Stock Wira 1.5 front brakes upgrade to GSR 1.8T

Got myself a pair of GSR 1.8T front disc rotor and calipers.
Here's the upgrading and the comparison with the stock 1.5 rotors and calipers.

View with GSR Rotor.

View with stock rotor

Left - Stock Wira 1.5 Front Caliper
Right - GSR 1.8T Front Caliper

Measurement of GSR 1.8T Front Rotor.

Measurement of stock Wira 1.5 front rotor.

Stock rotor on top of GSR rotor for size comparison.

Left - GSR Rotor Thickness.
Right - Stock Wira 1.5 rotor thickness.

Left - Stock Wira 1.5 Front Rotor
Right - GSR 1.8T Front Rotor

Left - GSR 1.8T Front Rotor
Right - Stock Wira 1.5 Front Rotor