Petrol, 91 octane, per litre priced in Bitcoin: 2015 to 2025

Petrol, 91 octane, per litre (per litre) cost NZ$1.98 in 2015 and NZ$2.53 in 2025, a change of +28% in New Zealand dollars across 10 years. The figures are annual averages from MBIE weekly fuel price monitoring, regular petrol. The fiat peak in this series came in 2022 at NZ$2.76.

Priced in sats, the same item went from 503,817 sats to 1,441 sats, a change of −99.7%. 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 +86% in sats terms. Short windows can and do run against the holder; the direction across the full series is what the chart shows.

Fuel excise changes, a global energy shock and a weakening dollar all pass straight through to the pump in a country this import-dependent.

Energy prices carry every shock in the world straight into household budgets. The comparison on the main page shows the same shocks against a unit nobody can print.