chopper1192 said:They're nice, good fun and economical. The early ones had the pre-FAP HDi motor and they're the ones to go for.
Engines are fairly strong, although early ones suffered turbo failures and camshaft carrier oil leaks - any surviving now should've either been sorted, or else be not afflicted. Otherwise, it's just standard 206 things to look for, such as electrics, rear beams, etc.
chopper1192 said:It's a horrendously expensive item to maintain and service as the car ages, so if you can get one without you miss out on a lot of expense and hassle. Otherwise, it makes little difference to the cars performance or economy.