| 29 Products | Aug 2025 | Aug 2026 | Change |
| Kit Kat Nestle KitKat Chunky Milk Chocolate Bars Multipack (40g) | £1.72 | £1.86 | + £0.14 8.1% increase |
| | £1.64 | £1.97 | + £0.33 20.1% increase |
| | £1.65 | £2.25 | + £0.60 27.9% increase |
| | £2.25 | £2.00 | - £0.25 11.9% decrease |
| | £2.25 | £2.25 | £0.00 8.7% increase |
| | £1.50 | £2.20 | + £0.70 14.5% increase |
| | £1.35 | £1.35 | £0.00 13% increase |
| | £1.75 | £1.75 | £0.00 11.3% increase |
| | £1.00 | £1.00 | £0.00 10.8% increase |
| | £2.05 | £1.95 | - £0.10 8.1% decrease |
| Kit Kat 2 Finger Milk Chocolate Biscuit Bars Multipack () | £2.88 | £2.88 | £0.00 No change |
| | £2.74 | £2.74 | £0.00 No change |
| | £2.80 | £2.75 | - £0.05 -0.7% decrease |
| | £2.85 | £2.85 | £0.00 -0.7% increase |
| | £2.85 | £2.85 | £0.00 -0.4% increase |
| | £3.50 | £3.50 | £0.00 -0.3% increase |
| | £2.85 | £2.85 | £0.00 -0.3% increase |
| | £3.50 | £3.50 | £0.00 No change |
| | £2.35 | £2.35 | £0.00 -0.3% increase |
| | £2.49 | £2.49 | £0.00 No change |
| Kit Kat KitKat Milk Chocolate Bar Multipack 4 Finger (41.5g) | £1.82 | £1.81 | - £0.01 -0.5% decrease |
| | £1.64 | £1.50 | - £0.14 -8.5% decrease |
| | £1.65 | £2.25 | + £0.60 13.9% increase |
| | £2.25 | £2.00 | - £0.25 3.8% decrease |
| | £2.25 | £2.25 | £0.00 2.6% increase |
| | £1.65 | £1.65 | £0.00 2.1% increase |
| | £1.25 | £1.25 | £0.00 2.2% increase |
| | £1.75 | £1.75 | £0.00 1.7% increase |
| | £1.85 | £1.65 | - £0.20 0% decrease |
| | £2.05 | £1.95 | - £0.10 -0.5% decrease |
| Kit Kat Milk Chocolate Biscuit Bar Multipack (20.7g) | £1.92 | £1.87 | - £0.05 -2.6% decrease |
| | £2.18 | £2.18 | £0.00 No change |
| | £2.20 | £2.25 | + £0.05 1.4% increase |
| | £1.00 | £1.00 | £0.00 1.1% increase |
| | £2.00 | £2.00 | £0.00 0.5% increase |
| | £2.60 | £2.20 | - £0.40 -3.5% decrease |
| | £1.75 | £1.75 | £0.00 -3.1% increase |
| | £1.40 | £1.40 | £0.00 -2.7% increase |
| | £2.20 | £2.20 | £0.00 -2.6% increase |
| Kit Kat KitKat 2 Finger Orange Chocolate Biscuit Bar Multipack () | £1.88 | £1.93 | + £0.05 2.7% increase |
| | £2.18 | £2.18 | £0.00 No change |
| | £2.08 | £2.50 | + £0.42 9.9% increase |
| | £1.00 | £1.00 | £0.00 8% increase |
| | £2.00 | £2.00 | £0.00 5.5% increase |
| | £2.20 | £2.20 | £0.00 4.8% increase |
| | £1.95 | £1.95 | £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 Chocolate 2 Finger Biscuit Bars Multipack 9x20.7 () | £1.86 | £1.92 | + £0.06 3.2% increase |
| | £2.18 | £2.18 | £0.00 No change |
| | £2.20 | £2.25 | + £0.05 1.4% increase |
| | £1.00 | £1.00 | £0.00 1.1% increase |
| | £2.20 | £2.20 | £0.00 0.5% increase |
| | £2.20 | £2.60 | + £0.40 4.6% increase |
| | £1.50 | £1.50 | £0.00 4.3% increase |
| | £1.40 | £1.40 | £0.00 3.9% increase |
| | £2.20 | £2.20 | £0.00 3.2% increase |
| Kit Kat Dark Mint Chocolate Biscuit Bar Multipack () | £1.70 | £1.70 | £0.00 No change |
| | £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 |
| | £2.20 | £2.20 | £0.00 1% increase |
| | £1.25 | £1.25 | £0.00 0.6% increase |
| | £1.00 | £1.00 | £0.00 0.6% increase |
| | £1.40 | £1.40 | £0.00 No change |
| | £2.20 | £2.20 | £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 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) | £1.97 | £2.08 | + £0.11 5.6% increase |
| | £1.64 | £1.97 | + £0.33 20.1% increase |
| | £1.65 | £2.25 | + £0.60 27.9% increase |
| | £2.25 | £2.00 | - £0.25 11.9% decrease |
| | £2.25 | £2.25 | £0.00 8.7% increase |
| | £2.05 | £1.95 | - £0.10 5.6% decrease |
