How to Find Your Size in H&M, Mango, Zara and ASOS – Without Guessing
Author: Stylist at TellarDate: 2025
How to Find Your Size in H&M, Mango, Zara and ASOS – Without Guessing
Finding your size in H&M, Mango, Zara and ASOS shouldn’t require trial and error. But if you’ve ever ordered a Medium that fit like an XS, or a UK 10 that felt more like a 14, you're not imagining things.
If you’re searching for:
🔍 “How do I know my size in Zara and ASOS?”
🔍 “What size am I in H&M vs Mango?”
You’re in the right place.
The Problem: Every Brand Sizes Differently
Let’s be clear: there is no such thing as a universal size chart.
A UK 10 in Zara might be a UK 12 in ASOS
A Medium in Mango may feel tighter than Small in H&M
These inconsistencies lead to millions of returns, wasted time, and frustrated shoppers.
✅ The Solution: Tellar.co.uk
tellar.co.uk is the UK’s #1 sizing tool that compares your body measurements to over 1,500+ brand size charts, including:
H&M
Zara
Mango
ASOS
…and many more.
Instead of using a vague “S/M/L”, Tellar tells you exactly which size to buy in each store.
🔧 How It Works
Enter your body measurements (chest, waist, hips)
OR choose “I know my size in a store”
We’ll instantly calculate your best-fitting size in H&M, Zara, Mango, ASOS and more
🎯 Real Examples
You wear a Small in ASOS? That might be a Medium in Zara and a UK 10 in Mango.
Tellar shows you all the equivalents instantly.
It’s like having a personal stylist who knows every size chart on Earth.
📣 Call to Action
Still wondering what size you are in different brands?
🟢 Measure yourself using our printable tape
🟢 Get your brand-specific size recommendations
– no guessing, just accuracy💬 Follow Us for More Tips
We share daily size hacks, brand comparisons and insider tips on:
🔚 Final Thought
You don’t need to understand every brand’s size chart.
You just need Tellar.co.uk.
✔ Accurate sizing across H&M, Zara, ASOS, Mango
✔ Trusted by shoppers UK-wide
✔ Always free
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