Why limit yourself to these three brands?
http://www.reviewcentre.com/fi18-price-2.html
50-100 pounds works to 4000-8000rs approx. US prices are 30-50% less.
If you want to search for 1GB players, also you can do it here
http://www.reviewcentre.com/products18.html
As for hard drive based players most of them are shock resistant enough for notmal applications like running/occasional drop.
Infact gmini player had a bug which would cause it to hang. The only thing to do was either to let the batteries drain completely(many hours in hang) or hit the backside against a semi hard surface like your hand
