XF10 sensor is slightly bigger than X-T3 sensor (only 0.6% difference).
Pixel pitch of XF10 is approx. 4% higher than pixel pitch of X-T3.
A pixel on Fujifilm XF10 sensor is approx. 9% bigger than a pixel on Fujifilm X-T3.
Fujifilm X-T3 has approx. 8% higher pixel density than Fujifilm XF10.