What Size Am I in Calvin Klein? Your Fit, Matched Instantly with Tellar.co.uk

What Size Am I in Calvin Klein? Your Fit, Matched Instantly with Tellar.co.uk

From underwear to outerwear — make sure your Calvin Klein fits perfectly the first time.

Calvin Klein is globally recognised for its sleek minimalism, high-quality basics, and iconic underwear — but shoppers often face one big question:

👉 Do Calvin Klein clothes run small or big?

👉 What UK size is a Calvin Klein US 6?

👉 How do I know my size in Calvin Klein jeans, underwear, or bras?

At Tellar.co.uk, we solve the size mystery. Enter your chest, waist, and hips, and we’ll give you your exact Calvin Klein size — plus matches across 1,500+ other brands.

Does Calvin Klein Run Small or Large?

Calvin Klein sizing varies by category and region:

🔹 Women’s Clothing:

Dresses & Tops: Typically true to US sizing, but often smaller than UK sizes
Jeans & Trousers: Slim fit — may require sizing up if curvy
Underwear & Bralettes: Run small — especially in stretchy cotton styles
Sportswear: Generally true to size, with slightly compressive fits

🔹 Men’s Clothing:

Shirts & Tees: Fitted, modern cut — size up for a looser fit
Boxers & Briefs: True to size for most, but can run tight at the waistband
Jeans & Jackets: Slightly narrow through chest and thigh areas

📏 Tellar.co.uk factors all this in — and automatically adjusts for UK vs US sizing.

Real Example: Calvin Klein Size Match

Let’s say your measurements are:

Chest: 90cm
Waist: 74cm
Hips: 99cm

You may wear a UK 10 in most high street brands. In Calvin Klein:

Dresses or Jeans: You might need a US 6 / UK 12
Bralettes: Size M or L, depending on cut
Cotton bikini briefs: Possibly a US M / UK 12–14

🔗 Check your exact Calvin Klein size now

Calvin Klein vs Other Brands: Fit Comparison

Brand	Compared to Calvin Klein	Fit Notes
Zara	Calvin Klein is roomier	Zara is slimmer through the waist and chest
Mango	Similar	Both offer fitted, European-style cuts
ASOS	More generous	ASOS often has relaxed, UK-friendly sizing
H&M	Slightly more forgiving	H&M’s cotton basics are looser than CK
Tommy Hilfiger	Comparable	Both use US sizing; Calvin Klein slightly slimmer

🧭 Use our tool to compare all major brands

Why Calvin Klein Sizing is Confusing in the UK

Calvin Klein uses US sizing, which doesn’t directly align with UK sizes
Different product lines (Underwear, Performance, Jeans, Collection) use different size specs
Some items are sold via multi-region platforms with mixed size labels
Many pieces offer stretch fabrics, but compressive cuts affect fit perception

💡 Tellar.co.uk solves all of this in seconds — with real brand data, regional conversion, and category-specific logic.

🧵 Create your Tellar profile now — it’s free and saves your measurements for every brand.

Why Use Tellar.co.uk for Calvin Klein?

✅ Converts US to UK sizing

✅ Adjusts for fit type, fabric, and cut

✅ Works for underwear, jeans, dresses, and activewear

✅ Supports both men’s and women’s sizing

✅ Choose inches or cm

✅ Includes a free printable measuring tape

🛍️ Find your Calvin Klein size now

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🟨 Tellar.co.uk — Get the Right Calvin Klein Size the First Time. And Every Time.

Free. Fast. Built for Every Body.