The Kenmore 6.5 freezer uses 575 w when the compressor
is running according to the manual. Looking at the thickness of insulation
and that its side opening the compressor
is going to running a lot on a boat.
If you want to run a fridge, freezer and 2 computers
for most of the day without a generator you are going to need very efficient appliances.
The fridge and freezer will need to be top loading with very good insulation
, vacuume panels or aerogel. Not domestic appliances.
will need to run from 12v and you will need to energy efficient net books
or tablets, at least when doing less intensive applications like Skype.
This is just the reality of living on a monohull
and relying on solar power. The crusing life is great, but you need to have realistic expectations about what can achieved.