Boilers: Compare features & prices

Price

Select the price you are interested in

Brand

Select your preferred brand

Which? have rated the key areas of performance for Boilers.

Once logged in you can filter the results by some of these ratings:

  • Overall energy efficiency
  • Reliability score

Type of boiler

Select your preferred type of boiler

Heat output Choose the heat output that you need - a gas installer can advise you

Select the heat output you require

Boiler efficiency

How much money will your boiler cost you

Boiler efficiency Choose your boiler by how energy efficient it is

Select your preferred efficiency level

Features

Select the features that matter to you

Hidden user controls Select if you want hidden controls

Choose whether you want your controls hidden from view

Central heating temperature control Select if you want set your own heating level

Choose whether you want set your own heating level

Warranty period

Choose by the length of warranty you want

283 boilers found

View:
per page
  • GLOW-WORM Flexicom 24hx
    Remove Glow-Worm Flexicom 24hx
  • Ideal Logic+ Heat 24
    Remove Ideal Logic+ Heat 24
  • Empty
  • Empty
Compare Features Add products below to compare their features side by side
Select Brand & model name Price Which? ratings Score
Select Brand & model name Price Which? ratings Score
Add this product to the comparison basket GLOW-WORM Flexicom 30hx Glow-Worm
Flexicom 30hx

Apr 2006
£700.00
Typical price - what is this?

To access our full product reviews and test scores for boilers sign up for just £1.

  • Which do we recommend?
  • Which Best Buy products cost the least to run?
  • Which should you avoid?

Which? found that a boiler with the right features such as size, controls and thermostat-type can help you save energy no matter what your boiler needs are. Tell us what kind of boiler you want, and we'll help you find it.

Log in OR Sign up now
Add this product to the comparison basket Glow worm Flexicom 30sx Glow-Worm
Flexicom 30sx

Apr 2006
£880.00
Typical price - what is this?
Add this product to the comparison basket glow-worm flexicom 35cx Glow-Worm
Flexicom 35cx

Apr 2006
£900.00
Typical price - what is this?
Add this product to the comparison basket GLOW-WORM Flexicom 35hx Glow-Worm
Flexicom 35hx

Apr 2006
£1,100.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultimate h 24 Glow-Worm
Ultimate 24h

Mar 2013
£737.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultimate c 30 Glow-Worm
Ultimate 30c

Mar 2013
£664.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultimate c 35 Glow-Worm
Ultimate 35c

Mar 2013
£863.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom 12 hxi Glow-Worm
Ultracom 12 hxi

Apr 2007
£740.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom 15 hxi Glow-Worm
Ultracom 15 hxi

Apr 2007
£780.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom 18 hxi Glow-Worm
Ultracom 18 hxi

Apr 2007
£820.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom2-12sxi Glow-Worm
Ultracom2 12sxi

Apr 2010
£760.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom2 18sxi Glow-Worm
Ultracom2 18sxi

Apr 2010
£730.00
Typical price - what is this?
Add this product to the comparison basket GLOW-WORM Ultracom2 24cxi Glow-Worm
Ultracom2 24cxi

Apr 2010
£890.00
Typical price - what is this?
Add this product to the comparison basket GLOW-WORM Ultracom2 30cxi Glow-Worm
Ultracom2 30cxi

Apr 2010
£990.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom2-30sxi Glow-Worm
Ultracom2 30sxi

Apr 2010
£840.00
Typical price - what is this?
Add this product to the comparison basket GLOW-WORM Ultracom2 35cxi Glow-Worm
Ultracom2 35cxi

Apr 2010
£1,180.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm­ Ultracom2 35 store Glow-Worm
Ultracom2 35 store

Apr 2010
£1,400.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom 24 hxi Glow-Worm
Ultracom 24 hxi

Apr 2007
£860.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom 30 hxi Glow-Worm
Ultracom 30 hxi

Apr 2007
£960.00
Typical price - what is this?
Add this product to the comparison basket Glow-worm Ultracom 38 hxi Glow-Worm
Ultracom 38 hxi

Apr 2007
£1,520.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Outdoor 15-21 Grant
Vortex Eco External 15-21

Apr 2008
£1,270.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Outdoor 21-26 Grant
Vortex Eco External 21-26

Apr 2008
£1,400.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Outdoor 26-35 Grant
Vortex Eco External 26-35

Apr 2008
£1,630.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Utility 15-21 Grant
Vortex Eco Utility 15-21

Apr 2008
£1,270.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Utility 21-26 Grant
Vortex Eco Utility 21-26

Apr 2008
£1,180.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Utility 26-35 Grant
Vortex Eco Utility 26-35

Apr 2008
£1,630.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung External 12-16 Grant
Vortex Eco Wall Hung External 12-16

Apr 2008
£1,520.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung External 12-16 system Grant
Vortex Eco Wall Hung External 12-16 system

Apr 2008
£1,660.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung External 16-21 Grant
Vortex Eco Wall Hung External 16-21

Apr 2008
£1,640.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung External 16-21 System Grant
Vortex Eco Wall Hung External 16-21 system

Apr 2008
£1,770.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung Internal 12-16 Grant
Vortex Eco Wall Hung Internal 12-16

Apr 2008
£1,300.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung Internal 12-16 system Grant
Vortex Eco Wall Hung Internal 12-16 system

Apr 2008
£1,400.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung Internal 16-21 Grant
Vortex Eco Wall Hung Internal 16-21

Apr 2008
£1,290.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Eco Wall Hung Internal 16-21 system boiler Grant
Vortex Eco Wall Hung Internal 16-21 system

Apr 2008
£1,500.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro Boiler House Grant
Vortex Pro Boiler House 26-36

Oct 2011
£1,420.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro Boiler House Grant
Vortex Pro Boiler House 36-46

Oct 2011
£1,640.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro Boiler House Grant
Vortex Pro Boiler House 46-58

Oct 2011
£1,840.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro Boiler House Grant
Vortex Pro Boiler House 58-70

Oct 2011
£1,900.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External 15-21 Grant
Vortex Pro External 15-21

Apr 2008
£1,400.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External 15-26 Grant
Vortex Pro External 15-26

Apr 2008
£1,570.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External 26-36 Grant
Vortex Pro External 26-36

Apr 2008
£1,850.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External 36-46 Grant
Vortex Pro External 36-46

Apr 2008
£2,100.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External Grant
Vortex Pro External 46-58

Oct 2011
£2,160.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External Grant
Vortex Pro External 58-70

Oct 2011
£2,200.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External combi 21e Grant
Vortex Pro External combi 21e

Oct 2009
£2,000.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External combi 26e Grant
Vortex Pro External combi 26e

Oct 2009
£2,200.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro External combi 36 Grant
Vortex Pro External combi 36e

Oct 2009
£2,360.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro Internal Combi 21e Grant
Vortex Pro Internal Combi 21e

Oct 2009
£1,950.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro Internal Combi 26e Grant
Vortex Pro Internal Combi 26e

Oct 2009
£2,000.00
Typical price - what is this?
Add this product to the comparison basket Grant Vortex Pro Internal Combi 36e Grant
Vortex Pro Internal Combi 36e

Oct 2009
£2,200.00
Typical price - what is this?

283 boilers found

View:
per page