Expensive, but absolutely worth it. One drawback though is that most of the affiliated classes they offer(aerobics, yoga blah blah) cannot be availed at the same center! You will be required to schlep all the way to one of the other branches.
Infra - Very good
Equipment - Very good
Trainers - Select few are very good, but I find all of them quite helpful nevertheless
Music - Could be way better
Location & Parking- Convenient
Allied services(steam, physio consultation) - Good
Dietitian - Average.
Overall - Really really good