The driver door seal was leaking water into the driver's foot-well quite badly. Every time it rained, there was a puddle of water 1 inch thick. **
The clip holding the cable to engage reverse came off within a day of driving the car. An annoying little problem which is easily resolved, but when you can't reverse in a multi-storey car park, try explaining to the person waiting behind you.
Air bag failure warning light came on (which meant replacement of the driver's side air bag).*
The C.D. stacker not working.*
*Fixed by dealer
** Required two trips to the dealer.
The car is fantastic, it handles like a dream on rails, and is very quick when necessary. The 6 Speed 'box is quick, with short throws and a joy to use, especially coupled lots of low end torque available from the engine.
So I've had problems with the build quality, it's a Peugeot, what do you expect? The Dealer sorted it out, after a bit of hassling, but I wouldn't say that badgering a dealer was unique to Peugeot.
In terms of value for money, why pay the premium for a Golf or S3? When you can have the prettiest and best car in its class (as voted by Autocar and several other magazines).