Benchmarks Real world tests of Pentax Q-S1 vs EOS 750D

Continuous shooting Delay between fully pressing shutter to image capture

Pentax Q-S1
5 fps
EOS 750D
5 fps

Battery life How many photos per battery charge (CIPA)

Pentax Q-S1
250 photos
EOS 750D
440 photos

Features Key features of the Pentax Q-S1  vs EOS 750D 

Megapixels Maximum resolution images are captured at

Pentax Q-S1
12 MP
EOS 750D
24 MP

Max ISO Maximum light sensitivity of the sensor

Pentax Q-S1
12,800 ISO
EOS 750D
25,600 ISO

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

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

Pentax Q-S1
3.5 microns
EOS 750D
13.8 microns

Specifications Full list of technical specs


Pentax Q-S1  vs
EOS 750D 
Megapixels 12 MP 24 MP
Resolution 4000 x 3000 6000 x 4000
Size 1/1.8" APS-C
Area 7.44 x 5.58 mm 22.3 x 14.9 mm
Crop factor 4.8x 1.6x
Pixel size 3.5 microns 13.8 microns
Light sensitivity 100 ISO to 12,800 ISO 100 ISO to 25,600 ISO

focus system

Type Contrast detection Phase detection
Supports continuous Yes Yes


Viewfinder mirror None Opaque
Viewfinder No Yes
Type N/A Pentamirror
Coverage N/A 95%
Magnification N/A 0.82x


Max continuous shooting 5 fps 5 fps
Battery life 250 440
Continuous shooting
5 fps


Includes a GPS No No
WiFi None 802.11n


Pentax Q-S1  vs
EOS 750D 
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 None 3.5mm


Size 3" 3"
Resolution 460 k dots 1,040 k dots
Has a touch screen No Yes
Has a flip out screen No Yes
Supports live view Yes Yes


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

form factor

Size 105 x 58 x 34 mm 132 x 101 x 78 mm
Thickness 34 mm 78 mm
Weight 203 g 555 g
Is weather sealed No No
Pentax Q-S1
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Canon EOS 750D
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