Ok, some "back of hand" actual measurements puts my 350l fridge running at 70w on 230V, with startup surging to 150w.
The 150l unit I have in mind runs at 40w on 230V, and Victron's least effecient inverter running at 88%, that puts us at, say, 46w after inverter losses. 24Vdc and 230Vac reduce...