Thread Report — Comparison

Acne Studios vs PrettyLittleThing: Fabric Composition Compared.

We pulled fabric composition data from 387 Acne Studios products and 393 PrettyLittleThing products. Acne Studios comes out clearly ahead at 77.6% average natural fibre vs PrettyLittleThing's 21.9% — a 55.7-point gap.

TL;DR

Acne Studios wins on both natural fibre content (77.6% vs 21.9%) and on having fewer polyester-heavy products (9.8% vs 30.3%). The headline gap is 55.7 percentage points of natural fibre per garment.

77.6%Acne Studios avg natural %
21.9%PrettyLittleThing avg natural %
780Products analysed

By the Numbers

MetricAcne StudiosPrettyLittleThingBetter
Products in sample387393PrettyLittleThing (larger sample)
Avg natural fibre %77.6%21.9%Acne Studios (over PrettyLittleThing)
% items ≥95% natural57.4%10.7%Acne Studios (over PrettyLittleThing)
% items polyester-majority9.8%30.3%Acne Studios (over PrettyLittleThing)

Average natural fibre % per garment

Acne Studios
77.6%
PrettyLittleThing
21.9%

% of catalogue that's polyester-majority

Acne Studios
9.8%
PrettyLittleThing
30.3%

% of catalogue that's nearly all-natural (≥95%)

Acne Studios
57.4%
PrettyLittleThing
10.7%

Top Fibres, Side by Side

How often each fibre appears across each brand's catalogue. A higher number means more products in the sample list that fibre on the label.

FibreAcne Studios (% of products)PrettyLittleThing (% of products)Diff
Cotton0%0%+0
Polyester0%0%+0
Viscose0%0%+0
Elastane0%0%+0
Wool0%0%+0
Polyamide0%0%+0

By Category

Average natural fibre % per garment, by category. Counts in parentheses show the number of products from each brand in the sample.

CategoryAcne Studios (count)PrettyLittleThing (count)Diff
Shirt88.5% (31)27.2% (54)+61.3
Pants92.8% (36)33.3% (41)+59.5
Dress63.9% (29)7.6% (33)+56.3
Jacket72.8% (40)17.1% (7)+55.7
Skirt55.3% (19)8.6% (7)+46.7
Shorts81.7% (19)54.1% (48)+27.6

Where they're similar

Both brands lean on the same core fibres. cotton, polyester, viscose appear in the top five for both Acne Studios and PrettyLittleThing.

Where they differ

Acne Studios runs 55.7 percentage points higher on average natural fibre than PrettyLittleThing (77.6% vs 21.9%). PrettyLittleThing is markedly more polyester-heavy: 30.3% of items are 50%+ polyester, vs 9.8% at Acne Studios. If you specifically want nearly-all-natural garments, Acne Studios has 57.4% of its catalogue at that level — PrettyLittleThing sits at 10.7%. The biggest category divergence is shirts — Acne Studios at 88.5% natural fibre, PrettyLittleThing at 27.2%.

Verdict

Acne Studios is the clearer pick on fabric composition — 55.7 percentage points more natural fibre on average than PrettyLittleThing, with 57.4% of items at the nearly-all-natural mark vs 10.7%. That said, neither brand is "natural-only" — even at Acne Studios, the majority of items contain some synthetic fibre. Always check the label.

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Frequently Asked Questions

Is Acne Studios or PrettyLittleThing better quality fabric?

Based on average natural fibre content, Acne Studios edges ahead — 77.6% vs 21.9% per garment across the 780 products we analysed. Higher natural fibre content generally correlates with better breathability, fewer microplastics, and longer wear.

Does PrettyLittleThing use more polyester than Acne Studios?

Yes. 30.3% of PrettyLittleThing products are polyester-heavy (50%+ polyester), compared to 9.8% at Acne Studios.

How many products did you analyse for Acne Studios vs PrettyLittleThing?

387 Acne Studios products and 393 PrettyLittleThing products — every item with a parseable fabric composition label from each brand's site.

Which has more 100% natural pieces — Acne Studios or PrettyLittleThing?

Acne Studios. 57.4% of Acne Studios products are nearly all-natural (95%+ natural fibre by composition) versus 10.7% at PrettyLittleThing.

What's the most common fibre at Acne Studios and PrettyLittleThing?

Cotton is the most common fibre at Acne Studios (in 61% of products), while Elastane leads at PrettyLittleThing (55.5% of products).

Are Acne Studios shirts better than PrettyLittleThing's?

For shirts specifically, Acne Studios averages 88.5% natural fibre vs PrettyLittleThing's 27.2%. That's a meaningful gap — if you're shopping that category, Acne Studios is the safer default.

→ Full Acne Studios report→ Full PrettyLittleThing report→ All brands ranked

Related reports.

Acne Studios Full Report387 products analysedPrettyLittleThing Full Report393 products analysedAll Brand RankingsEvery brand ranked by natural fibre %
Methodology: Fabric composition pulled from product pages on each brand's site. 387 Acne Studios products, 393 PrettyLittleThing products. "Natural" counts cotton, linen, wool, silk, cashmere, hemp and leather at 100%; viscose, rayon, lyocell, modal and bamboo at 50% (semi-synthetic). Polyester-majority = 50% or more polyester by label. Comparing Acne Studios and PrettyLittleThing. Data refreshed monthly.

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About the Thread ReportWhat the dataset is, how it's built, and how to cite it.All brand reportsFabric breakdowns for every retailer we track.Brand rankingsWho uses the most natural fibre — and the most polyester.Brand comparisonsHead-to-head fabric data for every viable brand pair.Research findingsOriginal findings built on the dataset.State of FabricThe annual report on fashion's fibre mix.MethodologyHow we classify fibres and compute every number.Fabric guides & researchHow to read labels, decode fibres, shop smarter.

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