| 10 Products | Jul 2025 | Jul 2026 | Change |
| Albert Bartlett Buttergold Potatoes () | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| Sainsbury's Bombay Potatoes (392g) | £2.40 | £2.40 | £0.00 No change |
| | £2.40 | £2.40 | £0.00 No change |
| Albert Bartlett Original Rooster Potatoes (2kg) | £2.23 | £1.99 | - £0.24 -10.8% decrease |
| | £2.23 | £1.99 | - £0.24 -10.8% decrease |
| Sainsbury's Maris Piper Potatoes (2kg) | £1.80 | £1.80 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| Aunt Bessie's Roast Potatoes (1.3kg) | £4.40 | £4.40 | £0.00 No change |
| | £4.40 | £4.40 | £0.00 No change |
| Schwartz Authentic Bombay Potatoes () | £0.70 | £0.70 | £0.00 No change |
| | £0.70 | £0.70 | £0.00 No change |
| Sainsbury's|Taste the Difference Sainsbury's White Vivaldi Potatoes Taste the Difference (2kg) | £1.90 | £2.40 | + £0.50 26.3% increase |
| | £1.90 | £2.40 | + £0.50 26.3% increase |
| Sainsbury's Roast Potatoes (900g) | £1.50 | £1.50 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| Aunt Bessie's Roast Potatoes (720g) | £2.40 | £2.40 | £0.00 No change |
| | £2.40 | £2.40 | £0.00 No change |
| Sainsbury's Roast Potatoes (400g) | £2.20 | £2.30 | + £0.10 4.5% increase |
| | £2.20 | £2.30 | + £0.10 4.5% increase |
