• 1/2.3 inch 28.1mm2
  • 20.2 megapixels
  • 28.00mm - 140.00mm (35mm eq.)
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 25,600
  • Detailed specifications
  • Ricoh G900
  • Olympus OM-D E-M1 Mark III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Olympus E-M1 II
E-M1 II vs E-M1 Mark III
Successor:    
General
Model Number: G900 E-M1 Mark III
Alternate Model Number(s):    
Camera Format: Compact Compact System Camera
Currently Manufactured: Yes Yes
Retail Price: $799.95 $1799.99
Street Price: $746.48 $1,649.00
Date Available: 2019-05-30 2020-02-24
Tripod Mount: Yes Yes
Weight: 8.7 oz (247 g)
includes batteries
20.5 oz (580 g)
includes batteries
Size: 4.7 x 2.6 x 1.3 in.
(118 x 66 x 33 mm)
5.3 x 3.6 x 2.7 in.
(134 x 91 x 69 mm)
Waterproof: Yes No
Waterproof Depth: 65.00 feet (20 meters) n/a
Image Sensor
Sensor Type: CMOS Live MOS
Sensor Manufacturer:    
Effective Megapixels: 20.2 20.4
Sensor Format: 1/2.3 inch 4/3
Sensor size: 28.0735mm2 (6.17mm x 4.55mm) 226.2mm2 (17.40mm x 13.00mm)
Approximate Pixel Pitch: 1.19 microns 3.36 microns
Focal Length Multiplier: n/a 2.0x
Aspect Ratio: 4:3 4:3
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None None
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No Yes
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 5184 x 3888 (20.2 MP, 4:3) 5184 x 3888 (20.2 MP, 4:3),
3712 x 2784 (10.3 MP, 4:3),
2624 x 1968 (5.2 MP, 4:3),
1824 x 1368 (2.5 MP, 4:3),
1024 x 768 (0.8 MP, 4:3)
Image File Format: JPEG (EXIF 2.3) JPEG, 12-bit lossless compressed RAW (.ORF), RAW + JPEG
Continuous-mode frames/second: n/a n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 3840x2160 ()
1920x1080 ()
1280x720 ()
4096x2160 (24p)
3840x2160 (30p/​25p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
4096x2160 (15p/​12p/​8p/​6p/​3p)
3840x2160 (25p/​24p/​15p/​12p/​8p/​6p/​3p)
1920x1080 (60p/​50p/​25p/​24p/​15p/​12p/​8p/​6p/​3p)
1280x720 (60p/​50p/​25p/​24p/​15p/​12p/​8p/​6p/​3p)
Movie File Format: MP4 (H.264 video with stereo audio) MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG)
Composite Video Out: No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: n/a Micro Four Thirds
Lens: Ricoh zoom lens; 11 elements in 9 groups, 5 aspherical elements, protective cover with SP coating n/a
Focal Length (35mm equivalent): 28 - 140mm  
Focal Length (actual): 5 - 25mm  
Zoom Ratio: 5.00x  
Aperture Range: f/3.5 - 4.2 (wide) / f/5.5 - 6.6 (tele)  
Integrated ND Filter: No No
Normal Focus Range: 50 cm to Infinity
19.7 in to Infinity
 
Macro Focus Range: 1 - 30 cm
0.4 - 11.8 in
 
Filter Thread: n/a n/a
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes Yes
Digital Zoom Values: Up to 8.1x; Intelligent Zoom up to 40.5x total at VGA 2x (3x in movie mode)
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: 9-point AF, Spot AF, Auto tracking AF; Infinity-landscape, Pan Focus, Manual Focus Advanced Dual FAST AF: Hybrid Phase-detect/Contrast-detect AF, 121 AF points, all cross-type; All target, group target (9-area or 5- area), single target, small target
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: No / LCD EVF / LCD
Viewfinder Type:   EVF; High-speed (120fps) low latency (6ms) 2.36M-dot LCD, 1.30x - 1.48x magnification, 100% coverage, 21mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking: No Yes
EVF Resolution: n/a 2,360,000 dots
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,040,000 dots 1,037,000 dots (345,667 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom:   14.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 25600
Minimum ISO (native): 125 200
ISO Settings: Auto (125-6400, adjustable), 125, 200, 400, 800, 1600, 3200, 6400 AUTO ISO: LOW (approx. 64) - 6400 with customizable upper limit (200 - 6400); Manual ISO: Low (approx. 64, approx. 100) - 25600, 1/3 or 1 EV steps selectable
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Tungsten light, Fluorescent light (D:Daylight Color, N:Daylight White, W:White Light), Ring Light, Manual Auto, Sunny, Shadow, Cloudy, Incandescent, Fluorescent, Underwater, WB Flash, Custom WB (Kelvin), One-touch WB (4); WB Tuning: +/-7 steps along A-B / G-M axis
