| 29 Products | Jan 2025 | Jan 2026 | Change |
| Kit Kat Nestle KitKat Chunky Milk Chocolate Bars Multipack (40g) | £1.48 | £1.87 | + £0.39 26.4% increase |
| | £1.50 | £1.98 | + £0.48 32% increase |
| | £1.50 | £2.25 | + £0.75 41.3% increase |
| | £1.50 | £1.95 | + £0.45 37.3% increase |
| | £1.50 | £2.25 | + £0.75 40.7% increase |
| | £1.50 | £1.75 | + £0.25 36% increase |
| | £1.35 | £1.35 | £0.00 29.7% increase |
| | £2.00 | £2.35 | + £0.35 27.7% increase |
| | £1.00 | £1.00 | £0.00 25.7% increase |
| | £1.50 | £1.95 | + £0.45 26.4% increase |
| Kit Kat 2 Finger Milk Chocolate Biscuit Bars Multipack (289.8g) | £2.91 | £2.88 | - £0.03 -1% decrease |
| | £2.60 | £2.74 | + £0.14 5.4% increase |
| | £3.50 | £2.75 | - £0.75 -9.8% decrease |
| | £2.85 | £2.85 | £0.00 -6.7% increase |
| | £2.85 | £2.85 | £0.00 -5.1% increase |
| | £3.50 | £3.50 | £0.00 -3.9% increase |
| | £2.68 | £2.85 | + £0.17 -2.7% increase |
| | £2.85 | £3.50 | + £0.65 1% increase |
| | £2.85 | £2.35 | - £0.50 -1.4% decrease |
| | £2.49 | £2.49 | £0.00 -1% increase |
| Kit Kat KitKat Milk Chocolate Bar Multipack 4 Finger (41.5g) | £1.60 | £2.00 | + £0.40 25% increase |
| | £1.50 | £1.98 | + £0.48 32% increase |
| | £1.50 | £2.25 | + £0.75 41.3% increase |
| | £1.50 | £1.95 | + £0.45 37.3% increase |
| | £1.50 | £2.25 | + £0.75 40.7% increase |
| | £1.77 | £2.20 | + £0.43 37.4% increase |
| | £1.25 | £1.25 | £0.00 32% increase |
| | £2.00 | £2.35 | + £0.35 29.3% increase |
| | £1.50 | £1.85 | + £0.35 28% increase |
| | £1.85 | £1.95 | + £0.10 25% increase |
| Kit Kat Milk Chocolate Biscuit Bar Multipack (186.3g) | £1.90 | £1.87 | - £0.03 -1.6% decrease |
| | £1.95 | £2.18 | + £0.23 11.8% increase |
| | £2.20 | £2.25 | + £0.05 6.7% increase |
| | £1.00 | £1.00 | £0.00 5.2% increase |
| | £2.00 | £2.00 | £0.00 3.9% increase |
| | £2.13 | £2.20 | + £0.07 3.8% increase |
| | £1.75 | £1.75 | £0.00 3.3% increase |
| | £1.95 | £1.40 | - £0.55 -1.1% decrease |
| | £2.20 | £2.20 | £0.00 -1.6% increase |
| Kit Kat KitKat 2 Finger Orange Chocolate Biscuit Bar Multipack () | £1.93 | £1.93 | £0.00 No change |
| | £1.95 | £2.18 | + £0.23 11.8% increase |
| | £2.20 | £2.50 | + £0.30 12.5% increase |
| | £1.00 | £1.00 | £0.00 9.9% 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 |
| | £1.95 | £1.40 | - £0.55 0% decrease |
| | £2.20 | £2.20 | £0.00 No change |
| Kit Kat Dark Chocolate 2 Finger Biscuit Bars Multipack 9x20.7 () | £1.88 | £1.92 | + £0.04 2.1% increase |
| | £1.95 | £2.18 | + £0.23 11.8% increase |
| | £2.20 | £2.25 | + £0.05 6.7% increase |
| | £1.00 | £1.00 | £0.00 5.2% 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 |
| | £1.95 | £1.40 | - £0.55 2.7% decrease |
| | £2.20 | £2.20 | £0.00 2.1% 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 |
| | £1.95 | £1.40 | - £0.55 -3% decrease |
| | £2.20 | £2.20 | £0.00 -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) | £1.57 | £2.08 | + £0.51 32.5% increase |
| | £1.50 | £1.98 | + £0.48 32% increase |
| | £1.50 | £2.25 | + £0.75 41.3% increase |
| | £1.50 | £1.95 | + £0.45 37.3% increase |
| | £1.50 | £2.25 | + £0.75 40.7% increase |
| | £1.85 | £1.95 | + £0.10 32.5% increase |
