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Cheapest Sweet Potato in the UK

Prices updated 13 October 2026 · 79 products across 7 supermarkets

The best-value sweet potato in the UK right now is NATURE'S PICK Sweet Potato 1 Each at Aldi — £0.69/each (£0.69).
79Products Compared
7Supermarkets
£0.69Lowest /Each

We compare sweet potato across all 7 major UK supermarkets — Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi and M&S — and rank by price per unit so you can see where sweet potato is genuinely cheapest. Prices update daily.

1NATURE'S PICK Sweet Potato 1 EachNATURE'S PICK Sweet Potato 1 EachAldiBest value£0.69/each£0.692Albert Bartlett Sweet PotatoesAlbert Bartlett Sweet PotatoesAsda£0.89/each£1.783Tesco Baking Sweet Potatoes 2 PackTesco Baking Sweet Potatoes 2 PackTescoClubcard £1.25£0.98/each£1.954Morrisons Sweet Potatoes 1kgMorrisons Sweet Potatoes 1kgMorrisons£0.99/kg£0.995M&S Sweet Potato Jackets 2 per packM&S Sweet Potato Jackets 2 per packM&S£1.13/each£2.256Tesco Sweet Potatoes 1KgTesco Sweet Potatoes 1KgTesco£1.19/kg£1.197Tesco Large Sweet Potatoes Loose Class 1Tesco Large Sweet Potatoes Loose Class 1Tesco£1.19/kg£0.428Sainsbury's Sweet Potatoes LooseSainsbury's Sweet Potatoes LooseSainsbury's£1.19/kg£1.199Sainsbury's Sweet Potato 1.25kgSainsbury's Sweet Potato 1.25kgSainsbury's£1.19/kg£1.4910NATURE'S PICK Sweet Potatoes 1 KGNATURE'S PICK Sweet Potatoes 1 KGAldi£1.19/kg£1.1911JUST ESSENTIALS by ASDA Sweet Potatoes 500gJUST ESSENTIALS by ASDA Sweet Potatoes 500gAsda£1.20/kg£0.6012ASDA Creamy & Flavoursome Sweet Potatoes 1kgASDA Creamy & Flavoursome Sweet Potatoes 1kgAsda£1.24/kg£1.2413Waitrose Sweet PotatoesWaitrose Sweet PotatoesWaitrose£1.25/kg£0.3714M&S Sweet Potatoes 1kgM&S Sweet Potatoes 1kgM&S£1.40/kg£1.4015Morrisons British Market Street Baking Sweet Potatoes Twin PackMorrisons British Market Street Baking Sweet Potatoes Twin PackMorrisons£1.85/each£1.8516Sainsbury's Love Your Veg! Quinoa, Sweet Potato & Lentil Bur...Sainsbury's Love Your Veg! Quinoa, Sweet Potato & Lentil Bur...Sainsbury's£2.86/kg£1.0017Sainsbury's Love Your Veg! Quinoa, Sweet Potato & Lentil Burgers 350gSainsbury's Love Your Veg! Quinoa, Sweet Potato & Lentil Burgers 350gSainsbury's£2.86/kg£1.0018Sainsbury's Sweet Potato Chunks 600gSainsbury's Sweet Potato Chunks 600gSainsbury's£3.00/kg£1.8019Morrisons Sweet Potato Chunks 500gMorrisons Sweet Potato Chunks 500gMorrisons£3.00/kg£1.5020Sainsbury's White Flesh Sweet Potato 750gSainsbury's White Flesh Sweet Potato 750gSainsbury's£3.13/kg£2.3521Sainsbury's Baking Sweet Potatoes x2Sainsbury's Baking Sweet Potatoes x2Sainsbury'sNectar £1.65£3.55/kg£1.9522Sainsbury's Sweet Potato, SO Organic 750gSainsbury's Sweet Potato, SO Organic 750gSainsbury's£3.60/kg£2.7023Waitrose Evangeline Sweet PotatoesWaitrose Evangeline Sweet PotatoesWaitrose£3.75/kg£2.2024Waitrose Sweet Potato EmpanadasWaitrose Sweet Potato EmpanadasWaitrose£3.75/each£3.75
See The Live Sweet Potato Comparison →

Cheapest Sweet Potato: FAQ

Where is the cheapest sweet potato in the UK?

Right now the best value sweet potato is NATURE'S PICK Sweet Potato 1 Each at Aldi, £0.69 (£0.69/each). SmartShelf ranks sweet potato by price per unit across 7 supermarkets, updated daily.

Which supermarket is cheapest for sweet potato?

We compare sweet potato across Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi and M&S. Today Aldi has the cheapest option, but the ranking updates every day as prices change.

How does SmartShelf compare sweet potato prices?

We list each product's price per unit (£/kg, £/litre or per item) so you compare like for like, and we show loyalty prices such as Clubcard and Nectar where available — free, with no sign-up.