I think we're using 100 year old technology. Compressors and stuff.
Whatever happened to acoustic cooling?
Did peltiers ever get efficient?
Whatever happened to acoustic cooling?
Did peltiers ever get efficient?
Not compared to gas compression. For a relaxed take on it:
https://youtu.be/CnMRePtHMZY?si=jusDm81RWkDF_HJ0&t=900 (Thermoelectric cooling: it's not great)
Though part of the complaints about the mini fridge is due to lack of insulation. But he compares it to his usual fridge, which has a similar power draw as this 60W mini fridge, and there's a 50x difference in volume to cool.