• 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 25,600
  • APS-C 332.3mm2
  • 24.1 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Olympus OM-D E-M1 Mark III
  • Canon EOS Rebel T8i (EOS 850D)
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
Canon T7i
T7i vs T8i
Successor:    
General
Model Number: E-M1 Mark III T8i
Alternate Model Number(s):   850D, Kiss X10i
Camera Format: Compact System Camera SLR
Currently Manufactured: Yes Yes
Retail Price: $1799.99 $749.99
Street Price: $1,566.33 $797.65
Date Available: 2020-02-24 TBD
Tripod Mount: Yes Yes
Weight: 20.5 oz (580 g)
includes batteries
18.2 oz (515 g)
includes batteries
Size: 5.3 x 3.6 x 2.7 in.
(134 x 91 x 69 mm)
5.2 x 4.0 x 3.0 in.
(131 x 103 x 76 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: Live MOS CMOS
Sensor Manufacturer:   Canon
Effective Megapixels: 20.4 24.1
Sensor Format: 4/3 APS-C
Sensor size: 226.2mm2 (17.40mm x 13.00mm) 332.27mm2 (22.30mm x 14.90mm)
Approximate Pixel Pitch: 3.36 microns 3.72 microns
Focal Length Multiplier: 2.0x 1.6x
Aspect Ratio: 4:3 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: Yes 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),
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)
6000 x 4000 (24.0 MP, 3:2),
3984 x 2656 (10.6 MP, 3:2),
2976 x 1984 (5.9 MP, 3:2),
2400 x 1600 (3.8 MP, 3:2),
6000 x 3368 (20.2 MP, 16:9),
3984 x 2240 (8.9 MP, 16:9),
2976 x 1680 (5.0 MP, Other),
2400 x 1344 (3.2 MP, Other),
5328 x 4000 (21.3 MP, 4:3),
3552 x 2664 (9.5 MP, 4:3),
2656 x 1992 (5.3 MP, 4:3),
2112 x 1600 (3.4 MP, Other),
4000 x 4000 (16.0 MP, 1:1),
2656 x 2656 (7.1 MP, 1:1),
1984 x 1984 (3.9 MP, 1:1),
1600 x 1600 (2.6 MP, 1:1)
Image File Format: JPEG, 12-bit lossless compressed RAW (.ORF), RAW + JPEG C-RAW, JPEG, .CR3 RAW (14-bit)
Continuous-mode frames/second: n/a n/a
Video Capture
Can take movies: Yes Yes
Movie Resolution: 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)
3840x2160 (24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p)
Movie File Format: MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG) MPEG-4 AVC/H.264 video with AAC stereo audio in MP4 container
Composite Video Out: No Yes
NTSC/PAL Switchable Video: n/a Yes
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Micro Four Thirds Canon EF/EF-S
Lens: n/a Canon EF-S 18-55mm f/4-5.6 IS STM
Focal Length (35mm equivalent):   29 - 88mm
Focal Length (actual):   18 - 55mm
Zoom Ratio:   3.06x
Aperture Range:   f/4 - 22 (wide) / f/5.6 - 38 (tele)
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: Yes
Digital Zoom Values: 2x (3x in movie mode)  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 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 OVF: AF-dedicated CMOS sensor, 45-points, up to 45 cross-type (f/5.6), 1 dual-cross (f/2.8 and f/5.6), 27 support f/8 (9 cross-type); Live View: Dual-Pixel CMOS AF
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD Optical / 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 SLR type; fixed eye-level pentamirror, ~95% coverage, ~0.82x mag., 19mm eyepoint, -3 to +1 diopter
Focus Peaking: Yes Yes
EVF Resolution: 2,360,000 dots n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,037,000 dots (345,667 px) 1,040,000 dots (345,600 px)
Touchscreen: Yes Yes
Articulating Screen: Yes Yes
Tilt Swivel Screen: Yes Yes
Selfie Screen: Yes Yes
Max Playback Zoom: 14.0x 10.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 25600 25600
Minimum ISO (native): 200 100
ISO Settings: 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, 100 - 25600 in 1/3EV steps, Expandable to 51200
Auto ISO Mode: Yes Yes
White Balance Settings: 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 Auto, Daylight, Shade, Cloudy, Tungsten, White Fluorescent, Flash, Custom WB, Color Temperature K (Manually adjustable between 2000 - 10000K)
Shutter Speed Range: 1/32000 - 60 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control 220,000-pixel RGB+IR metering sensor; 216-zone (18 x 12) metering optical viewfinder; Evaluative (linked to all AF points), Center-weighted, Partial (center, approx. 6.5% of viewfinder), Spot (center, approx. 2.0% of viewfinder)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: 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 Scene Intelligent Auto, Flash Off, Creative Auto, Portrait, Landscape, Close-up, Sports, Special Scene (Group Photo, Kids, Food, Candlelight, Night Portrait, Handheld Night Scene, HDR Backlight Control), Creative Filters (Grainy B/W, Soft Focus, Fish-eye, Water Painting, Toy Camera, Miniature, HDR Art (Standard/Vivid/Bold/Embossed)
Self Timer: 2, 10, Custom seconds 10, 2, Remote, 10s Continuous (2-10) seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: 80.0 megapixels No
Flash
Built-in Flash: No Yes
Flash Modes: 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 E-TTL II Auto, Manual, Red-Eye Reduction
Flash Guide Number (ISO 100): 9.0 m / 29.5 ft. 12.0 m / 39.4 ft.
Flash Range Description: Bundled FL-LM3 flash has GN of 9m/ISO 100 Guide Number is 12m/39.4 ft at ISO 100; Range is lens aperture dependent
Max Flash Sync: 1/250 1/200
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC Sync Terminal Hot Shoe
Built-In Wireless Flash Control: No Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-II UHS-I
Other Memory: Slot 1: UHS-II, Slot 2: UHS-I  
Dual Card Slots: Yes No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit lossless compressed RAW (.ORF), RAW + JPEG .CR3 RAW (14-bit)
Movie File Format: MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG) MPEG-4 AVC/H.264 video with AAC stereo audio in MP4 container
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: No No
Bluetooth: No Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: Yes No
External Connections: USB 3.0 Super Speed,WiFi USB 2.0 High Speed,Bluetooth,WiFi
PictBridge Compliant: Yes Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional wired or via Wi-Fi Optional wired, IR wireless, Bluetooth or Wi-Fi
Connections (extended): 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 Mini (Type-C) HDMI, USB Micro-B (USB 2.0), External 3.5mm Stereo Mic 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):    
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video: 90 minutes  
Battery Form Factor: Proprietary BLH-1 Proprietary LP-E17
Usable Battery Types: 1720mAh Lithium-ion rechargeable Lithium-ion rechargeble
Batteries Included: 1 x Proprietary BLH-1 Lithium-ion rechargeable 1 x Proprietary LP-E17 Lithium-ion rechargeble
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes Yes
Internal Charging Supported: No No
Software
Included Software: Olympus Viewer 3  
OS Compatibility:    
Miscellaneous
Notes & Features: