16.1 megapixel sensor
121-point Contrast AF
Built-in 5-axis sensor-shift image stabilisation for video and photos
2x Digital Telephoto Button
Intuitive operaton
Refined grip & larger control dials
One-button Super Control Panel
Built-in scene modes
Selection of Art Filters
Tilting LCD touchscreen with Touch AF and Touch Shutter
Live Composite mode for night sky photography
4.0 EV stops of stabilisation
2.36 million-dot OLED eye-level electronic viewfinder (approx. 100% coverage & field of view)
4K video (3840 x 2160) at up to 30p
Full 1080p HD video at up to 60p
720p HD video at up to 120fps
ISO range from ISO 200 to 25,600
Sequential shooting at approx. 8.6fps
Mechanical & electronic shutter from 1/4000th/sec to 60 sseconds
Built-in Pop-up Flash
Truepic VIII image processing engine
Built-in Wi-Fi connectivity
Weighs only 410g
https://www.olympus.com.au/Products/Interchangeable-Lens-Cameras/Olympus-OM-D/E-M10-Mark-III/Overview