DealComparer

Price guide · October 2026 · prices checked

PC Components under £20

We compare 21 pc components under £20, each sold by at least two UK shops (4 shops in all). The cheapest today is the Kolink L1-3ADP1-15 PC fan cable black 0.15 m for computer cable as... at £8.

Lowest price

Kolink L1-3ADP1-15 PC fan cable black 0.15 m for computer cable as...

£8

Most shops compared

Alphacool 17230 computer cooling system part/accessory

4 shops · from £12

Price history

Each product page shows its price history and whether today's price is good.

All 21 compared

Questions

What is the cheapest pc component under £20?

Today it's the Kolink L1-3ADP1-15 PC fan cable black 0.15 m for computer cable as... at £8 from GamingKit. Prices are checked daily, so it can change.

Which shop is cheapest for pc components under £20?

Back to the Office has the lowest price on 9 of the 21 we compare, then GamingKit (8).

How do you choose these?

Every pc component listed here is sold by at least two UK shops we compare, has a cheapest price between £7 and £20, and has a real product photo. They're ordered by how many shops sell them, then price. We don't test products; this is a price comparison, and nobody pays to be included.

PC Components under £20 (October 2026): 21 compared across UK shops | DealComparer