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Pentax Q7 vs Sigma DP2s

Portability
92
Imaging
37
Features
54
Overall
43
Pentax Q7 front
 
Sigma DP2s front
Portability
86
Imaging
43
Features
31
Overall
38

Pentax Q7 vs Sigma DP2s Key Specs

Pentax Q7
(Full Review)
  • 12MP - 1/1.7" Sensor
  • 3" Fixed Display
  • ISO 100 - 12800
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax Q Mount
  • 200g - 102 x 58 x 34mm
  • Revealed August 2013
  • Previous Model is Pentax Q10
Sigma DP2s
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 50 - 3200
  • 320 x 240 video
  • 41mm (F) lens
  • 280g - 113 x 60 x 56mm
  • Revealed February 2010
  • Succeeded the Sigma DP2
  • Successor is Sigma DP2x
Photography Glossary

Pentax Q7 vs Sigma DP2s Overview

Below is a extensive assessment of the Pentax Q7 vs Sigma DP2s, former being a Entry-Level Mirrorless while the latter is a Large Sensor Compact by competitors Pentax and Sigma. There exists a substantial gap among the image resolutions of the Q7 (12MP) and DP2s (5MP) and the Q7 (1/1.7") and DP2s (APS-C) boast different sensor dimensions.

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The Q7 was released 3 years later than the DP2s and that is a fairly big difference as far as camera technology is concerned. Each of the cameras have different body design with the Pentax Q7 being a Rangefinder-style mirrorless camera and the Sigma DP2s being a Large Sensor Compact camera.

Before diving right into a complete comparison, here is a short overview of how the Q7 grades against the DP2s when considering portability, imaging, features and an overall grade.

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Reasons to pick Pentax Q7 over the Sigma DP2s

 Q7 DP2s 
RevealedAugust 2013February 2010More recent by 43 months
Screen dimensions3"2.5"Bigger screen (+0.5")
Screen resolution460k230kClearer screen (+230k dot)

Reasons to pick Sigma DP2s over the Pentax Q7

 DP2s Q7 

Common features in the Pentax Q7 and Sigma DP2s

 Q7 DP2s 
Manual focus More accurate focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither offers selfie screen
Touch friendly screen Neither offers Touch friendly screen

Pentax Q7 vs Sigma DP2s Physical Comparison

For those who are planning to lug around your camera, you're going to have to factor in its weight and volume. The Pentax Q7 offers outer measurements of 102mm x 58mm x 34mm (4.0" x 2.3" x 1.3") with a weight of 200 grams (0.44 lbs) while the Sigma DP2s has sizing of 113mm x 60mm x 56mm (4.4" x 2.4" x 2.2") accompanied by a weight of 280 grams (0.62 lbs).

Check out the Pentax Q7 vs Sigma DP2s in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change based on the lens you are utilising at that moment. The following is a front view size comparison of the Q7 vs the DP2s.

Pentax Q7 vs Sigma DP2s size comparison

Factoring in dimensions and weight, the portability grade of the Q7 and DP2s is 92 and 86 respectively.

Pentax Q7 vs Sigma DP2s top view buttons comparison

Pentax Q7 vs Sigma DP2s Sensor Comparison

Sometimes, it is very difficult to visualize the gap in sensor measurements merely by researching a spec sheet. The photograph below should provide you a clearer sense of the sensor sizing in the Q7 and DP2s.

As you can see, both cameras have different resolutions and different sensor measurements. The Q7 because of its smaller sensor is going to make shooting shallower DOF tougher and the Pentax Q7 will result in extra detail as a result of its extra 7 Megapixels. Higher resolution can also allow you to crop pictures a bit more aggressively. The more modern Q7 should have an advantage when it comes to sensor innovation.

Pentax Q7 vs Sigma DP2s sensor size comparison

Pentax Q7 vs Sigma DP2s Screen and ViewFinder

Pentax Q7 vs Sigma DP2s Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax Q7 Portrait photography details
Sigma DP2s Portrait photography details
48
has manual focus
flash sync speed is above average (1/2,000s)
offers face detection focusing
delivers RAW files
resolution not great (12MP)
tiny sensor (1/1.7")
55
you can focus manually
sensor size is nice (APS-C)
supports RAW files
megapixel count low (5 megapixels)
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Street Comparison

Street photography with Pentax Q7
Street photography with Sigma DP2s
69
image stabilization (Sensor based)
delivers RAW files
lighter than competition (200 grams)
fixed screen
tiny sensor (1/1.7")
67
sensor size is nice (APS-C)
supports RAW files
lighter than others (280g)
fixed screen
does not have image stabilization
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Sports Comparison

