Which Combi Boiler is Best in the UK for 2022?


Which Combi Boiler is Best in the UK for 2022?

Your boiler might have gone unnoticed until it broke. It was a small, unassuming white box that you didn’t notice in a corner of a less-used cupboard.

Well if you’re looking for the best combi boiler then here you go.

Everybody has some knowledge about cars, but not enough to be able to make informed purchases. What makes a brand new boiler unique? A brand? What is the size of your boiler? What is your efficiency percentage? Awards?.

How did we choose the best combi boilers?

We considered these factors when deciding which is the best combi boiler in 2022.

  • The warranty period provided by the brand is a key indicator of how long the boiler will be in service
  • Based on reviews from customers, the overall brand reputation
  • Trustpilot reviews
  • You can also get awards and other accolades, e.g. Which? Best Buy Awards
  • Performance of customer service
  • Their boiler prices
  • Efficiency ratings

The Best Combi Boilers in 2022 (By brand)

This is a great place to begin. Here are the top 6 combi boiler brands in the UK, as of 2022.

  • #1 Viessmann Combi Boilers
  • #2 Alpha Combi Boilers
  • #3 Vaillant Combi Boilers
  • #4 Worcester Bosch Combi Boilers
  • #5 Ideal Combi Boilers
  • #6 BAXI Combi Boilers

Viessmann Combi Boilers (Best boilers)

Viessmann has been a dominant force on the European boiler market. It also leads in commercial boiler installation.

They’re now here to offer their German engineering to the UK domestic market, providing you with a new boiler that will make your home feel like a dream.

We believe Viessmann has the best combi boilers.

  • Which? Which?
  • 10-year warranty
  • German engineering at the top of its class – No plastic or rubber parts (like some other competitors).
  • Patented Inox Radial Stainless steel Heat exchanger (not aluminum found in inferior brands).
  • Only boiler to have Lamda combustion control, maximizing efficiency
  • Hydrogen ready to fuel the future.
  • Parts are always available.
  • Great customer service and reviews.

Viessmann’s range of 2022 combi boilers & overviews:

Viessmann ModelKilowatt (kW) outputs
Vitodens 100 – W26kW30kW35kW
Vitodens 200-W35kW
Vitodens 111-W26kW35kW

Viessmann Vitodens 050-W Gas Combi Boiler

This is the brand’s entry-level offering.

The Viessmann Vitodens is the reliable workhorse in the Viessmann family’s kW outputs.

It is priced to match boilers that aren’t even close to its quality, while maintaining high component standards.

It also has a Which? The Best Buy Award is bestowed only on the most efficient boilers. It was created in response to thousands of customer feedback.

Ideal for: People looking for an entry-level model of the award-winning brand.

Viessmann Vitodens 100-W Combi Gas Boiler

A mid-range combi boiler from the brand with a strong punch.

It has everything that makes Vitodens Vitodens 100-W the great boiler it is. The Viessmann Vitodens100-W is the ideal combi boiler for homeowners.

This is a familiar endorsement from “Which?” for its remarkable high-end internal components, a class-A rating for efficiency, backlit LCD display, low fan speeds for quiet operation, and low CO2 emissions to ease your conscience and carbon footprint. 

Upgrades to the 100-W vs. the 050-W include a larger LCD screen with more options, a superior Printed Circuit Board (basically the brain of the boiler), and additional power output options.

The 100-W is manufactured in Germany and assembled at the Viessmann plant, while the 050-W can be assembled in Turkey.

Ideal for: Anyone looking for a powerful and mid-range combi boiler.

Viessmann Vitodens 200-W Combi Boiler

The brand’s top-of-the-line boiler model is ideal for larger homes.

Every need a buyer of a combi boiler could have is met.

The Vitodens 200W is ideal for detached or semi-detached larger homes.

It has every feature and perk that Viessmann boilers had, while also featuring a color touch screen display and smart thermostat compatibility.

The ideal choice for: Customers looking for the best combi boilers from the German award-winning brand.

Viessmann Vitodens 111-W Storage Combi Boiler

Combination with water storage built in, perfect for homes that have high hot water needs.

Viessmann cannot be accused of having a lack of imagination in naming their boilers. However, their quality speaks for itself.

Vitodens’ 111-W storage combi is massive. It can heat up to 18 liters per minute and it’s half a regular combi boiler.

Are you lucky enough to own the house of your dreams? You can be luckier and purchase the Vitodens 111-W.

The 111 boilers can fill a bath in 8 minutes and supply a sink and washbasin simultaneously.

Ideal for: Anyone looking for a boiler that can meet extremely high hot water requirements, but doesn’t require a tank or system boiler.

Do you like the Viessmann Vitodens-111-W Storage Combi hybrid Receive a fixed online cost.

Prices for a typical Viessmann Combi boiler in 2022 

Viessmann ModelPrice
Vitodens 050-W 29.5kW£1,795
Vitodens 050-W35kW£2,175
Vitodens 100W 26kW£2,247
Vitodens 100W 30kW£2,404
Vitodens 100W 35kW£2,639
Vitodens 200W 35kW£2,750
Vitodens 111W 26kW£3,180
Vitodens 111W 35kW£3,421


Note: These prices assume that the boiler can be swapped for a replacement one. 

If you are short on time and haven’t had the time to read the Viessmann overview, you can read this summary.

You can save money on heating costs by using less energy and water. You should think about installing one of the top smart thermostats.

Viessmann boilers are among the most efficient in their class.

Make it clear with the Energy Saving Trust

You could save around £580 and 1,500kg on carbon emissions each year by replacing your boiler with an A-rated boiler.

Why are Viessmanns so affordable if they are truly the best combi boiler?

You can get these best combi boilers & offers on all Viessmans with a 10-year warranty at surprisingly low prices.

Truth be told, Viessmann boiler prices are going to rise quickly and these bargains will become much more difficult to find.

Viessmann’s current pricing is so good that they are visible to British domestic boiler buyers. However, as their quality increases beyond rumor, their prices will undoubtedly rise to reflect the premium product they truly are.

The most powerful combi boiler in 2022 may be the most expensive.

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