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Boiler reviews

Boiler reviews

Cost-effective and reliable boilers

Don't let your new boiler burn a hole in your pocket. The Which? boilers review reveals that choosing the right boiler could cut your gas bills, saving you a considerable amount each year. Our tests assess boilers for efficiency, durability and more – bringing you the best on the market.

Boilers

- Best Buys The top 8 boilers we recommend

All boilers by brand (52 on test)

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Alpha
CD28C
From GBP890.00
Ariston
Genus HE 24
From GBP754.00
Baxi
100/2 HE Plus
From GBP865.00
Baxi
Combi Instant 80 HE
From GBP700.00
Baxi
Duo-tec Combi 28 HE
From GBP800.00

Baxi
Platinum C28 HE
From GBP1,010.00
Baxi
Solo 24 HE
From GBP750.00
Biasi
Riva Advance M110B.24SM/C
From GBP649.00
Buderus
600/28C
From GBP900.00
Buderus
Reg 600/24R
From GBP848.00

Ferroli
Optimax 25 OV
From GBP626.00
Firebird
Enviromax C26
From GBP1,882.00
Glow-Worm
Flexicom 24hx
From GBP730.00
Glow-Worm
Flexicom 30cx
From GBP920.00
Glow-Worm
Glowworm 24cxi
From GBP855.00

Glow-Worm
Glowworm 30hxi
From GBP860.00
Glow-Worm
Ultracom 24cx
From GBP817.00
Glow-Worm
Ultracom 24 hxi
From GBP788.00
Glow-Worm
Ultracom 30 cxi
From GBP850.00
Grant
Vortex Pro Combi 26
From GBP2,188.00

Halstead
Ace HE 30
From GBP650.00
Ideal
Elise H24
From GBP726.00
Ideal
Esprit 24HE
From GBP680.00
Ideal
Excel HE C28
From GBP800.00
Ideal
Icos HE 30
From GBP850.00

Ideal
Isar HE 30
From GBP930.00
Ideal
Mini HE C24
From GBP670.00
Keston
Qudos 28h
From GBP764.00
Main
Combi 25 Eco
From GBP685.00
Potterton
Gold C24 HE
From GBP800.00

Potterton
Performa 30HE
From GBP730.00
Potterton
Promax 30 HE Plus
From GBP845.00
Potterton
Promax 30 SL
From GBP730.00
Potterton
Promax Combi 28 HE Plus
From GBP795.00
Ravenheat
CSI 85 AT
From GBP730.00

Saunier Duval
Semia CONDENS F30E
From GBP660.00
Saunier Duval
Thema CONDENS F24E
From GBP800.00
Saunier Duval
Xeon CONDENS F30E
From GBP980.00
Trianco
HE Contractor Internal 32kW
From GBP1,724.00
Turco
Eurocal Senator 21/27
From GBP1,984.00

Vaillant
ecoTEC plus 428
From GBP860.00
Vaillant
ecoTEC plus 824
From GBP950.00
Vaillant
ecoTEC plus 831
From GBP1,230.00
Vaillant
ecoTEC pro 28
From GBP900.00
Vokera
Unica 28HE
From GBP957.00

Warmflow
Utility UC90HE
From GBP1,737.00
Worcester
24Ri
From GBP860.00
Worcester
Greenstar 24i Junior
From GBP910.00
Worcester
Greenstar 30CDi
From GBP1,090.00
Worcester
Greenstar 30CDi Conventional
From GBP980.00

Worcester
Greenstar 30 Si
From GBP1,300.00
Worcester
Greenstar Heatslave 18/25-OSO
From GBP2,397.00