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Pentax X70 vs Sigma DP2 Quattro

Portability
71
Imaging
34
Features
34
Overall
34
Pentax X70 front
 
Sigma DP2 Quattro front
Portability
70
Imaging
63
Features
38
Overall
53

Pentax X70 vs Sigma DP2 Quattro Key Specs

Pentax X70
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 50 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 26-624mm (F2.8-5.0) lens
  • 410g - 110 x 83 x 90mm
  • Released March 2009
Sigma DP2 Quattro
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • No Video
  • 45mm (F2.8) lens
  • 395g - 161 x 67 x 82mm
  • Released February 2014
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Pentax X70 vs Sigma DP2 Quattro Overview

Its time to look closer at the Pentax X70 versus Sigma DP2 Quattro, one is a Small Sensor Superzoom and the latter is a Large Sensor Compact by rivals Pentax and Sigma. There is a significant difference among the image resolutions of the X70 (12MP) and DP2 Quattro (20MP) and the X70 (1/2.3") and DP2 Quattro (APS-C) provide different sensor sizing.

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The X70 was launched 6 years before the DP2 Quattro which is a fairly sizable gap as far as camera tech is concerned. Both of these cameras feature different body design with the Pentax X70 being a SLR-like (bridge) camera and the Sigma DP2 Quattro being a Large Sensor Compact camera.

Before we go into a in depth comparison, here is a short highlight of how the X70 grades against the DP2 Quattro in terms of portability, imaging, features and an overall mark.

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Reasons to pick Pentax X70 over the Sigma DP2 Quattro

 X70 DP2 Quattro 

Reasons to pick Sigma DP2 Quattro over the Pentax X70

 DP2 Quattro X70 
ReleasedFebruary 2014March 2009Newer by 60 months
Screen size3"2.7"Bigger screen (+0.3")
Screen resolution920k230kCrisper screen (+690k dot)

Common features in the Pentax X70 and Sigma DP2 Quattro

 X70 DP2 Quattro 
Manually focus Very exact focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither provides selfie screen
Touch friendly screen Lack of Touch friendly screen

Pentax X70 vs Sigma DP2 Quattro Physical Comparison

In case you're aiming to travel with your camera, you should consider its weight and volume. The Pentax X70 provides external dimensions of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") and a weight of 410 grams (0.90 lbs) while the Sigma DP2 Quattro has sizing of 161mm x 67mm x 82mm (6.3" x 2.6" x 3.2") accompanied by a weight of 395 grams (0.87 lbs).

Take a look at the Pentax X70 versus Sigma DP2 Quattro in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilizing at that time. Following is a front view scale comparison of the X70 vs the DP2 Quattro.

Pentax X70 vs Sigma DP2 Quattro size comparison

Taking into account size and weight, the portability grade of the X70 and DP2 Quattro is 71 and 70 respectively.

Pentax X70 vs Sigma DP2 Quattro top view buttons comparison

Pentax X70 vs Sigma DP2 Quattro Sensor Comparison

Generally, it can be difficult to picture the difference in sensor dimensions only by going through specs. The picture below should give you a better sense of the sensor dimensions in the X70 and DP2 Quattro.

All in all, the two cameras come with different resolutions and different sensor dimensions. The X70 featuring a smaller sensor is going to make achieving shallower DOF tougher and the Sigma DP2 Quattro will show greater detail utilizing its extra 8 Megapixels. Higher resolution can also enable you to crop pictures a good deal more aggressively. The more aged X70 will be behind with regard to sensor tech.

Pentax X70 vs Sigma DP2 Quattro sensor size comparison

Pentax X70 vs Sigma DP2 Quattro Screen and ViewFinder

Pentax X70 vs Sigma DP2 Quattro Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax X70 Portrait photography highlights
Sigma DP2 Quattro Portrait photography highlights
28
has manual focus
no external flash support
MP count low (12MP)
sensor size is tiny (1/2.3")
no RAW format
77
manual focus
resolution is good (20MP)
sensor size is decent (APS-C)
features face detect focusing
saves RAW formats
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Street Comparison

Pentax X70 as a Street photography camera
Sigma DP2 Quattro as a Street photography camera
46
image stabilization (Sensor-shift)
screen is fixed
sensor size is tiny (1/2.3")
no RAW format
61
sensor size is decent (APS-C)
saves RAW formats
no moving screen
no image stabilization
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Sports Comparison

