View source for Charging efficiency of car batteries

**CITROËN C-ZERO**

From the [https://media.citroen.nl/file/24/1/consumentenprijslijst-c-zero.pdf information leaflet], to fill the 16 kWh battery, you need a lot more than 16 kWh of energy, depending on how fast you do it:
{| class="wikitable"
|-
! scope="col"|Connection
! scope="col"|Duration [h]
! scope="col"|Energy In [kWh]
! scope="col"|Energy Stored [kWh]
! scope="col"|Efficiency (stored/in)
|-
|230V, 10A
|8
|18.4
|16
|90%
|-
|230V, 16A
|6
|22.08
|16
|72.5%
|-
|400V, 125A
|0.5
|25
|12.8 (16kWh*80%)
|51.2%
|}