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Best Smoke Alarms

Smoke Detector Comparison 2025

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water alarm water alarm fire extinguisher fire extinguisher interconnected smoke detector interconnected smoke detector gas detector gas detector carbon monoxide detector carbon monoxide detector carbon dioxide detector carbon dioxide detector smoke alarm smoke alarm smart smoke detector smart smoke detector
Best Product
EI Electronics Ei650
EI Electronics Ei650
Check Price
Amazon
Best Price
Elro FS1805
Elro FS1805
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Amazon
Bestseller
Aico smoke alarm
Aico smoke alarm
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Amazon
Hekatron Genius Plus Edition
Hekatron Genius Plus Edition
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Amazon
EI Electronics EI650I-3XD
EI Electronics EI650I-3XD
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Amazon
Smartwares RM250/4
Smartwares RM250/4
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Amazon
Pyrexx PX-1
Pyrexx PX-1
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Amazon
Our Ratings
Model
Customer Ratings
Seller
Available From
Manufacturer
Type
Defect gas type
Maximum volume
Power supply
Battery life
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
Weight
Colour
Casing material
Display features
Advantages
1
Best Product
EI Electronics Ei650
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
EI Electronics Ei650
Bewertung
12686 Reviews
Zum Anbieter
Amazon
Available at
amazon
£18.88
eBay
£56.19
Manufacturer
EI Electronics
Type
Optical smoke detector
Defect gas type
Smoke
Maximum volume
85 dB
Power supply
A battery, Battery
Battery life
10 Years
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
1,8 x 4,5 x 4,5 in
Weight
6,3 oz
Colour
White
Casing material
Polycarbonate
Display features
Advantages
  • Batteries are included
  • Has a control lamp
2
Best Price
Elro FS1805
Vergleichsergebnis
Rating
Excellent
05 / 2025
Model
Elro FS1805
Bewertung
3413 Reviews
Zum Anbieter
Amazon
Available at
amazon
£15.00
eBay
£23.43
Manufacturer
Elro
Type
Optical smoke detector
Defect gas type
Smoke
Maximum volume
85 dB
Power supply
Battery/rechargable Battery
Battery life
5 Years
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
1,3 x 3,5 x 3,5 in
Weight
2 oz
Colour
White
Casing material
Plastic
Display features
Advantages
  • No additional purchase of batteries necessary
  • An control lamp is included
3
Bestseller
Aico smoke alarm
Vergleichsergebnis
Rating
Excellent
01 / 2025
Model
Aico smoke alarm
Bewertung
923 Reviews
Zum Anbieter
Amazon
Available at
amazon
£29.06
eBay
£36.50
Onbuy.com
£37.67
Manufacturer
Aico
Type
Optical smoke detector
Defect gas type
Carbon dioxide, Smoke
Maximum volume
85 dB
Power supply
Power adapter, Battery
Battery life
5 Years
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
2,8 x 8 x 8,6 in
Weight
12,2 oz
Colour
White
Casing material
Plastic
Display features
Advantages
  • Features a control lamp
  • No additional purchase of batteries necessary
4
Hekatron Genius Plus Edition
Vergleichsergebnis
Rating
Excellent
05 / 2025
Model
Hekatron Genius Plus Edition
Bewertung
3760 Reviews
Zum Anbieter
Amazon
Available at
amazon
£19.32
eBay
Check Price
Manufacturer
Hekatron
Type
Optical smoke detector
Defect gas type
Fire smoke, Carbon monoxide
Maximum volume
85 dB
Power supply
AA battery
Battery life
10 Years
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
2,1 x 4,1 x 41,3 in
Weight
7,4 oz
Colour
White
Casing material
Plastic
Display features
Advantages
  • Features a control lamp
  • Batteries are included
5
EI Electronics EI650I-3XD
Vergleichsergebnis
Rating
Excellent
06 / 2025
Model
EI Electronics EI650I-3XD
Bewertung
518 Reviews
Zum Anbieter
Amazon
Available at
amazon
£17.99
eBay
£44.39
Manufacturer
EI Electronics
Type
Optical smoke detector
Defect gas type
Smoke
Maximum volume
85 dB
Power supply
Battery
Battery life
10 Years
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
1,8 x 4,5 x 4,5 in
Weight
6,3 oz
Colour
White
Casing material
Plastic
Display features
Advantages
  • Batteries are included
6
Smartwares RM250/4
Vergleichsergebnis
Rating
Excellent
05 / 2025
Model
Smartwares RM250/4
Bewertung
13514 Reviews
Zum Anbieter
Amazon
Available at
amazon
£24.99
eBay
£31.27
Manufacturer
Smartwares
Type
Optical smoke detector
Defect gas type
Smoke
Maximum volume
85 dB
Power supply
Battery/rechargable Battery
Battery life
1 Year
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
1,4 x 3,9 in
Weight
3,5 oz
Colour
White
Casing material
Plastic
Display features
Advantages
  • Already contains batteries
  • Features a control lamp
7
Pyrexx PX-1
Vergleichsergebnis
Rating
Excellent
05 / 2025
Model
Pyrexx PX-1
Bewertung
1385 Reviews
Zum Anbieter
Amazon
Available at
amazon
£37.75
eBay
Check Price
Manufacturer
Pyrexx
Type
Optical smoke detector
Defect gas type
Fire smoke
Maximum volume
88 dB
Power supply
Lithium-ion battery/rechargeable battery
Battery life
12 Years
Batteries included
EN 14604 certified
Control lamp
Mounting accessories
Dimensions
1,5 x 3,9 in
Weight
6,3 oz
Colour
White
Casing material
Plastic
Display features
Advantages
  • Batteries are included