| 13 Products | May 2023 | May 2024 | Change |
| M&M's Crunchy Peanut & Milk Chocolate Block Sharing Bar (165g) | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| M&M's Milk Chocolate Block Sharing Bar (165g) | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| M&M's Brownie Bites Milk Chocolate Pouch Bag Chocolate Bag (102g) | £1.58 | £1.80 | + £0.22 13.9% increase |
| | £1.58 | £1.80 | + £0.22 13.9% increase |
| M&M's Milk Chocolate Bites Pouch Bag (125g) | £1.35 | £1.65 | + £0.30 22.2% increase |
| | £1.35 | £1.65 | + £0.30 22.2% increase |
| M&M's Crunchy Caramel Chocolate Bar (165g) | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| M&M's Salted Caramel Milk Chocolate Bites Bag (102g) | £1.65 | £1.80 | + £0.15 9.1% increase |
| | £1.65 | £1.80 | + £0.15 9.1% increase |
| M&M's Crispy Milk Chocolate Bites Pouch Bag (107g) | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| M&M's & Friends Medium Selection Box (139g) | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| M&M's Hazelnut Pieces & Milk Chocolate Block Sharing Bar (165g) | £2.50 | £2.50 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| M&M's & Friends Chocolate Medium Christmas Selection Box (144g) | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
