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Pentax X70 vs Sigma SD10

Portability
71
Imaging
35
Features
34
Overall
34
Pentax X70 front
 
Sigma SD10 front
Portability
54
Imaging
39
Features
27
Overall
34

Pentax X70 vs Sigma SD10 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
  • Revealed March 2009
Sigma SD10
(Full Review)
  • 3MP - APS-C Sensor
  • 1.8" Fixed Display
  • ISO 100 - 800 (Bump to 1600)
  • 1/6000s Max Shutter
  • No Video
  • Sigma SA Mount
  • 950g - 152 x 120 x 79mm
  • Released March 2004
  • Previous Model is Sigma SD9
  • Later Model is Sigma SD14
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Pentax X70 vs Sigma SD10 Overview

In this article, we are analyzing the Pentax X70 versus Sigma SD10, one is a Small Sensor Superzoom and the other is a Advanced DSLR by rivals Pentax and Sigma. There exists a huge gap among the resolutions of the X70 (12MP) and SD10 (3MP) and the X70 (1/2.3") and SD10 (APS-C) possess totally different sensor dimensions.

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The X70 was introduced 5 years after the SD10 which is a fairly significant gap as far as camera technology is concerned. Each of these cameras offer different body type with the Pentax X70 being a SLR-like (bridge) camera and the Sigma SD10 being a Mid-size SLR camera.

Before we go in to a detailed comparison, below is a simple overview of how the X70 grades against the SD10 in relation to portability, imaging, features and an overall mark.

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Reasons to pick Pentax X70 over the Sigma SD10

 X70 SD10 
ReleasedMarch 2009March 2004Newer by 61 months
Display sizing2.7"1.8"Larger display (+0.9")
Display resolution230k130kSharper display (+100k dot)

Reasons to pick Sigma SD10 over the Pentax X70

 SD10 X70 

Common features in the Pentax X70 and Sigma SD10

 X70 SD10 
Manual focus Dial exact focus
Display typeFixed Fixed Fixed display
Selfie screen Lacking selfie screen
Touch friendly display Lacking Touch friendly display

Pentax X70 vs Sigma SD10 Physical Comparison

When you are intending to travel with your camera often, you need to factor in its weight and measurements. The Pentax X70 provides outside dimensions of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") accompanied by a weight of 410 grams (0.90 lbs) whilst the Sigma SD10 has proportions of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") having a weight of 950 grams (2.09 lbs).

Look at the Pentax X70 versus Sigma SD10 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing at that time. Underneath is the front view size comparison of the X70 against the SD10.

Pentax X70 vs Sigma SD10 size comparison

Taking into account dimensions and weight, the portability rating of the X70 and SD10 is 71 and 54 respectively.

Pentax X70 vs Sigma SD10 top view buttons comparison

Pentax X70 vs Sigma SD10 Sensor Comparison

Normally, it is very hard to see the gap in sensor dimensions only by going through a spec sheet. The picture underneath may offer you a much better sense of the sensor sizes in the X70 and SD10.

Clearly, the 2 cameras offer different megapixel count and different sensor dimensions. The X70 using its smaller sensor will make achieving bokeh tougher and the Pentax X70 will provide more detail using its extra 9MP. Greater resolution will also help you crop images a little more aggressively. The fresher X70 will have an advantage when it comes to sensor tech.

Pentax X70 vs Sigma SD10 sensor size comparison

Pentax X70 vs Sigma SD10 Screen and ViewFinder

Pentax X70 vs Sigma SD10 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax X70 Portrait photography highlights
Sigma SD10 Portrait photography highlights
29
focusing manually
no external flash support
megapixel count low (12 megapixels)
sensor size is very small (1/2.3")
has no RAW format
47
you can focus manually
decent sensor size (APS-C)
exports RAW formats
does not have liveview
resolution not great (3 megapixels)
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Street Comparison

Street photography with Pentax X70
Street photography with Sigma SD10
46
has image stabilization (Sensor-shift)
screen is fixed
sensor size is very small (1/2.3")
has no RAW format
43
decent sensor size (APS-C)
exports RAW formats
screen does not articulate
does not have image stabilization
heavier than competition (950g)
maximum ISO low (800)
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Sports Comparison

