White loaf, sliced, 800g priced in Bitcoin: 2015 to 2024
Priced in fiat
Priced in sats
White loaf, sliced, 800g (per loaf) cost £1.04 in 2015 and £1.40 in 2024, a change of +35% in pounds across 9 years. The figures are annual averages from ONS, RPI: Ave price - Bread: white loaf, sliced, 800g (series CZOH). The fiat peak in this series came in 2024 at £1.40.
Priced in sats, the same item went from 574,586 sats to 2,676 sats, a change of −99.5%. The conversion uses the yearly average BTC price for each matching year, never a rate from a different era. The least flattering single step for the sats series was 2021 to 2022, when this item moved +81% in sats terms. Short windows can and do run against the holder; the direction across the full series is what the chart shows.
The staple loaf barely moved for seven years, then rose by a third in two. The 2022 to 2023 jump was the sharpest since the series began.
One grocery line proves nothing on its own. Repeated across the whole basket on the main page, the pattern stops looking like noise and starts looking like a property of the unit of account.
| Year | Pounds | Sats |
|---|---|---|
| 2015 | £1.04 | 574,586 |
| 2016 | £1.00 | 226,757 |
| 2017 | £1.03 | 36,027 |
| 2018 | £1.06 | 20,030 |
| 2019 | £1.06 | 18,018 |
| 2020 | £1.05 | 11,523 |
| 2021 | £1.07 | 3,079 |
| 2022 | £1.23 | 5,562 |
| 2023 | £1.37 | 5,799 |
| 2024 | £1.40 | 2,676 |
Source: ONS, RPI: Ave price - Bread: white loaf, sliced, 800g (CZOH). Sats = fiat price ÷ BTC price in that currency × 100,000,000, using yearly average BTC rates. Data vintage 2026-07-04. Full method on the main page.