| 21 Products | May 2024 | May 2025 | Change |
| Mars Caramel Nougat & Milk Chocolate Snack Bars Multipack (39.4g) | £2.00 | £1.94 | - £0.06 -3% decrease |
| | £1.65 | £1.65 | £0.00 No change |
| | £1.65 | £1.65 | £0.00 No change |
| | £1.75 | £1.69 | - £0.06 -1.2% decrease |
| | £1.75 | £1.75 | £0.00 -0.6% increase |
| | £2.10 | £1.75 | - £0.35 -4.5% decrease |
| | £1.65 | £1.65 | £0.00 -4% increase |
| | £1.65 | £1.65 | £0.00 -3.4% increase |
| | £2.00 | £1.75 | - £0.25 -5.1% decrease |
| | £1.65 | £1.65 | £0.00 -4% increase |
| | £1.69 | £1.69 | £0.00 -3.4% increase |
| | £4.49 | £4.49 | £0.00 -3% increase |
| Mars Fruit & Nut Milk Chocolate Snack Bars Multipack (128g) | £2.67 | £2.70 | + £0.03 1.1% increase |
| | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| | £1.88 | £2.10 | + £0.22 2.2% increase |
| | £8.99 | £8.99 | £0.00 1.1% increase |
| | £1.50 | £1.50 | £0.00 1.1% increase |
| Mars Chocolate Caramel Ice Cream Bars (51ml) | £2.74 | £2.64 | - £0.10 -3.6% decrease |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.90 | £2.90 | £0.00 No change |
| | £2.75 | £2.00 | - £0.75 -3.6% decrease |
| Mars Snickers Creamy Peanut Butter & Milk Chocolate Snack Bars Multipack (182g) | £2.65 | £2.65 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 No change |
| | £2.80 | £2.80 | £0.00 No change |
| | £2.75 | £2.75 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| Mars Galaxy Chocolate Chunk Cookies (180g) | £1.94 | £2.07 | + £0.13 6.7% increase |
| | £1.75 | £1.75 | £0.00 No change |
| | £2.00 | £2.35 | + £0.35 9% increase |
| | £2.00 | £2.00 | £0.00 5.7% increase |
| | £2.00 | £2.00 | £0.00 4.6% increase |
| | £2.00 | £2.00 | £0.00 3.6% increase |
| | £2.10 | £2.10 | £0.00 2.5% increase |
| | £1.75 | £2.30 | + £0.55 6.7% increase |
| Mars Chocolate Low Calorie Snack Bars Multipack (21g) | £2.27 | £2.27 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.80 | £2.80 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.80 | £2.80 | £0.00 No change |
| Mars Bounty Cookies (180g) | £1.34 | £1.34 | £0.00 No change |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £0.50 | £0.50 | £0.00 No change |
| | £2.10 | £2.10 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| Mars Chocolate Flavoured Milk Drink No Added Sugar (400ml) | £1.35 | £1.40 | + £0.05 3.7% increase |
| | £1.25 | £1.26 | + £0.01 0.8% increase |
| | £1.50 | £1.50 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 0.8% increase |
| | £1.38 | £1.60 | + £0.22 3.7% increase |
| Mars M&M Double Chocolate Cookies (180g) | £1.27 | £1.27 | £0.00 No change |
| | £1.75 | £1.75 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £1.32 | £1.32 | £0.00 No change |
| Mars Chocolate Bars Multipack (39.4g) | £0.95 | £0.95 | £0.00 No change |
| | £0.94 | £0.94 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £0.92 | £0.92 | £0.00 No change |
