The possibilities for MFT sensors are not exhausted from this lens. I have used the lens to the G5. Compared to my FZ62 I can with this at ISO 100-200 min. Equivalent if not achieve even better images (with the same focal length range KB nat.), Because the objective of the FZ62 their much smaller sensor utilizes significantly better.
But there are alternatives Panasonic MFT? - The new 14-42 is more compact for the GF / GM / GX models and simply does not look great on the G3 / 5/6 or even GH3 /. 4 Then only the 14-140 and will cost the same ....