Originally Posted by Rokraider
I have always understood that it is better to have 2 identical batteries, as the smaller capacity one will steal from the larger when linked together, bringing them both to a similar level?
You'll only get current transfer if the voltages vary. Assuming 2 different batteries at full nominal voltage, it shouldn't be a problem.
And in truth, even with 2 identical batteries, if you draw from one then switch to both, you have the same scenario you mentioned.