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Does the Brand Next Run Big or Small? What Is Their Sizing Like & What’s Worth Buying?

Author: Stylist and brand team at Tellar

Date: 2025

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Next is one of the UK’s most trusted and widely shopped fashion retailers, offering everything from occasionwear and office staples to loungewear, shoes, kidswear and home décor. But with multiple in-house labels and third-party brands sold via Next Online, shoppers often wonder: Does Next run big or small—and how consistent is the sizing across their clothing?

📌 If you only read one part of this post, remember this: Tellar.co.uk matches your real body measurements to Next and 1,500+ brands. You’ll receive a free tape measure, and we’ve analysed Next’s sizing data in detail—so you’ll never need to second-guess a UK size again. Always free. No catches.


Who Shops at Next—and Why?

Next is known for:

  • Affordable, reliable UK fashion

  • Wide sizing availability (including tall, petite, and plus)

  • Menswear, womenswear, maternity, children’s and occasion ranges

  • A seamless mix of formal, casual and trend-led pieces

  • Exclusive online stock of brands like Monsoon, Mango, Ted Baker and Joules

But even with that reliability, customers often report inconsistencies in sizing between categories and fabrics—especially when ordering online.


So, Does Next Run Big or Small?

Overall: Next runs slightly large in casualwear and knitwear, and true to size in dresses, tailoring and jeans.

For Women:

  • Knit jumpers and jersey tops: Slightly oversized—size down if between

  • Dresses and suits: More structured, true to size but fitted

  • Jeans and trousers: Waist fits as expected—length may vary

  • Fit tip: Use Tellar if shopping across fits like “regular”, “curvy”, or “petite”

For Men:

  • T-shirts, polos, knitwear: Slightly generous, especially in width

  • Tailored shirts and suits: True to collar/chest sizing

  • Slim-fit jeans and chinos: May feel snug through thigh

  • Fit tip: Size down for relaxed tops; size up in structured or slim items

Need a sizing match tailored to your height, waist and hip proportions? Use Tellar here and find your perfect Next size instantly.


How Next Sizing Compares to Standard UK Sizes

Next uses traditional UK sizing (6–22 for women, XS–XXXL for men), but cut and fit can differ between categories.

Next Size (Women)

UK Size

Tellar Fit Insight

6

UK 6

True to size, sometimes roomy in knits

8–10

UK 8–10

Slightly generous in casual tops

12–14

UK 12–14

Accurate but closer cut in dresses/trousers

16–18

UK 16–18

Consistent fit—check bust/hip measurement

20–22

UK 20–22

True to size in most plus ranges

🧵 Tellar.co.uk uses your actual measurements—not assumptions based on labels—so you always order the correct fit first time.


Fabric Matters: What Affects Next Sizing Most

Next offers clothing across multiple materials—each affecting how it fits, stretches and moves.

🧶 Jersey & Knitwear

  • Used in casual tops, cardigans, and maternity

  • Soft, flexible, generous cut

  • Fit tip: True to size—size down for a neater look

👗 Polyester Blends & Satin

  • Found in formal dresses and blouses

  • Minimal stretch

  • Fit tip: Size up if you're curvier or fuller in bust/hip

👖 Denim & Trousers

  • Ranges from rigid to stretch denim

  • Regular and petite/tall leg options

  • Fit tip: Waist runs consistent—Tellar helps with leg length & rise fit

🧥 Tailoring & Outerwear

  • Structured, with lining and shaping seams

  • More fitted than casualwear

  • Fit tip: True to size—size up if layering underneath


Bestselling Next Items & How They Fit

1. Ribbed Knitted Jumper

A wardrobe staple with relaxed fit and soft stretch.

➡️ Fit tip: Runs slightly large—size down if between sizes

2. Formal Midi Dress

Classic occasionwear with waist shaping and structured bust.

➡️ Fit tip: True to size—check bust/waist balance on Tellar

3. Skinny & Curvy Jeans

Popular in high-rise and mid-rise cuts, stretch denim.

➡️ Fit tip: True to waist size—use Tellar for hip-to-waist proportion

4. Oversized Blazer

Boxy cut, shoulder pad styling, worn loose or belted.

➡️ Fit tip: Already oversized—don’t size up unless you want extra room

5. Men’s Oxford Shirt

Smart fit with enough chest room for everyday wear.

➡️ Fit tip: True to size—size up if between collar sizes


Next vs Other High-Street Brands

Brand

Fit Compared to Next

M&S

M&S runs slightly roomier

Zara

Zara runs smaller and shorter

H&M

H&M is less consistent overall

ASOS

Similar cuts—Next more structured

River Island

River Island runs tighter in hips

🛍️ Compare your size across all of these brands with Tellar in one step.


Common Fit Complaints (And How Tellar Solves Them)

❌ “The top looked oversized but was tight at the bust.”

Tellar measures your chest and shoulder width—especially helpful in mixed-fit pieces.

❌ “Next jeans fit my waist but were too long.”

Tellar factors in leg length and rise height for petite, tall, and regular cuts.

❌ “I’m between a UK 12 and 14 and everything fits differently.”

Tellar uses your full profile to guide sizing across product types, not just size labels.


Why Use Tellar Before Buying Next?

Next sizing is relatively consistent—but with so many styles, fabrics, and third-party brands, mistakes still happen. Tellar.co.uk gives you a free sizing profile that removes all uncertainty.

  • ✅ Match your body shape to Next and 1,500+ brands

  • ✅ Get a free soft tape measure in the post

  • ✅ Know your size in knitwear, suits, dresses, jeans, and jackets

  • ✅ Compare across River Island, Zara, M&S and more

  • ✅ 100% free—no subscriptions, no sales pressure

🎯 Create your Tellar profile now


Related Sizing Guides from Tellar


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Final Thoughts: Next Sizing Is Reliable—But Worth Checking for Specific Styles

Next is one of the more consistent high-street brands, but differences between casual and tailored fits, as well as third-party listings, can catch you out. Knitwear and casualwear run slightly large, while dresses and suits are structured and true to size.

Tellar.co.uk removes the uncertainty. We match your body to the right size in Next—based on garment data, not guesses.


“Find your size in 1,500+ brands real-time. It’s free & easy.”

🎯 Use Tellar Now