Gas boiler reviews

What is 'Brand score'?

The brand score is made up of brand reliability (assessed by customer survey), brand customer satisfaction (assessed by customer survey) and ratings from heating engineers (based on Which? Trusted Traders heating engineer survey). These surveys were carried out in May 2019. To learn more read how we assess boilers.

Vaillant ecoFIT pure regular
Brand score %
Reviewed -
GasHeat-only or regular
£1,312.00
Typical price
Vaillant ecoFIT sustain combi
Brand score %
Reviewed -
GasCombi
£1,560.00
Typical price
Vaillant ecoFIT Pure Combi
Brand score %
Reviewed -
GasCombi
£1,860.00
Typical price
Vaillant eco FIT pure system
Brand score %
Reviewed -
GasSystem
£1,510.00
Typical price
Vaillant ecoTEC exclusive system
Brand score %
Reviewed -
GasSystem
£2,366.00
Typical price
Vaillant ecoTEC Exclusive Green IQ
Brand score %
Reviewed -
GasCombi
£2,574.00
Typical price
Vaillant ecoFIT sustain system
Brand score %
Reviewed -
GasSystem
£1,252.00
Typical price
Vaillant ecoFIT sustain regular
Brand score %
Reviewed -
GasHeat-only or regular
£1,233.00
Typical price
Vaillant ecoTEC plus system
Brand score %
Reviewed -
GasSystem
£1,632.00
Typical price
Vaillant ecoTEC plus
Brand score %
Reviewed -
GasStorage Combi
£2,836.00
Typical price
Vaillant ecoTEC pro Combi
Brand score %
Reviewed -
GasCombi
£1,763.00
Typical price
Vaillant ecoTEC Plus Combi
Brand score %
Reviewed -
GasCombi
£2,051.00
Typical price
Worcester Bosch Greenstar 8000 Style System (White)
Brand score %
Reviewed -
GasSystem
£1,317.00
Typical price
Worcester Bosch Greenstar 8000 Life Regular
Brand score %
Reviewed -
GasHeat-only or regular
£1,279.00
Typical price
Worcester Bosch Greenstar 8000 Style System (Black)
Brand score %
Reviewed -
GasSystem
£1,317.00
Typical price
Worcester Bosch Greenstar 8000 Style Combi (Black)
Brand score %
Reviewed -
GasCombi
£1,294.00
Typical price
Worcester Bosch Greenstar 8000 Life System
Brand score %
Reviewed -
GasSystem
£1,377.00
Typical price
Worcester Bosch Greenstar 8000 Style Combi (White)
Brand score %
Reviewed -
GasCombi
£1,911.00
Typical price
Worcester Bosch Greenstar 8000 Life Combi
Brand score %
Reviewed -
GasCombi
£1,521.00
Typical price
Ferroli Bluehelix Tech RRT System
Brand score %
Reviewed -
GasSystem
£611.00
Typical price
Ferroli Bluehelix Tech RRT Combi
Brand score %
Reviewed -
GasCombi
£556.00
Typical price
Main Main Eco Compact Heat
Brand score %
Reviewed -
GasHeat-only or regular
£764.00
Typical price
Biasi Advance Regular
Brand score %
Reviewed -
GasHeat-only or regular
£580.00
Typical price
Baxi Baxi 600 System
Brand score %
Reviewed -
GasSystem
£964.00
Typical price
ATAG Heating Technology I System
Brand score %
Reviewed -
GasSystem
£1,508.00
Typical price
ATAG Heating Technology I Regular
Brand score %
Reviewed -
GasHeat-only or regular
£1,390.00
Typical price
Ariston Ariston ALTEAS ONE NET
Brand score %
Reviewed -
GasCombi
£2,950.00
Typical price
ATAG Heating Technology iC Economiser Plus
Brand score %
Reviewed -
GasCombi
£2,096.00
Typical price
Ariston Ariston GENUS ONE NET
Brand score %
Reviewed -
GasCombi
£2,600.00
Typical price
ATAG Heating Technology I Combi
Brand score %
Reviewed -
GasCombi
£1,570.00
Typical price
Intergas Xtreme Combi
Brand score %
Reviewed -
GasCombi
£1,389.00
Typical price
Intergas Xclusive Combi
Brand score %
Reviewed -
GasCombi
£1,029.00
Typical price
Main Main Eco Compact System
Brand score %
Reviewed -
GasSystem
£617.00
Typical price
Alpha E-⁠tec Regular
Brand score %
Reviewed -
GasHeat-only or regular
£1,025.00
Typical price
Main Main Eco Compact Combi
Brand score %
Reviewed -
GasCombi
£535.00
Typical price
Worcester Bosch Greenstar Ri ErP
Brand score %
Reviewed -
GasHeat-only or regular
£937.00
Typical price
Worcester Bosch Greenstar Ri ErP Regular
Brand score %
Reviewed -
GasHeat-only or regular
£937.00
Typical price
Ideal Vogue MAX System
Brand score %
Reviewed -
GasSystem
£1,229.00
Typical price
Ideal Ideal Logic MAX Heat
Brand score %
Reviewed -
GasHeat-only or regular
£977.00
Typical price
Ideal Logic MAX System S
Brand score %
Reviewed -
GasSystem
£1,029.00
Typical price
Ideal Ideal Vogue Max Combi
Brand score %
Reviewed -
GasCombi
£1,280.00
Typical price
Alpha E-⁠Tec Plus Combi
Brand score %
Reviewed -
GasCombi
£1,103.00
Typical price
Alpha E-⁠Tec System
Brand score %
Reviewed -
GasSystem
£1,098.00
Typical price
Biasi Advance System
Brand score %
Reviewed -
GasSystem
£540.00
Typical price
Biasi Advance Combi
Brand score %
Reviewed -
GasCombi
£620.00
Typical price
Alpha Intec 40GS2 Combi
Brand score %
Reviewed -
GasCombi
£2,575.00
Typical price
Ariston Ariston E-⁠COMBI ONE
Brand score %
Reviewed -
GasCombi
£1,350.00
Typical price
Ariston CLAS HE Regular
Brand score %
Reviewed -
GasHeat-only or regular
£1,170.00
Typical price

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Gas boiler reviews

What is 'Brand score'?