| 11 Products | Apr 2024 | Apr 2025 | Change |
| Birchall Tea Birchall Peppermint Leaves Tea Bags () | £4.10 | £4.30 | + £0.20 4.9% increase |
| | £4.10 | £4.50 | + £0.40 9.8% increase |
| | £4.10 | £4.10 | £0.00 4.9% increase |
| Birchall Tea Birchall Lemongrass & Ginger 15 Prism Tea Bags (37.5g) | £4.10 | £3.89 | - £0.21 -5.1% decrease |
| | £4.10 | £4.50 | + £0.40 9.8% increase |
| | £4.10 | £3.28 | - £0.82 -5.1% decrease |
| Birchall Tea Birchall Great Rift Breakfast Blend 15 Prism Tea Bags () | £6.00 | £6.25 | + £0.25 4.2% increase |
| | £4.00 | £4.50 | + £0.50 12.5% increase |
| | £8.00 | £8.00 | £0.00 4.2% increase |
| Birchall Tea Birchall Virunga Earl Grey 15 Prism Tea Bags (46.9g) | £4.10 | £3.84 | - £0.26 -6.3% decrease |
| | £4.10 | £4.40 | + £0.30 7.3% increase |
| | £4.10 | £3.28 | - £0.82 -6.3% decrease |
| Birchall Tea Birchall Mao Feng Green Tea Bags () | £4.00 | £6.14 | + £2.14 53.5% increase |
| | £4.00 | £4.30 | + £0.30 7.5% increase |
| | £4.00 | £7.98 | + £3.98 53.5% increase |
| Birchall Tea Birchall Great Rift Decaf Everyday Tea Bags () | £5.65 | £8.16 | + £2.51 44.4% increase |
| | £5.65 | £4.80 | - £0.85 -15% decrease |
| | £5.65 | £11.52 | + £5.87 44.4% increase |
| Birchall Tea Birchall Green Tea & Peach Tea Bags () | £4.10 | £4.75 | + £0.65 15.9% increase |
| | £4.10 | £4.50 | + £0.40 9.8% increase |
| | £4.10 | £5.00 | + £0.90 15.9% increase |
| Birchall Tea Birchall Red Berry & Flower Tea Bags (60g) | £3.60 | £4.55 | + £0.95 26.4% increase |
| | £4.00 | £4.50 | + £0.50 12.5% increase |
| | £3.20 | £4.60 | + £1.40 26.4% increase |
| Birchall Tea Birchall Great Rift Decaf 15 Prism Tea Bags () | £4.55 | £5.90 | + £1.35 29.7% increase |
| | £4.55 | £4.80 | + £0.25 5.5% increase |
| | £4.55 | £6.99 | + £2.44 29.7% increase |
| Birchall Tea Birchall Cederberg Redbush Tea Bags () | £4.10 | £4.50 | + £0.40 9.8% increase |
| | £4.10 | £4.50 | + £0.40 9.8% increase |
| | £4.10 | £4.50 | + £0.40 9.8% increase |
