Viessmann vs Worcester Bosch
Viessmann
Worcester Bosch
Average Price
£1,550
Viessmann
£1,350
Worcester Bosch
Energy Efficiency
95.7%
Viessmann
94.3%
Worcester Bosch
Warranty
10.2 years
Viessmann
9.5 years
Worcester Bosch
Customer Rating
4.7/5
Viessmann
4.8/5
Worcester Bosch
Detailed Comparison
Viessmann
Worcester Bosch
Average Price
£1,550
£1,350
Energy Efficiency
95.7%
94.3%
Average Warranty
10.2 years
9.5 years
Reliability Score
4.8/5
4.7/5
Customer Satisfaction
4.7/5
4.8/5
UK Market Share
11.2%
25.5%
Established
1917
1962
Country of Origin
Germany
United Kingdom
Smart Controls Compatible
High Efficiency Models
Extended Warranty Options
Popular Boiler Models
Viessmann Popular Models
| Model | Type | Efficiency | Price |
|---|---|---|---|
| Vitodens 050 | Combi | 93.0% | £950 |
| Vitodens 100W Open Vent | Regular | 94.0% | £1,000 |
| Vitodens 200 | System | 98.0% | £1,900 |
Worcester Bosch Popular Models
| Model | Type | Efficiency | Price |
|---|---|---|---|
| Greenstar 4000 | Combi | 94.0% | £1,200 |
| Greenstar CDi Classic | Combi | 93.5% | £1,300 |
| Greenstar Heatslave II | Combi | 90.0% | £2,500 |
| Greenstar Ri | Regular | 94.0% | £950 |
| Greenstar 8000 | System | 95.0% | £1,700 |
Approved Installers
Viessmann Installers
BOXT
4.8
Premium Partner
Hometree
4.6
Certified Partner
Worcester Bosch Installers
Homeserve
4.3
Accredited Installer
British Gas
4.2
Platinum Partner
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