| 16 Products | Dec 2024 | Dec 2025 | Change |
| Propercorn Sweet & Salty Popcorn (30g) | £3.34 | £3.33 | - £0.01 -0.3% decrease |
| | £0.90 | £0.90 | £0.00 No change |
| | £1.00 | £0.90 | - £0.10 -5.3% decrease |
| | £1.05 | £1.05 | £0.00 -3.1% increase |
| | £1.00 | £1.00 | £0.00 -3% increase |
| | £0.95 | £0.95 | £0.00 -2% increase |
| | £1.10 | £1.10 | £0.00 -2% increase |
| | £1.00 | £1.00 | £0.00 -1% increase |
| | £22.35 | £22.35 | £0.00 -0.3% increase |
| | £0.69 | £0.69 | £0.00 -0.3% increase |
| Propercorn Salted Caramel Popcorn (90g) | £2.20 | £2.11 | - £0.09 -4.1% decrease |
| | £1.90 | £1.58 | - £0.32 -16.8% decrease |
| | £1.90 | £1.90 | £0.00 -8.4% increase |
| | £1.80 | £1.80 | £0.00 -5.9% increase |
| | £1.50 | £1.50 | £0.00 -4.5% increase |
| | £1.35 | £1.35 | £0.00 -3.6% increase |
| | £1.50 | £1.50 | £0.00 -3% increase |
| | £1.90 | £1.50 | - £0.40 -5.9% decrease |
| | £5.72 | £5.72 | £0.00 -4.1% increase |
| Propercorn Sweet & Salty Popcorn Sharing Bag (90g) | £1.72 | £1.68 | - £0.04 -2.3% decrease |
| | £1.58 | £1.58 | £0.00 No change |
| | £1.90 | £2.00 | + £0.10 2.9% increase |
| | £2.00 | £2.10 | + £0.10 3.3% increase |
| | £1.90 | £1.50 | - £0.40 -2.7% decrease |
| | £1.35 | £1.35 | £0.00 -2.3% increase |
| | £1.75 | £2.00 | + £0.25 0.6% increase |
| | £1.90 | £1.50 | - £0.40 -2.8% decrease |
| | £1.39 | £1.39 | £0.00 -2.3% increase |
| Propercorn Sweet & Salty Popcorn Multipack (14g) | £1.85 | £1.70 | - £0.15 -8.1% decrease |
| | £1.90 | £1.58 | - £0.32 -16.8% decrease |
| | £1.90 | £2.00 | + £0.10 -5.8% increase |
| | £2.00 | £2.10 | + £0.10 -2.1% increase |
| | £1.90 | £1.50 | - £0.40 -6.7% decrease |
| | £1.50 | £1.50 | £0.00 -5.4% increase |
| | £1.75 | £1.50 | - £0.25 -7.1% decrease |
| | £2.00 | £1.75 | - £0.25 -8.1% decrease |
| Propercorn Lightly Sea Salted Popcorn Sharing Bag (70g) | £1.60 | £1.56 | - £0.04 -2.5% decrease |
| | £1.58 | £1.58 | £0.00 No change |
| | £1.90 | £2.00 | + £0.10 2.9% increase |
| | £1.90 | £2.10 | + £0.20 5.6% increase |
| | £1.90 | £1.50 | - £0.40 -1.1% decrease |
| | £0.27 | £0.27 | £0.00 -1.3% increase |
| | £1.75 | £2.00 | + £0.25 1.9% increase |
| | £1.90 | £1.50 | - £0.40 -2.5% decrease |
| Propercorn Caramelised Biscuit Popcorn (90g) | £1.56 | £1.56 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| | £1.60 | £1.60 | £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 |
| | £1.90 | £1.90 | £0.00 No change |
| Propercorn Lightly Sea Salted Popcorn Multipack (10g) | £1.91 | £1.82 | - £0.09 -4.7% decrease |
| | £1.90 | £1.58 | - £0.32 -16.8% decrease |
| | £1.90 | £2.00 | + £0.10 -5.8% increase |
| | £2.00 | £2.10 | + £0.10 -2.1% increase |
| | £1.90 | £1.50 | - £0.40 -6.7% decrease |
| | £1.75 | £1.50 | - £0.25 -7.9% decrease |
| | £2.00 | £2.25 | + £0.25 -4.7% increase |
| Propercorn Salted Microwave Popcorn 3x3x70g (70g) | £2.00 | £2.07 | + £0.07 3.5% increase |
| | £1.75 | £1.82 | + £0.07 4% increase |
| | £2.00 | £1.75 | - £0.25 -4.8% decrease |
| | £2.25 | £2.25 | £0.00 -3% increase |
| | £2.18 | £2.50 | + £0.32 1.5% increase |
| | £2.25 | £2.50 | + £0.25 3.3% increase |
| | £1.59 | £1.59 | £0.00 3.5% increase |
| Propercorn Perfectly Sweet Popcorn (90g) | £1.54 | £1.54 | £0.00 No change |
| | £1.59 | £1.59 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.25 | £1.25 | £0.00 No change |
| | £1.80 | £1.80 | £0.00 No change |
| Propercorn Lightly Sea Salted Popcorn (20g) | £0.93 | £0.93 | £0.00 No change |
| | £0.85 | £0.85 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
| | £0.95 | £0.95 | £0.00 No change |
