| 14 Products | Aug 2025 | Aug 2026 | Change |
| Hartley's 10 Cal Strawberry Jelly Pot (175g) | £0.90 | £0.86 | - £0.04 -4.4% decrease |
| | £0.80 | £0.42 | - £0.38 -47.5% decrease |
| | £0.85 | £0.84 | - £0.01 -24.1% decrease |
| | £0.89 | £0.90 | + £0.01 -15.3% increase |
| | £0.85 | £0.90 | + £0.05 -9.4% increase |
| | £1.00 | £1.00 | £0.00 -8% increase |
| | £0.85 | £0.90 | + £0.05 -4.6% increase |
| | £0.88 | £0.90 | + £0.02 -3.4% increase |
| | £1.05 | £1.05 | £0.00 -4.4% increase |
| Hartley's 10 Cal Strawberry Jelly Pot Multipack (175g) | £3.36 | £3.38 | + £0.02 0.6% increase |
| | £3.02 | £3.70 | + £0.68 22.5% increase |
| | £4.49 | £4.49 | £0.00 9% increase |
| | £3.50 | £3.00 | - £0.50 1.6% decrease |
| | £4.50 | £4.50 | £0.00 1% increase |
| | £3.00 | £3.00 | £0.00 1.1% increase |
| | £3.50 | £3.50 | £0.00 0.8% increase |
| | £1.50 | £1.50 | £0.00 0.6% increase |
| Hartley's Strawberry Jelly Pot (125g) | £0.74 | £0.74 | £0.00 No change |
| | £0.80 | £0.80 | £0.00 No change |
| | £0.79 | £0.78 | - £0.01 -1.3% decrease |
| | £0.80 | £0.80 | £0.00 -1.3% increase |
| | £0.80 | £0.80 | £0.00 No change |
| | £0.80 | £0.80 | £0.00 No change |
| | £0.70 | £0.70 | £0.00 No change |
| | £0.50 | £0.50 | £0.00 No change |
| Hartley's Strawberry Flavour Jelly (135g) | £1.05 | £1.15 | + £0.10 9.5% increase |
| | £1.00 | £1.15 | + £0.15 15% increase |
| | £1.02 | £1.15 | + £0.13 13.9% increase |
| | £1.13 | £1.25 | + £0.12 12.4% increase |
| | £1.00 | £1.15 | + £0.15 13.5% increase |
| | £1.20 | £1.20 | £0.00 10.3% increase |
| | £1.00 | £1.15 | + £0.15 11.3% increase |
| | £1.00 | £1.00 | £0.00 9.5% increase |
| Hartley's Strawberry Jelly Pot Multipack (125g) | £2.37 | £2.51 | + £0.14 5.9% increase |
| | £2.48 | £2.48 | £0.00 No change |
| | £2.50 | £2.70 | + £0.20 4% increase |
| | £2.50 | £2.50 | £0.00 2.8% increase |
| | £2.25 | £2.70 | + £0.45 7% increase |
| | £2.50 | £2.70 | + £0.20 6.9% increase |
| | £2.00 | £2.00 | £0.00 5.9% increase |
| Hartley's Juicy Jelly Pouches Strawberry (90g) | £0.72 | £0.72 | £0.00 No change |
| | £0.75 | £0.75 | £0.00 No change |
| | £0.75 | £0.75 | £0.00 No change |
| | £0.64 | £0.64 | £0.00 No change |
| | £0.75 | £0.75 | £0.00 No change |
| Peppa Pig Strawberry Jelly (75g) | £0.91 | £1.01 | + £0.10 11% increase |
| | £0.97 | £1.17 | + £0.20 20.6% increase |
| | £0.85 | £0.85 | £0.00 11% increase |
| Hartley's 10 Cal Strawberry Flavour Jelly (175g) | £1.69 | £1.69 | £0.00 No change |
| | £1.69 | £1.69 | £0.00 No change |
| Hartley's Jelly Strawberry Flavour (125g) | £1.49 | £1.49 | £0.00 No change |
| | £1.49 | £1.49 | £0.00 No change |
| Hartley's Strawberry Jelly (135g) | £0.80 | £0.80 | £0.00 No change |
| | £0.80 | £0.80 | £0.00 No change |
