Premium · Pre-loved price guide
Theory resale prices UK: what it's worth
Women's Trousers & Leggings in good condition
£15 – £33
Worthmore's suggested price range for UK resellers: a guide, not a guarantee. Prices reviewed September 2026
See Women's Trousers & Leggings pricesAcross all Theory categories, in good condition: £15 – £38
Theory is a premium brand with a steady pre-loved audience. Theory pieces attract buyers on Vinted and Depop who want quality at below-retail prices. Condition matters a lot — Worthmore's guide prices pieces in very good condition well above heavily worn ones.
Theory resale prices by category
| Category | Good condition |
|---|---|
| Women's Trousers & Leggings | £15 – £33 |
| Women's Jackets & Blazers | £17 – £38 |
Prices shown are for items in good condition. Each category page has the price for every condition, from new with tags to poor.
Frequently asked questions
What should I charge for Theory women's trousers & leggings in good condition?
Worthmore's price guide puts Theory women's trousers & leggings in good condition at £15–£33. Across the 2 Theory categories we cover, good-condition prices run from £15 to £38, depending on the item. Prices reviewed September 2026. It's a researched range to list at, not a record of past sales: a guide, not a guarantee.
Does condition change what Theory is worth?
Yes. For Theory women's trousers & leggings, Worthmore's guide runs from £6 at the worn end to £51 at the new end, with good condition at £15–£33. Clean, well-presented items with original tags or packaging tend to sell faster and closer to the top of the range.
What is the best platform to sell Theory secondhand?
Vinted is the most popular platform for UK resellers selling Theory. It has no selling fees and a large buyer base. Depop can also work well for fashion-forward pieces and younger audiences.
How do I get the best price when selling Theory?
Clean each piece and photograph it in good light against a plain background. Include measurements where relevant, and be honest about any wear. Worthmore's guide covers 2 Theory categories: open yours on this page for the range in every condition, or use the free pricing tool for your exact item.