy installation

9.8 Attachment

Why we love it

Long-lasting 10-year battery life.

Accurate smoke detection technology.

Eco-friendly and durable construction.
Main highlights

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
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
Reliable Auto-Check: The fire alarm monitors itself constantly and timely informs you of faults or a low battery for secure use
High Quality: This premium smoke alarm conforms to EN 14604 standard
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
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9.6
3

TEFLERON
40% Off

2 Pack Smoke Alarms for Home – 10-Year Life Fire Alarms with 5-Year Replaceable Battery, EN14604 Certified Photoelectric Smoke Detector with Silence Button, LED Light, for Kitchen, Caravan, Office

9.9 Easy installation

9.9 worth the money

9.8 Sound Level

Why we love it

Rapid smoke detection technology.

Durable fire-retardant construction.

Easy installation process.
Main highlights

️ 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.
️ 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.
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.
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.
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.
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.
️ 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.
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Our ranking system

The TopChoice.co.uk Team selects top-of-the-line items from a wide selection and conducts rigorous evaluations on almost all the products available on the internet. We rank each product based on how well it matches our criteria.
We can ensure that the product is well-tested with the help of our expertise, experts, and artificial intelligence technology. TopChoice.co.uk requires consistent care for the products we review, ensuring that our assessments are always accurate and up to date.

Features

Our team of experts analyzes key attributes, capabilities, significance, and many more depending on the type of product to determine its effectiveness.

Consumer Reviews

We ensure an evaluation of the ratings using references all over the internet for each product. With the help of our AI technology and professional review teams, we give weight to the worth of individual user experiences.

Popularity

Popularity is an important criterion in choosing a product. Several factors contribute to the popularity of the products on our site, including prestige, relevance, reputation, news, and more.

Value for money

TopChoice.co.uk 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.

7 Best Smoke Alarms In the UK

smoke alarms comparison

Our Score

To Amazon

Model

Brand

Reviews

Features

Easy installation

Battery duration

Sound level

Worth the money

Attachment

Tech Specs

customer reviews

batteries

item weight

batteries included

power source

battery cell type

batteries required

material

style

product dimensions

included components

shape

color

size

Available On

Our Top 3 Picks

Smoke Alarms for Home 2 Pack, Isafenest Smoke Alarm 10-Year Sensor/5-Year Battery Fire Alarm with LED Indicator and Silence Button, Photoelectric Fire Alarm Battery Operated

X-Sense Smoke Alarm for Home, 10-Year Battery Fire Alarm, LED Indicator & Silence Button, Smoke Detector Battery Operated, Conforms to EN 14604 Standard, SD11

Why we love it

2 Pack Smoke Alarms for Home – 10-Year Life Fire Alarms with 5-Year Replaceable Battery, EN14604 Certified Photoelectric Smoke Detector with Silence Button, LED Light, for Kitchen, Caravan, Office

Why we love it

Our ranking system

Features

Consumer Reviews

Popularity

Value for money

Value for money

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