Sports photography with Pentax X70
Sports photography with Sigma SD10
50
incredible zoom range (26-624mm 24.0 x zoom)
has image stabilization (Sensor-shift)
has tracking autofocus
comes with phase detect AF
megapixel count low (12 megapixels)
sensor size is very small (1/2.3")
36
high shutter speed (1/6,000s)
decent sensor size (APS-C)
does not have liveview
does not have image stabilization
resolution not great (3 megapixels)
doesn't have phase detect AF
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Travel Comparison

Pentax X70 Travel photography info
Sigma SD10 Travel photography info
52
flash built-in
rather wide (26mm)
very long reach (624mm)
does not have Time Lapse recording
megapixel count low (12 megapixels)
does not contain selfie friendly screen
slow maximum aperture (f2.8)
29
does not have Time Lapse mode
heavier than competition (950 grams)
resolution not great (3MP)
doesn't have selfie friendly display
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Landscape Comparison

Pentax X70 Landscape photography advice
Sigma SD10 Landscape photography advice
36
focusing manually
rather wide (26mm)
has image stabilization (Sensor-shift)
can't switch lenses (fixed lens mount)
slow maximum aperture (f2.8)
small screen (2.7 inch)
megapixel count low (12MP)
sensor size is very small (1/2.3")
has no RAW format
does not have Time Lapse recording
41
you can focus manually
switch lenses (Sigma SA mount)
decent sensor size (APS-C)
exports RAW formats
screen is small (1.8 inches)
does not have liveview
does not have image stabilization
resolution not great (3MP)
maximum ISO low (800)
does not have Time Lapse mode
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Vlogging Comparison

Pentax X70 Vlogging factors
Sigma SD10 Vlogging factors
24
rather wide (26mm)
has image stabilization (Sensor-shift)
slow maximum aperture (f2.8)
does not contain selfie friendly screen
low quality video (1280 x 720 pxls)
does not have external mic jack
9
can't shoot video
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Pentax X70 vs Sigma SD10 Specifications

Detailed spec comparison table for Pentax X70 and Sigma SD10
 Pentax X70Sigma SD10
General Information
Brand Pentax Sigma
Model type Pentax X70 Sigma SD10
Class Small Sensor Superzoom Advanced DSLR
Revealed 2009-03-02 2004-03-19
Body design SLR-like (bridge) Mid-size SLR
Sensor Information
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 20.7 x 13.8mm
Sensor area 28.1mm² 285.7mm²
Sensor resolution 12 megapixels 3 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest resolution 4000 x 3000 2268 x 1512
Highest native ISO 6400 800
Highest boosted ISO - 1600
Min native ISO 50 100
RAW images
Autofocusing
Manual focusing
Touch focus
AF continuous
AF single
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 9 -
Lens
Lens support fixed lens Sigma SA
Lens zoom range 26-624mm (24.0x) -
Maximal aperture f/2.8-5.0 -
Macro focusing distance 10cm -
Amount of lenses - 76
Crop factor 5.8 1.7
Screen
Range of display Fixed Type Fixed Type
Display sizing 2.7 inches 1.8 inches
Display resolution 230 thousand dot 130 thousand dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder coverage - 98%
Viewfinder magnification - 0.77x
Features
Lowest shutter speed 4s 30s
Highest shutter speed 1/4000s 1/6000s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash distance 9.10 m no built-in flash
External flash
AEB
WB bracketing
Highest flash sync - 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
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) -
Highest video resolution 1280x720 None
Video data format Motion JPEG -
Mic input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 1.0 (1.5 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 410g (0.90 lbs) 950g (2.09 lbs)
Dimensions 110 x 83 x 90mm (4.3" x 3.3" x 3.5") 152 x 120 x 79mm (6.0" x 4.7" x 3.1")
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 -
Self timer Yes (2 or 10 sec) Yes (10 sec)
Time lapse shooting
Storage media SD/SDHC, Internal Compact Flash Type I or II
Storage slots 1 1
Price at launch $200 $198