alt Hacker NewsI'm getting 10 hours run time with the screen continuously running and drawing graphics every refresh in micropython - extending this time out is definitely possible.
There are many ESP32 variants, depending on what you pick some may be more compelling for your use-case.
Well, we are talking about smartwatch use case.
Even some newer variant like S3 or C6 only has acceptable power consumption, if what you are after is run-time they are not the best fit.