| 8 Products | Sep 2025 | Sep 2026 | Change |
| Albert Bartlett Original Rooster Potatoes (2kg) | £2.55 | £2.65 | + £0.10 3.9% increase |
| | £2.55 | £2.65 | + £0.10 3.9% increase |
| Waitrose Ltd Waitrose British Baby Potatoes (200g) | £1.20 | £1.20 | £0.00 No change |
| | £1.20 | £1.20 | £0.00 No change |
| Waitrose Ltd Waitrose British Extra Large Potatoes () | £1.15 | £1.15 | £0.00 No change |
| | £1.15 | £1.15 | £0.00 No change |
| Waitrose Ltd Waitrose British Miniature Potatoes (500g) | £2.00 | £2.05 | + £0.05 2.5% increase |
| | £2.00 | £2.05 | + £0.05 2.5% increase |
| Waitrose Ltd Waitrose Roast Potatoes (450g) | £3.50 | £3.50 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| Aunt Bessie's Roast Potatoes (720g) | £1.95 | £1.95 | £0.00 No change |
| | £1.95 | £1.95 | £0.00 No change |
| Waitrose Ltd Waitrose Parmentier Potatoes (400g) | £2.40 | £1.80 | - £0.60 -25% decrease |
| | £2.40 | £1.80 | - £0.60 -25% decrease |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
