| 14 Products | May 2025 | May 2026 | Change |
| Harry & Percy British Baking Potatoes () | £2.75 | £2.75 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 No change |
| M&S Maris Piper Potatoes (2.5kg) | £2.65 | £2.75 | + £0.10 3.8% increase |
| | £2.65 | £2.75 | + £0.10 3.8% increase |
| Albert Bartlett Buttergold Potatoes (2kg) | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| M&S Roast Potatoes (315g) | £2.95 | £2.95 | £0.00 No change |
| | £2.95 | £2.95 | £0.00 No change |
| M&S Parmentier Potatoes (400g) | £2.80 | £2.80 | £0.00 No change |
| | £2.80 | £2.80 | £0.00 No change |
| Albert Bartlett Original Rooster Potatoes (2kg) | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £1.10 | £1.10 | £0.00 No change |
| | £1.10 | £1.10 | £0.00 No change |
| Ocado British Maris Piper Potatoes (2.5kg) | £2.25 | £2.35 | + £0.10 4.4% increase |
| | £2.25 | £2.35 | + £0.10 4.4% increase |
| Aunt Bessie's Roast Potatoes (1.3kg) | £3.40 | £3.40 | £0.00 No change |
| | £3.40 | £3.40 | £0.00 No change |
| | £0.96 | £1.40 | + £0.44 45.8% increase |
| | £0.96 | £1.40 | + £0.44 45.8% increase |
