Brands That Typically Fit True to Size (UK & USA)

Some fashion brands are known for running true to size across most product categories, making them easier to shop from without second-guessing. Below is a list of UK and international brands widely considered to be reliable for their sizing, based on consistent customer reviews, return rates, and fit analysis.

✅ Brands That Typically Fit True to Size (UK & USA)

🇬🇧 UK Brands

M&S (Marks & Spencer)
- Known for its consistency across both basics and formalwear.
- Particularly reliable in knitwear, trousers, and workwear staples.
- Backlink: What Size Am I in Next? The Ultimate Guide
John Lewis
- Their own-brand labels (ANYDAY, Modern Rarity) tend to run true to size.
- Great for coats, dresses, and smart casual items.
Whistles
- Tailored pieces like blazers, trousers and dresses are consistent.
- Designed with an urban professional demographic in mind, so sizes align well with UK high street norms.
Phase Eight
- Occasionwear and casual wear are both reliably true to size.
- Particularly good for structured dresses and jumpsuits.
Boden
- UK brand with a slight American crossover. Known for structured sizing and good length options.
- Reliable for outerwear, dresses, and kidswear.
Reiss
- Generally runs true, but fitted items (e.g., bodycon or tailoring) may feel snug.
- Choose your regular size for a close fit or size up for comfort.
Finisterre
- Outdoor brand known for quality materials and practical fit consistency.
- T-shirts, outerwear and knits are very dependable in sizing.

🇺🇸 USA Brands Available in the UK

Everlane
- Known for their commitment to standardised fit and ethical production.
- Basics like tees, jeans, and knitwear tend to run true to size.
J.Crew
- Regular sizing runs true across most of their collection, especially in blouses, trousers, and denim.
Madewell
- Slightly generous cuts, but still consistent. Great for denim, T-shirts, and relaxed fits.
Ralph Lauren
- True to size in their core lines (Polo, Lauren), though tailored or designer capsule pieces may run slim.
Banana Republic
- Mid-range brand with a fairly predictable sizing model, especially in workwear and dresses.

🧥 Categories Most Likely to Run True to Size

Basic T-shirts and jersey tops
Tailored blazers and trousers (from reputable brands)
Cotton shirts with minimal stretch
Structured coats and jackets
Occasion dresses from UK high street brands

⚠️ Categories to Watch (May Vary Despite the Brand)

Denim: Even within the same brand, fits can differ by cut (e.g. straight vs skinny vs mom fit).
Swimwear: May run small in bust or hips depending on cut.
Shoes: Half sizing and width availability varies widely.
Loungewear: Some brands intentionally cut oversized.

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Final Tip

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