Camera Rocket Review Our evaluation of E-M5 II vs 5D Mark III

Image Quality

RAW image quality independent of lens

DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

Focus lag and focus points

Responsiveness

How much delay is there between you and your photo?

Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

Reviews from 43rumors.com, dpreview.com, trustedreviews.com and imaging-resource.com

Camera Rocket Score

Image Quality, Focusing, Responsiveness and Reviews

Winner
Canon EOS 5D Mark III 

Camera Rocket recommends the Canon EOS 5D Mark III  based on its image quality, focusing, responsiveness and reviews.

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Benchmarks Real world tests of OM-D E-M5 II vs EOS 5D Mark III

Low light image quality Highest ISO setting that still achieves great image quality

OM-D E-M5 II
896 ISO
EOS 5D Mark III
2,293 ISO

Focus lag Delay between fully pressing shutter to image capture

Shutter lag Delay to take a photo when prefocused

Startup delay Delay from power on to first photo

Continuous shooting Delay between fully pressing shutter to image capture

Battery life How many photos per battery charge (CIPA)

OM-D E-M5 II
360 photos
EOS 5D Mark III
950 photos

Features Key features of the OM-D E-M5 II  vs EOS 5D Mark III 

Megapixels Maximum resolution images are captured at

OM-D E-M5 II
15.9 MP
EOS 5D Mark III
22.3 MP

Max ISO Maximum light sensitivity of the sensor

OM-D E-M5 II
25,600 ISO
EOS 5D Mark III
102,400 ISO

Focus points How many different points the camera can focus on

Screen size Larger screens make it easier to preview and review photos

Viewfinder size Large viewfinders are brighter and more comfortable to use

Pixel size How much area of the sensor is dedicated to each pixel

OM-D E-M5 II
14.1 microns
EOS 5D Mark III
38.7 microns

Reviews Word on the street

OM-D E-M5 II  vs EOS 5D Mark III 

8.0
8.2
With the 5D Mark III's large images files it is advisable to use a fast CF memory card, especially if you are planning to shoot bursts in Raw+JPEG mode.
EOS 5D Mark III

9.0
9.0
Overall build quality is very high, with the E-M5’s magnesium alloy outer casing fully weather-sealed against dirt and moisture.
OM-D E-M5 II

Overall

8.5 Out of 10
8.8 Out of 10

Specifications Full list of technical specs

sensor

OM-D E-M5 II  vs
EOS 5D Mark III 
Type CMOS CMOS
Megapixels 15.9 MP 22.3 MP
Resolution 4608 x 3456 5456 x 4096
Size Four Thirds Full frame
Area 17.3 x 13 mm 36 x 24 mm
Crop factor 2.1x 1.0x
Pixel size 14.1 microns 38.7 microns
Light sensitivity 100 ISO to 25,600 ISO 100 ISO to 25,600 ISO

focus system

Type Contrast detection Phase detection
Focus points 81 61
Supports continuous Yes No

viewfinder

Viewfinder mirror None Opaque
Viewfinder Yes Yes
Type Electronic Pentaprism
Coverage 100% 100%
Magnification 1.48x 0.71x
Viewfinder size 0.71x 0.71x

performance

Max continuous shooting 10 fps 6 fps
Battery life 360 950
Continuous shooting
6 fps @ 5760 x 3840, JPEG, 65 shots
6 fps @ 5760 x 3840, RAW, 13 shots
10 fps
Focus lag 137 ms 120 ms
Shutter lag 46 ms 61 ms
Startup delay 800 ms 500 ms

video

OM-D E-M5 II  vs
EOS 5D Mark III 
Video 1920 x 1080 @ 60 fps 1920 x 1080 @ 30 fps
Shoots video in 24p Yes Yes
Shoots high speed video No No
External mic jack 3.5mm 3.5mm

display

Type LCD LCD
Size 3" 3.2"
Resolution 1,037 k dots 1,040 k dots
Has a touch screen Yes No
Has a flip out screen Yes No
Supports live view Yes Yes

shutter

Min 60 s 30 s
Max 1/8000 s 1/8000 s

form factor

Size 124 x 85 x 45 mm 152 x 116 x 76 mm
Thickness 45 mm 76 mm
Weight 469 g 950 g
Is weather sealed Yes Yes

features

Includes a GPS No No
WiFi None None
Image stabilization
Sensor shift
Olympus OM-D E-M5 II
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Canon EOS 5D Mark III
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