| 54 Products | Jan 2025 | Jan 2026 | Change |
| Hartley's 10 Cal Strawberry Jelly Pot (175g) | £0.83 | £0.86 | + £0.03 3.6% increase |
| | £0.68 | £0.84 | + £0.16 23.5% increase |
| | £0.55 | £0.42 | - £0.13 1.6% decrease |
| | £0.85 | £0.90 | + £0.05 4.3% increase |
| | £0.89 | £0.89 | £0.00 2.7% increase |
| | £0.85 | £1.00 | + £0.15 6.6% increase |
| | £0.85 | £0.90 | + £0.05 6.4% increase |
| | £0.88 | £0.90 | + £0.02 6.3% increase |
| | £1.05 | £1.05 | £0.00 3.6% increase |
| Hartley's Orange Jelly (135g) | £1.01 | £1.13 | + £0.12 11.9% increase |
| | £1.00 | £1.15 | + £0.15 15% increase |
| | £0.95 | £1.18 | + £0.23 19.4% increase |
| | £0.95 | £1.15 | + £0.20 19.6% increase |
| | £0.95 | £0.95 | £0.00 15.6% increase |
| | £1.00 | £1.25 | + £0.25 17.5% increase |
| | £1.20 | £1.20 | £0.00 13.9% increase |
| | £1.00 | £1.15 | + £0.15 13.9% increase |
| | £1.00 | £1.00 | £0.00 11.9% increase |
| Hartley's 10 Cal Raspberry Jelly Pot (175g) | £0.83 | £0.86 | + £0.03 3.6% increase |
| | £0.55 | £0.42 | - £0.13 -23.6% decrease |
| | £0.68 | £0.84 | + £0.16 1.6% increase |
| | £0.85 | £0.90 | + £0.05 4.3% increase |
| | £0.89 | £0.89 | £0.00 2.7% increase |
| | £0.85 | £1.00 | + £0.15 6.6% increase |
| | £0.85 | £0.85 | £0.00 5.1% increase |
| | £0.88 | £0.90 | + £0.02 5.1% increase |
| | £1.05 | £1.05 | £0.00 3.6% increase |
| Hartley's Raspberry Flavour Jelly (135g) | £1.01 | £1.11 | + £0.10 9.9% increase |
| | £0.95 | £1.18 | + £0.23 24.2% increase |
| | £1.00 | £1.15 | + £0.15 19.4% increase |
| | £0.95 | £1.15 | + £0.20 19.6% increase |
| | £1.00 | £1.25 | + £0.25 20.4% increase |
| | £1.20 | £1.20 | £0.00 16.7% increase |
| | £1.00 | £1.00 | £0.00 13.7% increase |
| | £1.00 | £1.00 | £0.00 11.9% increase |
| | £0.95 | £0.95 | £0.00 9.9% increase |
| Hartley's Blackcurrant Jelly Pot (125g) | £0.63 | £0.74 | + £0.11 17.5% increase |
| | £0.80 | £0.80 | £0.00 No change |
| | £0.45 | £0.78 | + £0.33 25.4% increase |
| | £0.65 | £0.80 | + £0.15 25.4% increase |
| | £0.65 | £0.80 | + £0.15 25% increase |
| | £0.65 | £0.80 | + £0.15 25% increase |
| | £0.70 | £0.70 | £0.00 20% increase |
| | £0.50 | £0.50 | £0.00 17.5% increase |
| Hartley's Raspberry Jelly Pot Multipack (175g) | £3.35 | £3.43 | + £0.08 2.4% increase |
| | £4.49 | £4.49 | £0.00 No change |
| | £3.50 | £3.50 | £0.00 No change |
| | £2.99 | £2.99 | £0.00 No change |
| | £4.50 | £4.50 | £0.00 No change |
| | £3.00 | £3.50 | + £0.50 2.7% increase |
| | £3.50 | £3.50 | £0.00 2.5% increase |
| | £1.50 | £1.50 | £0.00 2.4% increase |
| Hartley's Sugar Free Strawberry Jelly Crystals (23g) | £1.22 | £1.27 | + £0.05 4.1% increase |
| | £1.20 | £1.30 | + £0.10 8.3% increase |
| | £1.10 | £1.20 | + £0.10 8.7% increase |
| | £1.20 | £1.30 | + £0.10 8.5% increase |
| | £1.20 | £1.22 | + £0.02 6.8% increase |
| | £1.30 | £1.30 | £0.00 5% increase |
| | £1.25 | £1.25 | £0.00 4.1% increase |
| | £1.30 | £1.30 | £0.00 4.1% increase |
| Hartley's No Added Sugar Strawberry Jelly Pot Multipack (115g) | £2.31 | £2.31 | £0.00 No change |
| | £2.50 | £2.50 | £0.00 No change |
| | £1.99 | £1.99 | £0.00 No change |
| | £2.95 | £2.95 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| | £2.00 | £2.00 | £0.00 No change |
| | £2.25 | £2.25 | £0.00 No change |
| Hartley's 10 Cal Strawberry Jelly Pot Multipack (175g) | £3.30 | £3.36 | + £0.06 1.8% increase |
| | £3.10 | £3.50 | + £0.40 12.9% increase |
| | £4.49 | £4.49 | £0.00 5.3% increase |
| | £3.00 | £3.00 | £0.00 3.7% increase |
| | £4.50 | £4.50 | £0.00 2.7% increase |
| | £3.00 | £3.00 | £0.00 2.2% increase |
| | £3.50 | £3.50 | £0.00 1.9% increase |
| | £1.50 | £1.50 | £0.00 1.8% increase |
| Hartley's No Added Sugar Strawberry Jelly Pot (115g) | £0.62 | £0.71 | + £0.09 14.5% increase |
| | £0.80 | £0.80 | £0.00 No change |
| | £0.45 | £0.78 | + £0.33 25.4% increase |
| | £0.65 | £0.80 | + £0.15 25.4% increase |
| | £0.65 | £0.65 | £0.00 18.8% increase |
| | £0.65 | £0.80 | + £0.15 20.3% increase |
| | £0.45 | £0.45 | £0.00 16.4% increase |
| | £0.70 | £0.70 | £0.00 14.5% increase |
