| 14 Products | May 2025 | May 2026 | Change |
| Hartley's 10 Cal Strawberry Jelly Pot (175g) | £0.87 | £0.86 | - £0.01 -1.1% decrease |
| | £0.75 | £0.42 | - £0.33 -44% decrease |
| | £0.68 | £0.84 | + £0.16 -12.5% increase |
| | £0.85 | £0.90 | + £0.05 -5.3% increase |
| | £0.89 | £0.90 | + £0.01 -2.5% increase |
| | £1.00 | £1.00 | £0.00 -2.4% increase |
| | £0.85 | £0.90 | + £0.05 -1.2% increase |
| | £0.85 | £0.90 | + £0.05 No change |
| | £1.05 | £1.05 | £0.00 -1.1% increase |
| Hartley's 10 Cal Strawberry Jelly Pot Multipack (175g) | £3.43 | £3.36 | - £0.07 -2% decrease |
| | £3.50 | £3.50 | £0.00 No change |
| | £4.49 | £4.49 | £0.00 No change |
| | £3.50 | £3.00 | - £0.50 -4.4% decrease |
| | £4.50 | £4.50 | £0.00 -3.3% increase |
| | £3.00 | £3.00 | £0.00 -2.6% increase |
| | £3.50 | £3.50 | £0.00 -2.1% increase |
| | £1.50 | £1.50 | £0.00 -2% increase |
| Hartley's Strawberry Jelly Pot (125g) | £0.71 | £0.74 | + £0.03 4.2% increase |
| | £0.80 | £0.80 | £0.00 No change |
| | £0.80 | £0.78 | - £0.02 -1.3% decrease |
| | £0.80 | £0.80 | £0.00 -1.3% increase |
| | £0.65 | £0.80 | + £0.15 5.3% increase |
| | £0.73 | £0.80 | + £0.07 5.3% increase |
| | £0.70 | £0.70 | £0.00 4% increase |
| | £0.50 | £0.50 | £0.00 4.2% increase |
| Hartley's Strawberry Flavour Jelly (135g) | £1.06 | £1.15 | + £0.09 8.5% increase |
| | £1.00 | £1.15 | + £0.15 15% increase |
| | £0.95 | £1.18 | + £0.23 19.4% increase |
| | £1.25 | £1.25 | £0.00 11.2% increase |
| | £1.00 | £1.15 | + £0.15 12.4% increase |
| | £1.20 | £1.20 | £0.00 10.2% increase |
| | £1.00 | £1.15 | + £0.15 10.3% increase |
| | £1.00 | £1.00 | £0.00 8.5% increase |
| Hartley's Strawberry Jelly Pot Multipack (125g) | £2.30 | £2.51 | + £0.21 9.1% increase |
| | £2.20 | £2.48 | + £0.28 12.7% increase |
| | £2.50 | £2.70 | + £0.20 10.2% increase |
| | £2.50 | £2.50 | £0.00 6.7% increase |
| | £2.25 | £2.70 | + £0.45 10.2% increase |
| | £2.35 | £2.70 | + £0.35 11% increase |
| | £2.00 | £2.00 | £0.00 9.1% 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) | £0.83 | £0.96 | + £0.13 15.7% increase |
| | £0.85 | £0.85 | £0.00 No change |
| | £0.80 | £1.07 | + £0.27 15.7% 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 |
