Essential Triumph Bra Size Guide – UK Sizes & International Conversion

Triumph Bra Size Guide – UK Band & Cup Availability

Looking for a wider selection of Triumph bras?
You can also browse Triumph collections at specialist lingerie retailers online, where availability may vary by size and style.

Triumph Bra Buying Advice

• Triumph follows a traditional UK band-and-cup sizing system. Begin by measuring your underband and bust and entering them into our Bra Size Calculator to get your recommended UK size.
• Check your measurements carefully — our Bra Fitting Advice explains how to measure accurately and assess the fit of the band, cups and straps.
• If you already know your size in other UK brands, use our Bra Size Converter to compare Triumph’s traditional cup sequence (for example D, DD, E, F) with brands that use extended UK sizing.
• Triumph offers a wide range of everyday, shaping and soft-cup styles, so choose the design that aligns with your preferred support, silhouette and coverage.

Compare Triumph With Other UK Brands

Triumph uses a traditional UK sizing structure. If you already wear other UK brands, you can use your usual size as a starting point and compare band and cup progression using the guides below. For direct size matching across brands, use our Bra Size Converter.

• Wacoal – elegant styling and structured support with a similar UK size framework.
• Playtex – classic everyday designs using UK band and cup sizes.
• Marks & Spencer – a familiar high-street UK sizing system, useful for comparison.
• Sloggi – comfort-focused everyday ranges produced by the Triumph group.
• Freya – uses an extended UK cup scale, helpful when comparing styles and size progression.

For precise band and cup conversions between Triumph and these brands, use our Bra Size Converter.

Triumph FAQs

Q: How do I find my Triumph bra size?
A: Measure your underband and bust and enter them into our Bra Size Calculator. For step-by-step measuring and fit checks, visit our Bra Fitting Advice. Then use the size charts above to match your measurements to Triumph sizes.

Q: Does Triumph sizing match other UK brands?
A: Triumph uses a UK band-and-cup sizing system. To compare sizes between Triumph and other UK brands, use our Bra Size Converter and the individual brand size guides.

Q: Can I use this guide for Triumph swimwear?
A: Most Triumph swimwear follows the same UK sizing as their lingerie. Always check product descriptions and use the charts above as a starting point.

Q: Where can I find official Triumph information and collections?
A: Visit the Official Triumph Website alongside our size charts, Bra Fitting Advice and Bra Size Converter.