We don't have a definition of what constitutes a lemon in this country, but I wouldn't call your car a lemon. Most of the problems you've had could be called maintenance issues, like the battery, ...
If you're heading down the SUV road then the Qashqai is fine but the new 308 is a ripper car that gets The Tick from me. I would go for either Peugeot option. It needs to be a 12-volt battery with a ...