Pentax X70 as a Sports photography camera
Sigma DP2 Quattro as a Sports photography camera
50
incredible zoom range (26-624mm 24.0 x zoom)
image stabilization (Sensor-shift)
offers tracking autofocus
sensor has phase detect autofocus
MP count low (12MP)
sensor size is tiny (1/2.3")
48
resolution is good (20 megapixels)
sensor size is decent (APS-C)
fixed focal length (45mm)
continuous shooting slow (3.0 frames/s)
no image stabilization
doesn't have phase detect AF
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Travel Comparison

Pentax X70 Travel photography advice
Sigma DP2 Quattro Travel photography advice
52
has built in flash
reasonably wide (26mm)
great zoom (624mm)
doesn't have Time Lapse recording
MP count low (12 megapixels)
screen isn't selfie friendly
somewhat slow max aperture (f2.8)
53
resolution is good (20 megapixels)
doesn't have selfie friendly display
slow maximum aperture (f2.8)
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Landscape Comparison

Pentax X70 as a Landscape photography camera
Sigma DP2 Quattro as a Landscape photography camera
35
has manual focus
reasonably wide (26mm)
image stabilization (Sensor-shift)
cannot switch lenses (fixed lens mount)
somewhat slow max aperture (f2.8)
small screen (2.7")
MP count low (12MP)
sensor size is tiny (1/2.3")
no RAW format
doesn't have Time Lapse recording
59
manual focus
nice screen size (3 inch)
resolution is good (20 megapixels)
sensor size is decent (APS-C)
saves RAW formats
fixed lens (fixed lens mount)
fixed focal length (45mm)
slow maximum aperture (f2.8)
no image stabilization
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Vlogging Comparison

Pentax X70 as a Vlogging camera
Sigma DP2 Quattro as a Vlogging camera
24
reasonably wide (26mm)
image stabilization (Sensor-shift)
somewhat slow max aperture (f2.8)
screen isn't selfie friendly
video quality not great (1280 x 720 pxls)
doesn't have external mic jack
9
can't record video
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Pentax X70 vs Sigma DP2 Quattro Specifications

Detailed spec comparison table for Pentax X70 and Sigma DP2 Quattro
 Pentax X70Sigma DP2 Quattro
General Information
Brand Pentax Sigma
Model type Pentax X70 Sigma DP2 Quattro
Class Small Sensor Superzoom Large Sensor Compact
Released 2009-03-02 2014-02-13
Body design SLR-like (bridge) Large Sensor Compact
Sensor Information
Processor Chip - TRUE III engine
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 23.5 x 15.7mm
Sensor area 28.1mm² 369.0mm²
Sensor resolution 12MP 20MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Maximum resolution 4000 x 3000 5424 x 3616
Maximum native ISO 6400 6400
Lowest native ISO 50 100
RAW photos
Autofocusing
Manual focusing
Touch to focus
Continuous AF
Single AF
AF tracking
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 9 9
Lens
Lens support fixed lens fixed lens
Lens zoom range 26-624mm (24.0x) 45mm (1x)
Largest aperture f/2.8-5.0 f/2.8
Macro focusing distance 10cm -
Focal length multiplier 5.8 1.5
Screen
Display type Fixed Type Fixed Type
Display diagonal 2.7" 3"
Display resolution 230k dot 920k dot
Selfie friendly
Liveview
Touch screen
Display tech - TFT color LCD
Viewfinder Information
Viewfinder type Electronic None
Features
Slowest shutter speed 4 secs 30 secs
Maximum shutter speed 1/4000 secs 1/2000 secs
Continuous shooting speed - 3.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance 9.10 m no built-in flash
Flash modes - no built-in flash
External flash
AEB
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (30 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) -
Maximum video resolution 1280x720 None
Video file format Motion JPEG -
Microphone jack
Headphone jack
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 410 gr (0.90 lb) 395 gr (0.87 lb)
Physical dimensions 110 x 83 x 90mm (4.3" x 3.3" x 3.5") 161 x 67 x 82mm (6.3" x 2.6" x 3.2")
DXO scores
DXO All around rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery ID D-LI92 BP-51
Self timer Yes (2 or 10 sec) Yes (2 or 10 secs)
Time lapse feature
Storage media SD/SDHC, Internal -
Storage slots 1 1
Retail cost $200 $931