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Price guide · October 2026 · prices checked

PC Components under £20

We compare 9 pc components under £20, each sold by at least two UK shops (4 shops in all). The cheapest today is the StarTech.com 2.5" SSD/HDD Mounting Bracket for 3.5" Drive Ba at £9.

Lowest price

StarTech.com 2.5" SSD/HDD Mounting Bracket for 3.5" Drive Ba

£9

Most shops compared

StarTech.com 2.5in SATA/SAS SSD/HDD to 3.5in SATA Hard Drive Converter

4 shops · from £17

Price history

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

All 9 compared

Questions

What is the cheapest pc component under £20?

Today it's the StarTech.com 2.5" SSD/HDD Mounting Bracket for 3.5" Drive Ba at £9 from PcNova.co.uk. Prices are checked daily, so it can change.

Which shop is cheapest for pc components under £20?

PcNova.co.uk has the lowest price on 8 of the 9 we compare, then Rapid Online (1).

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): 9 compared across UK shops | DealComparer