# Calculation is based on a mixed load washed at 40°C with 38% manual over-dosing of liquid detergent vs. an automatic dosing appliance with 10 kg and 4D wash system: Investigation WL 1547/19 conducted by WFK Institute for Applied Research, dated 08/2019, and commissioned by BSH Hausgeräte GmbH.
^^ Based on 9.5-litre dishwasher consumption. Values can differ between models and brands.
## Internal research based on comparing washing dishes with a dishwasher versus hand-washing. 40 litres (manual washing) — 9.5 litres (with dishwasher), 8.500-litre saving calculation is based on 280 cycles per year.