I want to buy Yamaha SZ RR v2.0 next month. Is it good at mileage and performance? Some of my friends told me that RZ is a failure model. Can u tell me about this bike?

@SVP I want to buy Yamaha SZ RR v2.0 next month. Is it good at mileage and performance? Some of my friends told me that RZ is a failure model. Can u tell me about this bike?

Question asked from: http://www.carandbike.com/yamaha-bikes/sz-rr-v20/price-in-chennai