Shutter Speed Range: 1/4000 - 4 sec 1/32000 - 60 sec
Bulb Mode: No Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Multi-segment, Center-weighted, Spot Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control
Program Auto Exposure: Yes Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: HDR, Movie, High Speed Movie, Digital Microscope, Interval Shot, Interval Movie, Surf & Snow, Digital SR, Report, Watermark, Firefighting, Skew Correct, Text, Zoom Macro, Haze removal, Depth of field composition 3 Custom settings; Art Filter (Pop Art, Soft Focus, Pale & Light Color, Light Tone, Grainy Film, Pin Hole, Diorama, Cross Process, Gentle Sepia, Dramatic Tone, Key Line, Watercolor, Vintage, Partial Color, Bleach Bypass, Instant Film; Art Effect (Soft Focus Effect, Pin-Hole Effect, White Edge Effect, Frame Effect, Star Light Effect, Blur Effect, B&W Effect, Picture Tone, Shade Effect); Underwater Wide/Underwater Macro; HDR1/2; Live Bulb; Live Time; Live Composite; Live ND; Interval Shooting, Multiple Exposure; Focus Stacking; Focus Bracketing; High-Res Shot
Self Timer: 2 or 10 seconds 2, 10, Custom seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No 80.0 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Flash Off, Flash On, Auto + Redeye, On + Redeye Flash Auto (TTL), Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual 1/1 (FULL) - 1/64
Flash Guide Number (ISO 100): n/a 9.0 m / 29.5 ft.
Flash Range Description: ISO Auto: Wide:approx. 0.2 - 5.5m / 0.66 - 18 ft., Tele:approx. 0.2 - 3.5m / 0.66 - 11 ft. Bundled FL-LM3 flash has GN of 9m/ISO 100
Max Flash Sync:   1/250
Flash Exposure Compensation:   +/- 3.0 EV in 0.3EV steps
External Flash Connection: n/a Hot Shoe, PC Sync Terminal
Built-In Wireless Flash Control: No No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: No UHS support UHS-II
Other Memory:   Slot 1: UHS-II, Slot 2: UHS-I
Dual Card Slots: No Yes
RAW Capture Support: No Yes
Uncompressed Format:   12-bit lossless compressed RAW (.ORF), RAW + JPEG
Movie File Format: MP4 (H.264 video with stereo audio) MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG)
Included Memory: 6,500.0 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
Bluetooth: No No
Built-In GPS: Yes No
Microphone Jack: No Yes
Headphone Jack: No Yes
External Connections: USB 3.0 Super Speed USB 3.0 Super Speed,WiFi
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type:   Optional wired or via Wi-Fi
Connections (extended): USB3.0 (Type C), Micro (Type D) HDMI Micro HDMI (Type-D), USB 3.0 Type C with Power Delivery, 3.5mm external mic jack, 3.5mm external headphone jack, 2.5mm wired remote jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):    
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press?
JPEG shooting speed in burst mode (fps, max resolution):    
Buffer size for JPEG shooting in burst mode (frames, max resolution):    
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid):    
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):    
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused):    
Shutter Lag (notes):    
Startup Time:    
Play -> Record Time:    
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 340 shots  
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:   90 minutes
Battery Form Factor: Proprietary DB-110 Proprietary BLH-1
Usable Battery Types: Lithium-ion rechargeable 1720mAh Lithium-ion rechargeable
Batteries Included: 1 x Proprietary DB-110 Lithium-ion rechargeable 1 x Proprietary BLH-1 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: Yes No
Software
Included Software:   Olympus Viewer 3
OS Compatibility:    
Miscellaneous
Notes & Features: Waterproof (65 ft), dustproof, shockproof (6.5 ft), crushproof (220 lbf) and chemical-resistant; includes CALS mode, built-in GPS, electronic compass, barcode scanning function, password protected camera lock, 6.5GB of built-in memory and an electronic level.