Camera Rocket Review Our evaluation of 70D vs 100D

Image Quality

RAW image quality independent of lens

EOS 70D
8.9
EOS 100D
8.7
DxOMark Low light, DxOMark Color depth and DxOMark Dynamic range

Focusing

How fast and easily does the camera nail focus

EOS 70D
9.6
EOS 100D
6.5
Focus lag, cross type focus points and focus points

Responsiveness

How much delay is there between you and your photo?

EOS 70D
9.3
EOS 100D
8.2
Focus lag, continuous shooting and Startup delay

Reviews

What do the experts think?

EOS 70D
9.5
EOS 100D
9.1
Reviews from canonwatch.com, 1001noisycameras.com, dpreview.com, techradar.com and 2 more

No winner declared

Too close to call

Benchmarks Real world tests of EOS 70D vs 100D

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

EOS 70D
926 ISO
EOS 100D
843 ISO

Focus lag Delay between fully pressing shutter to image capture

EOS 70D
75 ms
EOS 100D
264 ms

Shutter lag Delay to take a photo when prefocused

EOS 70D
59 ms
EOS 100D
76 ms

Startup delay Delay from power on to first photo

EOS 70D
700 ms
EOS 100D
600 ms

Continuous shooting Delay between fully pressing shutter to image capture

EOS 70D
7 fps
EOS 100D
4 fps

Battery life How many photos per battery charge (CIPA)

EOS 70D
920 photos
EOS 100D
380 photos

Features Key features of the EOS 70D  vs 100D 

Megapixels Maximum resolution images are captured at

EOS 70D
20 MP
EOS 100D
17.9 MP

Max ISO Maximum light sensitivity of the sensor

EOS 70D
25,600 ISO
EOS 100D
25,600 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

EOS 70D
0.59x
EOS 100D
0.54x

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

EOS 70D
16.9 microns
EOS 100D
18.5 microns

Reviews Word on the street

EOS 70D  vs 100D 

8.3
7.8

8.3
7.6
I was occasionally able to produce sharper images at ISO 1600 by shooting raw, but not always.
EOS 70D

10.0
8.0

Overall

9.0 Out of 10
8.2 Out of 10

Specifications Full list of technical specs

sensor

EOS 70D  vs
100D 
Type CMOS CMOS
Megapixels 20 MP 17.9 MP
Resolution 5472 x 3648 5184 x 3456
Size APS-C APS-C
Area 22.5 x 15 mm 22.3 x 14.9 mm
Crop factor 1.6x 1.6x
Pixel size 16.9 microns 18.5 microns
Light sensitivity 100 ISO to 12,800 ISO 100 ISO to 12,800 ISO
Light sensitivity (Boost) 12,800 ISO to 25,600 ISO Unknown to 25,600 ISO
Codecs
RAW
JPEG
CR2 14bit
Self cleaning sensor Yes Yes

focus system

Type Phase detection Hybrid detection
Focus points 19 9
Cross type focus points 19 1
Supports continuous Yes Yes

viewfinder

Viewfinder mirror Opaque Opaque
Viewfinder Yes Yes
Type Pentaprism Pentamirror
Coverage 98% 95%
Magnification 0.95x 0.87x
Viewfinder size 0.59x 0.54x

performance

Max continuous shooting 7 fps 4 fps
Battery life 920 380
Continuous shooting
4 fps, JPEG
7 fps
Focus lag 75 ms 264 ms
Shutter lag 59 ms 76 ms
Startup delay 700 ms 600 ms

video

EOS 70D  vs
100D 
Video 1920 x 1080 @ 30 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
Autofocus while shooting video Phase detection Contrast detection
Autofocus type Phase detection Contrast detection
Autofocus supports continuous Yes Yes

display

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

shutter

Min 30 s 30 s
Max 1/8000 s 1/4000 s

form factor

Size 145 x 106 x 79 mm 117 x 91 x 69 mm
Thickness 79 mm 69 mm
Weight 755 g 407 g
Is weather sealed Yes No

features

Includes a GPS No No
Supports HDR Yes Yes
WiFi 802.11 b/g/n None
Automatic panorama No No
Create realistic 3D images No No
Image stabilization
Canon EOS 70D
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Canon EOS 100D
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