| 15 Products | May 2023 | May 2024 | Change |
| Propercorn Sweet & Salty Popcorn (30g) | £3.98 | £4.74 | + £0.76 19.1% increase |
| | £17.54 | £17.36 | - £0.18 -1% decrease |
| | £0.80 | £1.10 | + £0.30 0.7% increase |
| | £15.12 | £22.35 | + £7.23 22% increase |
| | £0.95 | £1.00 | + £0.05 21.5% increase |
| | £1.00 | £1.00 | £0.00 20.9% increase |
| | £1.00 | £1.05 | + £0.05 20.4% increase |
| | £0.95 | £0.95 | £0.00 19.9% increase |
| | £0.62 | £0.69 | + £0.07 19.8% increase |
| | £0.90 | £1.00 | + £0.10 19.7% increase |
| | £0.90 | £0.90 | £0.00 19.1% increase |
| Propercorn Sweet & Salty Popcorn Sharing Bag (90g) | £4.13 | £3.68 | - £0.45 -10.9% decrease |
| | £1.35 | £1.50 | + £0.15 11.1% increase |
| | £1.35 | £2.00 | + £0.65 29.6% increase |
| | £1.50 | £2.00 | + £0.50 30.7% increase |
| | £1.80 | £1.50 | - £0.30 16.7% decrease |
| | £1.80 | £1.90 | + £0.10 14.1% increase |
| | £1.65 | £1.50 | - £0.15 9.5% decrease |
| | £1.35 | £1.35 | £0.00 9.1% increase |
| | £1.34 | £1.39 | + £0.05 7.9% increase |
| | £24.99 | £19.99 | - £5.00 -10.9% decrease |
| Propercorn Lightly Sea Salted Popcorn Sharing Bag (70g) | £4.34 | £4.45 | + £0.11 2.5% increase |
| | £1.35 | £1.90 | + £0.55 40.7% increase |
| | £1.35 | £1.50 | + £0.15 25.9% increase |
| | £1.50 | £2.00 | + £0.50 28.6% increase |
| | £1.80 | £1.50 | - £0.30 15.3% decrease |
| | £1.80 | £1.90 | + £0.10 12.8% increase |
| | £1.65 | £1.50 | - £0.15 8.9% decrease |
| | £0.27 | £0.27 | £0.00 8.6% increase |
| | £24.99 | £24.99 | £0.00 2.5% increase |
| Propercorn Sweet & Salty Popcorn Multipack (14g) | £1.73 | £1.89 | + £0.16 9.2% increase |
| | £1.65 | £2.00 | + £0.35 21.2% increase |
| | £1.56 | £2.00 | + £0.44 24.2% increase |
| | £1.80 | £1.90 | + £0.10 18% increase |
| | £1.79 | £1.90 | + £0.11 14.7% increase |
| | £2.00 | £2.00 | £0.00 11.4% increase |
| | £1.79 | £1.90 | + £0.11 10.2% increase |
| | £1.50 | £1.50 | £0.00 9.2% increase |
| Propercorn Salted Caramel Popcorn (90g) | £1.54 | £1.58 | + £0.04 2.6% increase |
| | £1.35 | £1.80 | + £0.45 33.3% increase |
| | £1.35 | £1.35 | £0.00 17% increase |
| | £1.80 | £1.90 | + £0.10 12% increase |
| | £1.35 | £1.50 | + £0.15 12.3% increase |
| | £1.65 | £1.50 | - £0.15 7.3% decrease |
| | £1.80 | £1.50 | - £0.30 2.6% decrease |
| | £1.50 | £1.50 | £0.00 2.6% increase |
| Propercorn Salted Microwave Popcorn 3x3x70g (70g) | £2.24 | £2.54 | + £0.30 13.4% increase |
| | £1.50 | £2.25 | + £0.75 50% increase |
| | £2.05 | £2.50 | + £0.45 33.7% increase |
| | £1.50 | £2.25 | + £0.75 38.7% increase |
| | £1.88 | £2.00 | + £0.12 30.1% increase |
| | £2.25 | £2.25 | £0.00 22.3% increase |
| | £1.99 | £1.59 | - £0.40 15.1% decrease |
| | £4.49 | £4.95 | + £0.46 13.4% increase |
| Propercorn Caramelised Biscuit Popcorn (90g) | £1.54 | £1.56 | + £0.02 1.3% increase |
| | £1.80 | £1.90 | + £0.10 5.6% increase |
| | £1.35 | £1.35 | £0.00 3.2% increase |
| | £1.35 | £1.35 | £0.00 2% increase |
| | £1.80 | £1.80 | £0.00 1.3% increase |
| | £1.35 | £1.35 | £0.00 1.3% increase |
| | £1.60 | £1.60 | £0.00 1.3% increase |
| Propercorn Lightly Sea Salted Popcorn Multipack (10g) | £1.78 | £1.95 | + £0.17 9.6% increase |
| | £1.65 | £2.00 | + £0.35 21.2% increase |
| | £1.62 | £2.00 | + £0.38 22% increase |
| | £1.80 | £1.90 | + £0.10 16.6% increase |
| | £1.79 | £1.90 | + £0.11 13.4% increase |
| | £2.00 | £2.00 | £0.00 10.7% increase |
| | £1.79 | £1.90 | + £0.11 9.6% increase |
| Propercorn Sweet Microwave Popcorn 3x3x70g Microwavable (70g) | £2.30 | £2.63 | + £0.33 14.3% increase |
| | £1.50 | £2.25 | + £0.75 50% increase |
| | £1.50 | £2.25 | + £0.75 50% increase |
| | £1.80 | £1.80 | £0.00 31.3% increase |
| | £2.25 | £2.25 | £0.00 21.6% increase |
| | £2.25 | £2.25 | £0.00 16.1% increase |
| | £4.49 | £4.95 | + £0.46 14.3% increase |
| Propercorn Perfectly Sweet Popcorn (90g) | £1.50 | £1.54 | + £0.04 2.7% increase |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| | £1.60 | £1.80 | + £0.20 3.4% increase |
| | £1.59 | £1.59 | £0.00 2.7% increase |
