Baxi vs Vaillant

Average Price

£950

Baxi

£1,450

Vaillant

Energy Efficiency

93.1%

Baxi

94.7%

Vaillant

Warranty

7.5 years

Baxi

9.8 years

Vaillant

Customer Rating

4.2/5

Baxi

4.5/5

Vaillant

Baxi vs Vaillant: Summary

When comparing Baxi and Vaillant boilers, several key differences emerge. Baxi, established in 1866, offers boilers with an average efficiency of 93.1% at an average price of £950. Meanwhile, Vaillant boilers average 94.7% efficiency at £1,450.

Baxi boilers come with an average warranty of 7.5 years, compared to Vaillant's 9.8 years. Customer satisfaction ratings show Vaillant ahead at 4.5/5, while reliability scores give Vaillant a slight edge.

Both manufacturers offer smart control compatibility and produce boilers suitable for different property types. Baxi is based in United Kingdom, while Vaillant originates from Germany.

Detailed Comparison

Baxi
Vaillant
Average Price
£950
£1,450
Energy Efficiency
93.1%
94.7%
Average Warranty
7.5 years
9.8 years
Reliability Score
4.3/5
4.6/5
Customer Satisfaction
4.2/5
4.5/5
UK Market Share
15.8%
18.9%
Established
1866
1874
Country of Origin
United Kingdom
Germany
Smart Controls Compatible
High Efficiency Models
Extended Warranty Options

Who Should Choose Baxi

  • Budget-conscious homeowners looking for great value
  • Tech-savvy homeowners wanting smart home integration
  • Those who prefer to support UK manufacturing
  • Homeowners looking for efficient combi boilers

Who Should Choose Vaillant

  • Those wanting longer warranty coverage for peace of mind
  • Homeowners valuing customer satisfaction and after-sales support
  • Those planning to stay in their home long-term
  • Homeowners wanting access to a wide network of approved installers
  • Those looking for a boiler with exceptional reliability

Popular Boiler Models

Baxi Popular Models

ModelTypeEfficiencyPrice
600 CombiCombi93.0%£850
Platinum CombiCombi94.0%£1,200
200 HeatRegular93.0%£700
EcoBlue Advance HeatRegular94.0%£750
800 SystemSystem93.0%£1,100

Vaillant Popular Models

ModelTypeEfficiencyPrice
ecoFIT pureCombi93.0%£950
ecoTEC proCombi93.0%£1,100
ecoTEC plusCombi94.0%£1,300
ecoTEC Plus LPGCombi94.0%£1,350
ecoTEC exclusiveSystem97.0%£1,800

Approved Installers

Baxi Installers

E.ON

4.0

Approved Installer

SSE

3.9

Registered Installer

Vaillant Installers

BOXT

4.8

Premium Partner

E.ON

4.0

Advanced Installer

Efficiency & Running Costs

A more efficient boiler can significantly reduce your heating bills. Based on average UK gas prices and a typical 3-bedroom house:

Baxi

Average Efficiency

93.1%

Estimated Annual Running Cost

£1,212

Based on average UK gas usage

Potential Annual Savings vs. Old Boiler (80% Efficient)

£169

Vaillant

Average Efficiency

94.7%

Estimated Annual Running Cost

£1,191

Based on average UK gas usage

Potential Annual Savings vs. Old Boiler (80% Efficient)

£186

Customer Reviews & Testimonials

Baxi Owner Reviews

"Baxi boilers offer excellent reliability. We've had ours for 3 years with no issues. The efficiency is great and it's quiet in operation."

John D. - 600 Combi Owner

"Installation was straightforward and the smart controls make it easy to manage heating. Customer service is responsive when needed."

Sarah T. - Platinum Combi Owner

Vaillant Owner Reviews

"Vaillant boilers offer excellent reliability. We've had ours for 3 years with no issues. The efficiency is great and it's quiet in operation."

John D. - ecoFIT pure Owner

"Installation was straightforward and the smart controls make it easy to manage heating. Customer service is responsive when needed."

Sarah T. - ecoTEC pro Owner

Frequently Asked Questions

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