have been very pleased with the Phillipsd Azur, was a Which best buy, but we have softened water (you can also buy 5 litres of pure deionised water from the motoring shelf, as used in car batteries, for about £2.50, but the Brita should do the trick)
looking at current Which best buys (best first) under £50, the top few are:
Philips
GC3593 EasyCare
scored 85%
£50
Tefal
FV5370 Aquaspeed
82%
£46
Russell Hobbs
18617 Plug and Wind
scored 78%
£29
Bosch
TDA4650GB
Jan 2013
scored 77%
£49
if your wrists are strong enough, you might like a heavy iron, otherwise you have to push a light one down harder
I expect you have your own preference for a stainless sole or non-stick.
If you are in a hard-water area, the self-clean is supposed to blow through the little holes, but I think it still needs a regular descaler and rinse.