Britannia Windows vs Crystal Windows

Average Price

£820

Britannia Windows

£560

Crystal Windows

U-Value

1.1 W/m²K

Britannia Windows

1.3 W/m²K

Crystal Windows

Warranty

15.0 years

Britannia Windows

10.0 years

Crystal Windows

Customer Rating

4.5/5

Britannia Windows

4.1/5

Crystal Windows

Britannia Windows vs Crystal Windows: Summary

When comparing Britannia Windows and Crystal Windows windows, several key differences emerge. Britannia Windows, established in 1986, offers windows with an average U-Value of 1.1 W/m²K at an average price of £820. Meanwhile, Crystal Windows windows average 1.3 W/m²K U-Value at £560.

Britannia Windows windows come with an average warranty of 15.0 years, compared to Crystal Windows's 10.0 years. Customer satisfaction ratings show Britannia Windows leading with 4.5/5, while reliability scores give Britannia Windows a slight edge.

Both manufacturers offer smart glazing technology and produce windows suitable for different property types. Both are based in United Kingdom.

Detailed Comparison

Britannia Windows
Crystal Windows
Average Price
£820
£560
U-Value
1.1 W/m²K
1.3 W/m²K
Energy Rating
A+
A
Average Warranty
15.0 years
10.0 years
Reliability Score
4.6/5
4.2/5
Customer Satisfaction
4.5/5
4.1/5
UK Market Share
5.4%
3.1%
Established
1986
1992
Country of Origin
United Kingdom
United Kingdom
Smart Glazing Technology
High Efficiency (U-Value ≤ 1.2)
Extended Warranty Options

Who Should Choose Britannia Windows

  • Those prioritizing energy efficiency with better U-Value
  • Tech-savvy homeowners wanting smart glazing features
  • Those who prefer to support UK manufacturing
  • Homeowners looking for classic casement window designs

Who Should Choose Crystal Windows

  • Those looking for windows with strong performance

Popular Window Models

Britannia Windows Popular Models

ModelTypeMaterialRatingU-ValuePrice
AluBifold 80BifoldAluminiumA1.2 W/m²K£1,200
ThermoSafe CasementCasementuPVCA+0.9 W/m²K£650

Crystal Windows Popular Models

ModelTypeMaterialRatingU-ValuePrice
RapidFit EliteCasementuPVCA+0.8 W/m²K£550
AcousticProTilt & TurnuPVCA0.9 W/m²K£750

Approved Installers

Britannia Windows Installers

No installer data available

Crystal Windows Installers

No installer data available

Energy Efficiency & Cost Savings

More energy-efficient windows can significantly reduce your heating bills. Based on average UK energy prices and a typical 3-bedroom house:

Britannia Windows

Average U-Value

1.1 W/m²K

Lower is better for heat retention

Energy Rating

A+

Estimated Annual Energy Savings

£338

Compared to older single-glazed windows (typical U-Value 5.8)

Crystal Windows

Average U-Value

1.3 W/m²K

Lower is better for heat retention

Energy Rating

A

Estimated Annual Energy Savings

£300

Compared to older single-glazed windows (typical U-Value 5.8)

Frequently Asked Questions

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