| 32 Products | Sep 2024 | Sep 2025 | Change |
| Kit Kat Nestle KitKat Chunky Milk Chocolate Bars Multipack (40g) | £1.63 | £1.84 | + £0.21 12.9% increase |
| | £1.68 | £1.64 | - £0.04 -2.4% decrease |
| | £1.43 | £2.00 | + £0.57 16.7% increase |
| | £1.57 | £1.95 | + £0.38 19.2% increase |
| | £1.50 | £2.25 | + £0.75 26.5% increase |
| | £1.50 | £1.50 | £0.00 21.4% increase |
| | £1.35 | £1.35 | £0.00 17.9% increase |
| | £1.80 | £2.35 | + £0.55 20% increase |
| | £1.00 | £1.00 | £0.00 18.9% increase |
| | £1.65 | £1.95 | + £0.30 18.7% increase |
| | £2.79 | £2.45 | - £0.34 12.9% decrease |
| Kit Kat 2 Finger Milk Chocolate Biscuit Bars Multipack () | £3.15 | £3.19 | + £0.04 1.3% increase |
| | £2.70 | £2.74 | + £0.04 1.5% increase |
| | £2.50 | £2.75 | + £0.25 5.8% increase |
| | £2.75 | £2.85 | + £0.10 4.9% increase |
| | £2.65 | £2.85 | + £0.20 5.7% increase |
| | £3.40 | £3.50 | + £0.10 5% increase |
| | £2.85 | £2.85 | £0.00 3.9% increase |
| | £3.50 | £3.50 | £0.00 3.4% increase |
| | £2.68 | £2.35 | - £0.33 1.4% decrease |
| | £2.49 | £2.49 | £0.00 1.4% increase |
| | £5.99 | £5.99 | £0.00 1.3% increase |
| Kit Kat KitKat Milk Chocolate Bar Multipack 4 Finger (41.5g) | £1.84 | £1.94 | + £0.10 5.4% increase |
| | £1.68 | £1.64 | - £0.04 -2.4% decrease |
| | £1.43 | £2.00 | + £0.57 16.7% increase |
| | £1.57 | £1.95 | + £0.38 19.2% increase |
| | £1.50 | £2.25 | + £0.75 26.5% increase |
| | £1.50 | £1.65 | + £0.15 23.4% increase |
| | £1.25 | £1.25 | £0.00 20.1% increase |
| | £1.80 | £2.35 | + £0.55 22.2% increase |
| | £1.85 | £1.85 | £0.00 19.1% increase |
| | £1.85 | £1.95 | + £0.10 17.5% increase |
| | £3.99 | £2.52 | - £1.47 5.4% decrease |
| Kit Kat Milk Chocolate Biscuit Bar Multipack (186.3g) | £2.16 | £2.21 | + £0.05 2.3% increase |
| | £1.88 | £2.18 | + £0.30 16% increase |
| | £2.20 | £2.25 | + £0.05 8.8% increase |
| | £1.00 | £1.00 | £0.00 7.1% increase |
| | £2.00 | £2.00 | £0.00 5.1% increase |
| | £2.20 | £2.60 | + £0.40 8.1% increase |
| | £1.75 | £1.75 | £0.00 6.5% increase |
| | £2.03 | £1.40 | - £0.63 0.5% decrease |
| | £1.85 | £2.20 | + £0.35 3.2% increase |
| | £4.49 | £4.49 | £0.00 2.3% increase |
| Kit Kat KitKat 2 Finger Orange Chocolate Biscuit Bar Multipack () | £2.17 | £2.17 | £0.00 No change |
| | £1.88 | £2.18 | + £0.30 16% increase |
| | £2.20 | £2.25 | + £0.05 8.8% increase |
| | £1.00 | £1.00 | £0.00 7.1% increase |
| | £2.00 | £2.00 | £0.00 5.1% increase |
| | £2.20 | £2.20 | £0.00 3.8% increase |
| | £1.95 | £1.95 | £0.00 3.2% increase |
| | £2.03 | £1.40 | - £0.63 -2.1% decrease |
| | £1.85 | £2.20 | + £0.35 0.5% increase |
| | £4.39 | £4.39 | £0.00 No change |
| Kit Kat Dark Chocolate 2 Finger Biscuit Bars Multipack 9x20.7 () | £2.02 | £2.04 | + £0.02 1% increase |
| | £1.88 | £2.18 | + £0.30 16% increase |
| | £2.20 | £2.20 | £0.00 7.4% increase |
| | £1.00 | £1.00 | £0.00 5.9% increase |
| | £2.00 | £2.20 | + £0.20 7.3% increase |
| | £2.20 | £2.20 | £0.00 5.4% increase |
| | £1.50 | £1.50 | £0.00 4.4% increase |
| | £2.03 | £1.40 | - £0.63 -1.1% decrease |
| | £1.85 | £2.20 | + £0.35 1.6% increase |
| | £3.50 | £3.50 | £0.00 1% increase |
| Kit Kat Dark Mint Chocolate Biscuit Bar Multipack (186.3g) | £2.06 | £2.01 | - £0.05 -2.4% decrease |
| | £1.69 | £1.13 | - £0.56 -33.1% decrease |
| | £2.20 | £2.25 | + £0.05 -13.3% increase |
| | £2.00 | £2.20 | + £0.20 -5.1% increase |
| | £2.00 | £2.20 | + £0.20 -1% increase |
| | £1.25 | £1.25 | £0.00 -1.1% increase |
| | £1.00 | £1.00 | £0.00 -1.2% increase |
| | £2.03 | £1.40 | - £0.63 -6.3% decrease |
| | £1.85 | £2.20 | + £0.35 -2.9% increase |
| | £4.49 | £4.49 | £0.00 -2.4% increase |
| Kit Kat Bites Milk Chocolate Sharing Bag (90g) | £2.65 | £2.65 | £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 |
| | £11.50 | £11.50 | £0.00 No change |
| 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 KitKat Chunky Milk Chocolate (40g) | £3.21 | £3.21 | £0.00 No change |
| | £0.65 | £0.65 | £0.00 No change |
| | £0.75 | £0.75 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| | £0.60 | £0.60 | £0.00 No change |
| | £0.75 | £0.75 | £0.00 No change |
| | £18.05 | £18.05 | £0.00 No change |
