| 29 Products | Oct 2025 | Oct 2026 | Change |
| Kit Kat Nestle KitKat Chunky Milk Chocolate Bars Multipack (40g) | £2.05 | £1.77 | - £0.28 -13.7% decrease |
| | £1.81 | £1.50 | - £0.31 -17.1% decrease |
| | £2.00 | £2.25 | + £0.25 -1.6% increase |
| | £1.65 | £2.00 | + £0.35 5.5% increase |
| | £1.98 | £1.50 | - £0.48 -2.7% decrease |
| | £1.50 | £2.90 | + £1.40 13.4% increase |
| | £1.35 | £1.35 | £0.00 11.6% increase |
| | £5.21 | £1.50 | - £3.71 -15.8% decrease |
| | £1.00 | £1.00 | £0.00 -15% increase |
| | £1.95 | £1.95 | £0.00 -13.7% increase |
| Kit Kat KitKat Milk Chocolate Bar Multipack 4 Finger (41.5g) | £1.97 | £1.93 | - £0.04 -2% decrease |
| | £1.81 | £1.50 | - £0.31 -17.1% decrease |
| | £2.00 | £2.25 | + £0.25 -1.6% increase |
| | £1.65 | £2.00 | + £0.35 5.5% increase |
| | £2.12 | £1.50 | - £0.62 -4.7% decrease |
| | £1.65 | £2.90 | + £1.25 9.7% increase |
| | £1.25 | £1.25 | £0.00 8.6% increase |
| | £3.46 | £2.35 | - £1.11 -1.5% decrease |
| | £1.85 | £1.65 | - £0.20 -2% decrease |
| | £1.95 | £1.95 | £0.00 -2% increase |
| Kit Kat Milk Chocolate Biscuit Bar Multipack (186.3g) | £1.92 | £1.90 | - £0.02 -1% decrease |
| | £2.18 | £2.18 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.60 | £2.45 | - £0.15 -1.5% decrease |
| | £1.75 | £1.75 | £0.00 -1% increase |
| | £1.40 | £1.40 | £0.00 -1.1% increase |
| | £2.20 | £2.20 | £0.00 -1% increase |
| Kit Kat Dark Chocolate 2 Finger Biscuit Bars Multipack 9x20.7 () | £1.87 | £1.92 | + £0.05 2.7% increase |
| | £2.18 | £2.18 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £1.00 | £1.00 | £0.00 No change |
| | £2.20 | £2.20 | £0.00 No change |
| | £2.20 | £2.60 | + £0.40 4.1% increase |
| | £1.50 | £1.50 | £0.00 3.7% increase |
| | £1.40 | £1.40 | £0.00 3.3% increase |
| | £2.20 | £2.20 | £0.00 2.7% increase |
| Kit Kat Dark Mint Chocolate Biscuit Bar Multipack () | £1.64 | £1.70 | + £0.06 3.7% increase |
| | £1.13 | £1.13 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.20 | £2.20 | £0.00 No change |
| | £1.65 | £2.20 | + £0.55 7.7% increase |
| | £1.25 | £1.25 | £0.00 6.5% increase |
| | £1.00 | £1.00 | £0.00 5.7% increase |
| | £1.40 | £1.40 | £0.00 5.2% increase |
| | £2.20 | £2.20 | £0.00 3.7% increase |
| Kit Kat Vanilla & Chocolate Ice Cream Cones (110ml) | £3.37 | £3.37 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.00 | £3.00 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.60 | £3.60 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| | £4.00 | £4.00 | £0.00 No change |
| Kit Kat Bites Milk Chocolate Sharing Bag (90g) | £1.39 | £1.39 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.35 | £1.35 | £0.00 No change |
| | £1.60 | £1.60 | £0.00 No change |
| Kit Kat KitKat Fairtrade 4 Finger Milk Chocolate Bar X (41.5g) | £3.08 | £3.00 | - £0.08 -2.6% decrease |
| | £3.00 | £3.50 | + £0.50 16.7% increase |
| | £3.50 | £2.98 | - £0.52 -0.3% decrease |
| | £3.54 | £3.50 | - £0.04 -0.6% decrease |
| | £3.20 | £2.75 | - £0.45 -3.9% decrease |
| | £2.75 | £2.75 | £0.00 -3.1% increase |
| | £2.49 | £2.49 | £0.00 -2.6% increase |
| Kit Kat Chunky White Chocolate Bars Multipack (40g) | £1.88 | £1.93 | + £0.05 2.7% increase |
| | £1.81 | £1.97 | + £0.16 8.8% increase |
| | £2.00 | £2.25 | + £0.25 10.5% increase |
| | £1.65 | £2.00 | + £0.35 13.7% increase |
| | £1.97 | £1.50 | - £0.47 3.8% decrease |
| | £1.95 | £1.95 | £0.00 2.7% increase |
| Kit Kat Chunky Milk Chocolate Bar Multipack (288g) | £3.42 | £3.30 | - £0.12 -3.5% decrease |
| | £3.50 | £3.50 | £0.00 No change |
| | £3.50 | £2.98 | - £0.52 -7.4% decrease |
| | £3.61 | £3.50 | - £0.11 -5.9% decrease |
| | £3.00 | £3.00 | £0.00 -4.4% increase |
| | £3.50 | £3.50 | £0.00 -3.5% increase |
