Alpha 240E Alpha Combimax 350 vs Boulter Bonus 65/90A

Detailed side-by-side comparison of efficiency ratings, specifications, and performance

Alpha 240E Alpha Combimax 350

Alpha

78.7%

Boulter Bonus 65/90A

Boulter

85.0%

Efficiency & Performance

78.7%

85.0%

23.3 - 23.3

19 - 26.4

Gas

Oil

Combi

Conventional

Technical Specifications

Room-Sealed

Open or Room-Sealed

Non-Condensing

Fan Assisted

1998 - 2003

2001 - 2005

Cost & Savings

£50-£200

£150-£300

Free (ECO4)

Comparison Summary

Efficiency Winner

Boulter Bonus 65/90A

Best Value

Both boilers are available free through the ECO4 scheme

Ready to Get Your Free Boiler?

Both Alpha 240E Alpha Combimax 350 and Boulter Bonus 65/90A are available free through the ECO4 scheme. Check your eligibility and apply today.