A 200-600mm-equivalent telephoto zoom for Micro Four Thirds at 520g — the lightest route to long reach for birds, sport and wildlife on Lumix and OM bodies. The II version added dust and splash resistance and Power O.I.S. that works with Dual I.S. bodies. Slow apertures make it a good-light lens.
Select up to 2 cameras to compare against the G Vario 100-300mm f/4-5.6 II Power OIS. It's always pinned as the baseline.
18 cameras compatible with the Micro Four Thirds mount.
Base score — computed from verified specs for an enthusiast shooting photo and video. Camera Match adjusts it for your skill level and priorities.