Received my 1.6, drove 1100 kms so far, My previous ride was grande. So far, In city, 1.6 is returning same fuel economy which I use to get from Grande, In city drive, I feel no difference, both car have adequate power at low rpms. However gear shifting is bit noticeable in 1.6 as compare to CVT simulated 7 speed transmission.
On Highway (Motorway to be precise) I have felt the difference,Grande definitely give better fuel mileage on Motorway and one can feel the difference in acceleration, Loved & missed the power push from Grande.
I used to get 15 to 15.5 km/l from Grande at 140 km/h, 1.6 return 14.20 to 14.5 on same speed.