| 14 Products | Apr 2024 | Apr 2025 | Change |
| Sainsbury's Diced Onions Inspired to Cook (200g) | £0.80 | £0.80 | £0.00 No change |
| | £0.80 | £0.80 | £0.00 No change |
| | £1.10 | £1.00 | - £0.10 -9.1% decrease |
| | £1.10 | £1.00 | - £0.10 -9.1% decrease |
| M&S Brown Cooking Onions (1kg) | £1.25 | £0.88 | - £0.37 -29.6% decrease |
| | £1.25 | £0.88 | - £0.37 -29.6% decrease |
| | £0.95 | £0.99 | + £0.04 4.2% increase |
| | £0.95 | £0.99 | + £0.04 4.2% increase |
| Ocado Extra Large Brown Onions () | £1.30 | £1.55 | + £0.25 19.2% increase |
| | £1.30 | £1.55 | + £0.25 19.2% increase |
| | £1.30 | £1.10 | - £0.20 -15.4% decrease |
| | £1.30 | £1.10 | - £0.20 -15.4% decrease |
| DAYLESFORD ORGANIC Red Onions (500g) | £1.90 | £1.90 | £0.00 No change |
| | £1.90 | £1.90 | £0.00 No change |
| Ocado Organic Brown Onions (750g) | £1.40 | £1.60 | + £0.20 14.3% increase |
| | £1.40 | £1.60 | + £0.20 14.3% increase |
| M&S Organic Brown Onions (750g) | £1.70 | £1.70 | £0.00 No change |
| | £1.70 | £1.70 | £0.00 No change |
| Wholegood Organic Onions (1.5kg) | £3.60 | £3.80 | + £0.20 5.6% increase |
| | £3.60 | £3.80 | + £0.20 5.6% increase |
