| 29 Products | Mar 2025 | Mar 2026 | Change |
| Kit Kat Nestle KitKat Chunky Milk Chocolate Bars Multipack (40g) | £1.46 | £1.84 | + £0.38 26% increase |
| | £1.34 | £1.75 | + £0.41 30.6% increase |
| | £1.50 | £2.25 | + £0.75 40.8% increase |
| | £1.50 | £1.95 | + £0.45 36.6% increase |
| | £1.50 | £1.75 | + £0.25 32.2% increase |
| | £1.50 | £2.20 | + £0.70 34.7% increase |
| | £1.35 | £1.35 | £0.00 29.7% increase |
| | £2.00 | £2.35 | + £0.35 26.8% increase |
| | £1.00 | £1.00 | £0.00 25.3% increase |
| | £1.45 | £1.95 | + £0.50 26% increase |
| Kit Kat 2 Finger Milk Chocolate Biscuit Bars Multipack () | £2.74 | £2.88 | + £0.14 5.1% increase |
| | £2.02 | £2.74 | + £0.72 35.6% increase |
| | £3.50 | £2.75 | - £0.75 -0.4% decrease |
| | £2.85 | £2.85 | £0.00 -0.4% increase |
| | £2.85 | £2.85 | £0.00 -0.4% increase |
| | £2.93 | £3.50 | + £0.57 3.9% increase |
| | £2.85 | £2.85 | £0.00 3.2% increase |
| | £2.85 | £3.50 | + £0.65 6% increase |
| | £2.35 | £2.35 | £0.00 5% increase |
| | £2.49 | £2.49 | £0.00 5.1% increase |
| Kit Kat KitKat Milk Chocolate Bar Multipack 4 Finger (41.5g) | £1.54 | £1.92 | + £0.38 24.7% increase |
| | £1.65 | £1.75 | + £0.10 6.1% increase |
| | £1.50 | £2.25 | + £0.75 26.6% increase |
| | £1.50 | £1.95 | + £0.45 27.7% increase |
| | £1.50 | £1.75 | + £0.25 25.3% increase |
| | £1.50 | £2.20 | + £0.70 29.4% increase |
| | £1.25 | £1.25 | £0.00 25.7% increase |
| | £2.00 | £2.35 | + £0.35 23.7% increase |
| | £1.50 | £1.85 | + £0.35 23.9% increase |
| | £1.45 | £1.95 | + £0.50 24.7% increase |
| Kit Kat Milk Chocolate Biscuit Bar Multipack (20.7g) | £1.95 | £1.87 | - £0.08 -4.1% decrease |
| | £1.94 | £2.18 | + £0.24 12.4% increase |
| | £2.20 | £2.25 | + £0.05 7.2% increase |
| | £1.00 | £1.00 | £0.00 5.8% increase |
| | £2.00 | £2.00 | £0.00 3.9% increase |
| | £2.60 | £2.20 | - £0.40 -1% decrease |
| | £1.75 | £1.75 | £0.00 -1% increase |
| | £2.25 | £1.40 | - £0.85 -6.6% decrease |
| | £1.85 | £2.20 | + £0.35 -4.1% increase |
| Kit Kat KitKat 2 Finger Orange Chocolate Biscuit Bar Multipack () | £1.92 | £1.93 | + £0.01 0.5% increase |
| | £1.94 | £2.18 | + £0.24 12.4% increase |
| | £2.20 | £2.50 | + £0.30 13% increase |
| | £1.00 | £1.00 | £0.00 10.5% increase |
| | £2.00 | £2.00 | £0.00 7.3% increase |
| | £2.20 | £2.20 | £0.00 5.9% increase |
| | £1.95 | £1.95 | £0.00 4.8% increase |
| | £2.25 | £1.40 | - £0.85 -2.1% decrease |
| | £1.85 | £2.20 | + £0.35 0.5% increase |
| Kit Kat Dark Chocolate 2 Finger Biscuit Bars Multipack 9x20.7 () | £1.87 | £1.92 | + £0.05 2.7% increase |
| | £1.94 | £2.18 | + £0.24 12.4% increase |
| | £2.20 | £2.25 | + £0.05 7.2% increase |
| | £1.00 | £1.00 | £0.00 5.8% increase |
| | £2.00 | £2.20 | + £0.20 6.7% increase |
| | £2.20 | £2.60 | + £0.40 9.6% increase |
| | £1.50 | £1.50 | £0.00 8.3% increase |
| | £2.25 | £1.40 | - £0.85 0.5% decrease |
| | £1.85 | £2.20 | + £0.35 2.7% increase |
| Kit Kat Dark Mint Chocolate Biscuit Bar Multipack () | £1.74 | £1.70 | - £0.04 -2.3% decrease |
| | £1.13 | £1.13 | £0.00 No change |
| | £2.20 | £2.25 | + £0.05 1.2% increase |
| | £2.20 | £2.20 | £0.00 1.1% increase |
| | £2.00 | £2.20 | + £0.20 3.7% increase |
| | £1.25 | £1.25 | £0.00 2.8% increase |
| | £1.00 | £1.00 | £0.00 2.5% increase |
| | £2.25 | £1.40 | - £0.85 -5.2% decrease |
| | £1.85 | £2.20 | + £0.35 -2.3% 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 Chunky White Chocolate Bars Multipack (40g) | £1.52 | £1.93 | + £0.41 27% increase |
| | £1.65 | £1.75 | + £0.10 6.1% increase |
| | £1.50 | £2.25 | + £0.75 26.6% increase |
| | £1.50 | £1.95 | + £0.45 27.7% increase |
| | £1.50 | £1.75 | + £0.25 25.3% increase |
| | £1.45 | £1.95 | + £0.50 27% increase |