Pentax Q7 Sports photography features
Sigma DP2s Sports photography features
32
image stabilization (Sensor based)
offers tracking autofocus
continuous shooting slow (5.0 frames/s)
resolution not great (12 megapixels)
tiny sensor (1/1.7")
low battery life (250 CIPA)
no phase detect AF
29
sensor size is nice (APS-C)
fixed focal length (41mm)
painfully slow continuous shooting (3.0 frames/s)
does not have image stabilization
megapixel count low (5 megapixels)
has no phase detect auto focus
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Travel Comparison

Travel photography with Pentax Q7
Travel photography with Sigma DP2s
60
lighter than competition (200g)
has built in flash
low battery life (250 per charge)
resolution not great (12MP)
display isn't selfie friendly
67
lighter than others (280g)
flash built-in
very good maximum aperture (f)
megapixel count low (5 megapixels)
display isn't selfie friendly
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Landscape Comparison

Pentax Q7 Landscape photography highlights
Sigma DP2s Landscape photography highlights
55
has manual focus
interchangeable lenses (Pentax Q mount)
screen is a good size (3")
image stabilization (Sensor based)
delivers RAW files
resolution not great (12 megapixels)
tiny sensor (1/1.7")
low battery life (250 CIPA)
48
you can focus manually
very good maximum aperture (f)
sensor size is nice (APS-C)
supports RAW files
cannot swap lens (fixed lens mount)
fixed focal length (41mm)
screen is small (2.5 inch)
does not have image stabilization
megapixel count low (5 megapixels)
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Vlogging Comparison

Pentax Q7 Vlogging factors
Sigma DP2s Vlogging factors
35
image stabilization (Sensor based)
offers face detection focusing
high quality video (1920 x 1080 pixels)
lighter than competition (200 grams)
display isn't selfie friendly
lack of external mic socket
28
very good maximum aperture (f)
lighter than others (280g)
display isn't selfie friendly
does not have image stabilization
video res low (320 x 240 pixels)
missing microphone port
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Pentax Q7 vs Sigma DP2s Specifications

Detailed spec comparison table for Pentax Q7 and Sigma DP2s
 Pentax Q7Sigma DP2s
General Information
Company Pentax Sigma
Model Pentax Q7 Sigma DP2s
Category Entry-Level Mirrorless Large Sensor Compact
Revealed 2013-08-08 2010-02-20
Body design Rangefinder-style mirrorless Large Sensor Compact
Sensor Information
Processor Chip - True II
Sensor type BSI-CMOS CMOS (Foveon X3)
Sensor size 1/1.7" APS-C
Sensor measurements 7.44 x 5.58mm 20.7 x 13.8mm
Sensor area 41.5mm² 285.7mm²
Sensor resolution 12 megapixel 5 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest Possible resolution 4000 x 3000 2640 x 1760
Maximum native ISO 12800 3200
Lowest native ISO 100 50
RAW files
Autofocusing
Manual focus
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Cross focus points - -
Lens
Lens mount Pentax Q fixed lens
Lens focal range - 41mm (1x)
Total lenses 8 -
Crop factor 4.8 1.7
Screen
Range of display Fixed Type Fixed Type
Display sizing 3 inch 2.5 inch
Resolution of display 460k dot 230k dot
Selfie friendly
Liveview
Touch capability
Display tech TFT color LCD monitor, wide angle viewing, AR coating -
Viewfinder Information
Viewfinder Optical (optional) None
Features
Min shutter speed 30 seconds 15 seconds
Max shutter speed 1/2000 seconds 1/2000 seconds
Continuous shutter speed 5.0fps 3.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range 4.90 m (ISO100/m) 4.30 m
Flash options P-TTL, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync Forced Flash, Red-Eye Reduction, Slow Synchro
Hot shoe
AE bracketing
WB bracketing
Max flash sync 1/2000 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions FullHD(1920x1080, 30fps/25fps/24fps), HD(1280x720,16:9,30fps/25fps/24fps), VGA(640x480,4:3,30fps/25fps/24fps) 320 x 240
Maximum video resolution 1920x1080 320x240
Video data format MPEG-4, H.264 Motion JPEG
Microphone jack
Headphone jack
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 200g (0.44 lbs) 280g (0.62 lbs)
Physical dimensions 102 x 58 x 34mm (4.0" x 2.3" x 1.3") 113 x 60 x 56mm (4.4" x 2.4" x 2.2")
DXO scores
DXO Overall score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 250 pictures -
Battery form Battery Pack -
Battery model D-LI68 -
Self timer Yes (12 sec, 2 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage media SD, SDHC, SDXC and Eye-Fi Card SD/SDHC/MMC card
Storage slots One One
Pricing at release $480 $940