CBR 150 R an attractive bike, head turning bike, and it is perfect 150 cc bike.It comes with 149 cc engine and it has a decent look but eye catching.First we will talk about the mileage.this bike has a good average of about 35-40 kmpl in city.no matter you are double seat or single sea. mileage is same.then at highway it gives nearly 43-45 and above average.the speed should be constant without ups and downs.then it surely gives about 45 kmpl.It has a good pick up and even you are driving double seat the pick up doesnt matters, means you can imagine how good quality the engine is.the comes the comfort level.i have rided many bikes for long drives which my friends have.DUKE, R15 V 2.0, and new karizma but I faced a back pain on them many a times.but om my bike I feel lucky because I am the most comfortable amoung all and no pains at all.Then the suspension quality is also very very good no doubt about that.head lamps are attractive and very much visible is dark.braking quality is also good effective and safe.serivicing cost is also minimal.so this bikes gives you a total satisfaction and it a value for money.so friends go for it.!