Cheapest Sweet Potato in the UK

Prices updated 15 August 2026 · 69 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).

69Products 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.

#	Product	Store	Price	Per Unit
1	NATURE'S PICK Sweet Potato 1 Each	Aldi	£0.69	£0.69/each
2	Albert Bartlett Sweet Potatoes	Asda	£1.78	£0.89/each
3	M&S Sweet Potato Jackets 2 per pack	M&S	£2.25	£1.13/each
4	Tesco Sweet Potatoes 1Kg	Tesco	£1.19	£1.19/kg
5	Tesco Large Sweet Potatoes Loose Class 1	Tesco	£0.42	£1.19/kg
6	Sainsbury's Sweet Potato 1.25kg	Sainsbury's	£1.49	£1.19/kg
7	NATURE'S PICK Sweet Potatoes 1 KG	Aldi	£1.19	£1.19/kg
8	Morrisons Sweet Potatoes 1kg	Morrisons	£1.19	£1.19/kg
9	JUST ESSENTIALS by ASDA Sweet Potatoes 500g	Asda	£0.60	£1.20/kg
10	ASDA Creamy & Flavoursome Sweet Potatoes 1kg	Asda	£1.24	£1.24/kg
11	Waitrose Sweet Potatoes	Waitrose	£0.37	£1.25/kg
12	Sainsbury's Sweet Potatoes Loose	Sainsbury's	£1.30	£1.30/kg
13	M&S Sweet Potatoes 1kg	M&S	£1.40	£1.40/kg
14	Morrisons British Market Street Baking Sweet Potatoes Twin Pack	Morrisons	£1.85	£1.85/each
15	Sainsbury's Sweet Potato Chunks 600g	Sainsbury's	£1.80	£3.00/kg
16	Morrisons Sweet Potato Chunks 500g	Morrisons	£1.50	£3.00/kg
17	Sainsbury's White Flesh Sweet Potato 750g	Sainsbury's	£2.35	£3.13/kg
18	Waitrose Evangeline Sweet Potatoes	Waitrose	£2.10	£3.50/kg
19	Waitrose Red Velvet Sweet Potatoes	Waitrose	£2.10	£3.50/kg
20	Sainsbury's Baking Sweet Potatoes x2	Sainsbury's	£1.95	£3.55/kg
21	Sainsbury's Sweet Potato, SO Organic 750g	Sainsbury's	£2.70	£3.60/kg
22	Waitrose Sweet Potato Empanadas	Waitrose	£3.75	£3.75/each
23	Waitrose Puppy Grain Free Chicken & Sweet Potato	Waitrose	£7.65	£3.83/kg
24	M&S Organic Sweet Potatoes 700g	M&S	£2.70	£3.86/kg

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.