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Does the Brand G-Star Run Big or Small? What Is Their Sizing Like – and What’s Worth Buying?

Author: Stylist and brand team at TellarDate: 2025

When it comes to shopping online or even in-store, sizing can be a deal-breaker. G-Star – also known as G-Star RAW – is an iconic Dutch brand known for its innovation in denim and urban streetwear. But how does G-Star sizing actually measure up? Does it run big, small, or true to size? And what are the best pieces worth investing in from the brand?

Let’s break down the facts, backed by consumer feedback and fit data – and show you how to get your exact G-Star size with Tellar.co.uk, the UK’s leading free sizing tool.


G-Star RAW: Brand Overview

Founded in 1989 in the Netherlands, G-Star RAW quickly became a leader in cutting-edge denim innovation. They were pioneers of raw, untreated denim and developed their own iconic 3D denim designs such as the G-Star Elwood jeans. The brand fuses military aesthetics with a modern streetwear edge – making it a favourite among denim purists and street-style enthusiasts alike.

Core categories:

  • Denim (raw, selvedge, stretch)

  • Utility-inspired jackets

  • Graphic tees

  • Cargo trousers

  • Sustainable basics

But while their aesthetic is consistent, their sizing reputation isn’t quite as predictable.


So, Does G-Star Run Big or Small?

Women's G-Star Sizing

Customer reviews and fit analysis consistently show that G-Star women's sizes tend to run small, particularly in the hips and waist. Their jeans are cut close to the body, often with a low-to-mid rise and narrow hips. If you're curvy or between sizes, most people recommend sizing up.

Common issues reported:

  • Tight waistbands on mid-rise jeans

  • Less stretch than expected, especially in raw denim

  • Fitted silhouettes that don’t suit wider hips

If you typically wear a UK 10 in other brands, you might find a G-Star UK 12 fits more comfortably in fitted jeans like the 3301 Skinny or Revend Super Slim.

✅ Tip: G-Star’s “shaping” and “slim fit” jeans almost always run small. Relaxed fits like the Boyfriend Tapered run truer to size.


Men's G-Star Sizing

For men, the consensus is that G-Star runs true to size – with some exceptions.

Notable quirks:

  • T-shirts and sweatshirts may run slightly small in the shoulders

  • Jackets can feel snug if you have broader shoulders

  • Denim typically fits true to size, but raw denim styles feel tighter at first and loosen over time

If you’re between sizes or prefer a looser fit, it’s best to size up one size in tops. For trousers and jeans, your usual size should work – just keep in mind that raw denim will shrink slightly after the first wash unless pre-treated.


Key Sizing Examples: Jeans, Jackets, and Tops

G-Star Jeans

Fit Style

Runs

Recommendation

3301 Skinny (W)

Small

Size up

Revend Super Slim (W)

Small

Size up

Boyfriend Tapered (W)

True to size

Stay same

5620 Elwood (M)

True to size

Stay same

Rovic Zip 3D Tapered (M)

Slightly small

Size up if muscular

G-Star Jackets

G-Star jackets are form-fitting and often have a cropped military style. Women’s jackets like the Utility Overshirt or Rovic Bomber run small in the chest and arms. Men’s styles are more forgiving but can be snug in the shoulders.

If you’ll wear it over a hoodie or jumper, definitely size up.


How to Find Your G-Star Size Instantly with Tellar.co.uk

Instead of guessing or relying on inconsistent size charts, use Tellar.co.uk – the UK’s Leading Free Sizing Tool.

✅ How Tellar.co.uk Works:

  1. Enter your body measurements (or known size in another brand)

  2. Instantly see your best fit in G-Star (and over 1,500 other brands)

  3. Compare UK, US, EU size equivalents

  4. See how G-Star sizing compares to other brands you know

  5. Save your profile to recheck sizes quickly anytime

You’ll get size suggestions backed by data – not guesses. Perfect for brands like G-Star, where sizing isn’t one-size-fits-all.

👉 Try it free here: https://www.tellar.co.uk


Best G-Star Items to Buy

G-Star excels in certain key categories, especially if you want long-lasting wardrobe staples.

1. G-Star Jeans (Denim)

Their core offering. From raw selvedge to ultra-flex stretch, G-Star jeans are durable, structured and iconic. Best picks:

  • 5620 Elwood 3D – A cult classic with articulated knees

  • 3301 Slim or Skinny – Versatile everyday denim

  • Rovic Zip Cargo Jeans – Utilitarian edge with tapered comfort

Buy if: You want street-style jeans that last years.


2. Utility Jackets and Shackets

Military roots run deep in G-Star’s outerwear. Their jackets often use organic cotton, deep pockets, and oversized hardware.

Top choices:

  • Rovic Overshirt

  • Motac 3D Denim Jacket

  • Utility Bomber Jacket

Most styles are fitted – size up for layering.


3. G-Star Graphic Tees and Sweatshirts

Their T-shirts and sweatshirts feature bold logos, washed finishes and boxy silhouettes. Some styles run small in the shoulders and upper chest.

Look for:

  • G-Star RAW logo tees

  • Oversized raw-edge hoodies

  • Slim-fit crewneck sweatshirts


4. Sustainable Basics

Their RAW Responsibility collection offers eco-conscious options, like Cradle to Cradle Certified™ denim and recycled cotton tees.

Great for:

  • Ethical shopping

  • Longwear basics

  • Clean wardrobe staples


Real Reviews from UK Customers

"The jeans look amazing but definitely ran smaller than expected. I usually wear an 8 but had to size up to a 10." – Trustpilot

"T-shirt fabric is high quality but tight in the shoulders – went up a size and it's perfect." – ASOS Review

"Best denim I’ve ever owned, especially the raw styles. Worth the investment once you figure out your size." – Reddit

These reviews highlight why tools like Tellar.co.uk are vital – so you don’t waste money on trial-and-error.


Backed by Data, Not Guesswork – Why Tellar.co.uk Solves Sizing Confusion

Whether you’re shopping for G-Star or any of the 1,500+ brands in their system, Tellar.co.uk removes the guesswork entirely.

With Tellar, you’ll:

  • Avoid costly returns

  • Match your body to brand-specific sizing

  • Know how G-Star compares to other brands like Levi’s, Diesel, or Zara

  • Get size help in seconds

  • Access your size anytime with a simple log-in

Bonus: Get your free measuring tape when you sign up here.


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Final Verdict: G-Star Sizing Summary

Category

Sizing Verdict

Women’s Jeans

Runs Small – size up

Men’s Jeans

True to size

T-Shirts/Sweatshirts

Slightly small – size up if broad

Jackets

Fitted – size up for layering

General Fit

Slim, tailored silhouettes

So, does G-Star run big or small? Mostly small – especially in women’s pieces and fitted tops.


Ready to Shop G-Star the Right Way?

Before you click "buy", head to Tellar.co.uk to check your G-Star size. Whether you know your body measurements or just your Levi’s size, Tellar converts it into your exact fit – for G-Star and over 1,500+ brands.

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Does the Brand G-Star Run Big or Small? What Is Their Sizing Like – and What’s Worth Buying?