Unofficial fan site · Not affiliated with Xiaomi · Data based on public sources, see /sources

Free Tool

SU7 Charging Cost Calculator

Pick your trim, set the start/end SOC, choose a price preset (or type your own), get the cost.

Battery: 101 kWh usable

20%
80%

Estimated cost

¥37.03

Energy delivered60.6 kWh
Energy billed (incl. losses)67.3 kWh
Pack capacity101 kWh
Charge from / to20% → 80%
Assumptions & accuracy
  • 01Charge efficiency is modelled at 92% for Standard/Pro and 90% for Max/Ultra (897V architecture has higher peak efficiency but more conversion stages).
  • 02DC fast-charging adds an additional ~3-5% loss above 80% SOC; not included in the simple model.
  • 03Public DC stations often add a per-session connection fee plus a per-minute idle fee; check your station's pricing.
  • 04Cold weather (<5 °C) increases energy used per kWh added by 5-15% due to battery preconditioning.
  • 05Numbers are estimates; actual cost will vary by station, time-of-use rate, and battery temperature.

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