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Our Top Combi Boiler Reviews [30 Detailed Resources Included]

Since we started this site, we’ve added over 170 guides, many of which are reviews.

Buying a new boiler isn’t exactly simple. So, we’ve listed some of the most popular combi boiler reviews we’ve wrote to date.

Not sure which brand to pick for your next boiler? We’d suggest heading over to our review of the best boiler brands available in the UK.

If you’d prefer to just go ahead and get an idea of how much a combi boiler is going to cost for your property, you can use this quote calculator.

Use the clickable multiple choice form to spec your property, and get fixed prices on-screen, like we just did:

Worcester Bosch Greenstar 4000

Combi Boiler Brand Reviews

First up, if you’re looking for general information on boiler makes, their costs to install, and their current range, the boiler brand reviews below are where you want to start.

Ideal Boilers

Ideal Boilers are a quality UK manufacturer shifting around 10,000+ units a year. Below, we’ve reviewed the Ideal Logic Plus (7 year warranty), and the Ideal Vogue (massive, 10 year warranty).

Worcester Bosch

It goes without saying, Worcester Bosch are one of the most well-known and respected boiler makes. The 25i and 30i combi boiler reviews are going to be suitable for 2-4 bedroom properties, with the Compact range suitable for those looking to install a boiler in a small installation area (such as a kitchen cupboard).

If you’ve got high hot water and heating demand, we’d suggest checking out the CDi Classic combi review instead.


Vaillant are known as a top quality brand, competing with the likes of Baxi and Worcester Bosch mentioned above.

The EcoTEC range of one of the most popular they offer. And below, we’ve reviewed the popular models in the EcoTec range, being the:


Another competitor of Worcester Bosch, Baxi have a boiler suitable for almost any property. If you’re in an average sized property and want your boiler fitted in a small installation area, we’d recommend the Baxi 600 Compact.


Glow-Worm are an arm of Vaillant, and typically compete with the lower end brands. One of the most popular boilers in their range is the Glow-Worm Ultimate.


Viessmann might not be as popular as the likes of Worcester, but their range is known for being reasonably priced and extremely reliable.


Like Glow-Worm, the range from Vokera tends to target the low-end price point, with a warranty to match, at just 2 years.

Typically, in our boiler reviews, we focus on products offering a minimum of 5 years warranty. In some cases, there are manufacturers offering 10 years, and that’s preferable.

What’s Next?

If you’re confused about which boiler to buy, hopefully our range of combi boiler reviews has given you a helping hand.

Still got questions? Drop us a line via our contact form, and we’ll do our best to help you out.

Want to get quotes? Click through to our homepage to get quotes for a new boiler on-screen.



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