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Pentax K-5 IIs vs Sigma SD1

Portability
60
Imaging
58
Features
83
Overall
68
Pentax K-5 IIs front
 
Sigma SD1 front
Portability
77
Imaging
55
Features
43
Overall
50

Pentax K-5 IIs vs Sigma SD1 Key Specs

Pentax K-5 IIs
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Push to 51200)
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 760g - 131 x 97 x 73mm
  • Announced June 2013
  • Succeeded the Pentax K-5
Sigma SD1
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 0 - 0
  • No Video
  • Sigma SA Mount
  • n/ag - 146 x 113 x 80mm
  • Announced September 2010
  • Later Model is Sigma SD1 Merrill
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Pentax K-5 IIs vs Sigma SD1 Overview

The following is a extensive review of the Pentax K-5 IIs vs Sigma SD1, both Advanced DSLR digital cameras by competitors Pentax and Sigma. The resolution of the K-5 IIs (16MP) and the SD1 (15MP) is fairly similar and they feature the same exact sensor sizes (APS-C).

Photography Glossary

The K-5 IIs was launched 2 years after the SD1 which is quite a big gap as far as tech is concerned. Each of these cameras offer the identical body type (Mid-size SLR).

Before delving through a in-depth comparison, below is a brief summation of how the K-5 IIs scores versus the SD1 with respect to portability, imaging, features and an overall mark.

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Reasons to pick Pentax K-5 IIs over the Sigma SD1

 K-5 IIs SD1 
AnnouncedJune 2013September 2010Newer by 33 months
Display resolution921k460kClearer display (+461k dot)

Reasons to pick Sigma SD1 over the Pentax K-5 IIs

 SD1 K-5 IIs 

Common features in the Pentax K-5 IIs and Sigma SD1

 K-5 IIs SD1 
Focus manually Very precise focusing
Display typeFixed Fixed Fixed display
Display sizing3"3"Equivalent display dimensions
Selfie screen Missing selfie screen
Touch friendly display Missing Touch friendly display

Pentax K-5 IIs vs Sigma SD1 Physical Comparison

If you are looking to travel with your camera often, you'll have to consider its weight and dimensions. The Pentax K-5 IIs comes with outer measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 760 grams (1.68 lbs) whilst the Sigma SD1 has dimensions of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") with a weight of n/a grams (0.00 lbs).

Contrast the Pentax K-5 IIs vs Sigma SD1 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are utilising during that time. The following is the front view scale comparison of the K-5 IIs compared to the SD1.

Pentax K-5 IIs vs Sigma SD1 size comparison

Looking at size and weight, the portability rating of the K-5 IIs and SD1 is 60 and 77 respectively.

Pentax K-5 IIs vs Sigma SD1 top view buttons comparison

Pentax K-5 IIs vs Sigma SD1 Sensor Comparison

Generally, it's tough to imagine the difference between sensor dimensions just by reviewing a spec sheet. The pic underneath will give you a much better sense of the sensor measurements in the K-5 IIs and SD1.

Clearly, both of these cameras enjoy the same exact sensor sizing but different resolution. You should anticipate the Pentax K-5 IIs to deliver more detail utilizing its extra 1 Megapixels. Greater resolution will enable you to crop photos far more aggressively. The more modern K-5 IIs should have an advantage in sensor tech.

Pentax K-5 IIs vs Sigma SD1 sensor size comparison

Pentax K-5 IIs vs Sigma SD1 Screen and ViewFinder

Pentax K-5 IIs vs Sigma SD1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-5 IIs Portrait photography factors
Sigma SD1 Portrait photography factors
74
manual focus
decent MP (16 megapixels)
sensor size is good (APS-C)
comes with face detection focus
exports RAW files
65
manual focus
MP count decent (15MP)
decent sensor size (APS-C)
delivers RAW files
no liveview
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Street Comparison

Pentax K-5 IIs Street photography info
Sigma SD1 Street photography info
67
built in image stabilization (Sensor based)
sensor size is good (APS-C)
exports RAW files
weather proof
screen is fixed
62
decent sensor size (APS-C)
delivers RAW files
weather sealing
screen does not articulate
lack of image stabilization
maximum ISO low (0)
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Sports Comparison

Sports photography with Pentax K-5 IIs
Sports photography with Sigma SD1
79
great max shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based)
decent MP (16MP)
sensor size is good (APS-C)
comes with tracking autofocus
weather proof
comes with phase detect auto focus
56
MP count decent (15MP)
decent sensor size (APS-C)
weather sealing
sensor has phase detect autofocus
no liveview
slow continuous shooting (5.0 frames per second)
lack of image stabilization
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Travel Comparison

Travel photography with Pentax K-5 IIs
Travel photography with Sigma SD1
65
weather proof
decent MP (16MP)
has built in flash
doesn't contain selfie friendly screen
65
weather sealing
MP count decent (15 megapixels)
has built in flash
missing Timelapse mode
does not have selfie friendly screen
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Landscape Comparison

Pentax K-5 IIs Landscape photography factors
Sigma SD1 Landscape photography factors
79
manual focus
change lenses (Pentax KAF2 mount)
screen is a decent size (3 inch)
built in image stabilization (Sensor based)
decent MP (16 megapixels)
sensor size is good (APS-C)
no low pass filter
exports RAW files
weather proof
61
manual focus
swap lenses (Sigma SA mount)
nice screen size (3")
MP count decent (15MP)
decent sensor size (APS-C)
delivers RAW files
weather sealing
no liveview
lack of image stabilization
maximum ISO low (0)
missing Timelapse mode
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Vlogging Comparison

Pentax K-5 IIs Vlogging information
Sigma SD1 Vlogging information
33
built in image stabilization (Sensor based)
comes with face detection focus
high video quality (1920 x 1080 resolution)
does have external microphone port
doesn't contain selfie friendly screen
9
no video recording
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Pentax K-5 IIs vs Sigma SD1 Specifications

Detailed spec comparison table for Pentax K-5 IIs and Sigma SD1
 Pentax K-5 IIsSigma SD1
General Information
Brand Name Pentax Sigma
Model Pentax K-5 IIs Sigma SD1
Type Advanced DSLR Advanced DSLR
Announced 2013-06-04 2010-09-21
Body design Mid-size SLR Mid-size SLR
Sensor Information
Processor Prime II Dual True II
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 23.7 x 15.7mm 24 x 16mm
Sensor surface area 372.1mm² 384.0mm²
Sensor resolution 16 megapixels 15 megapixels
Anti aliasing filter
Aspect ratio 3:2 -
Max resolution 4928 x 3264 4800 x 3200
Max native ISO 12800 -
Max enhanced ISO 51200 -
Min native ISO 100 -
RAW data
Min enhanced ISO 80 -
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 11 11
Cross focus points 9 2
Lens
Lens mount Pentax KAF2 Sigma SA
Available lenses 151 76
Crop factor 1.5 1.5
Screen
Range of screen Fixed Type Fixed Type
Screen sizing 3 inch 3 inch
Resolution of screen 921k dot 460k dot
Selfie friendly
Liveview
Touch screen
Screen tech TFT LCD monitor -
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 96 percent
Viewfinder magnification 0.61x 0.64x
Features
Minimum shutter speed 30 seconds 15 seconds
Fastest shutter speed 1/8000 seconds 1/2000 seconds
Continuous shutter speed 7.0 frames per sec 5.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash range 13.00 m (at ISO 100) -
Flash settings Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless -
Hot shoe
AE bracketing
White balance bracketing
Fastest flash sync 1/180 seconds -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 480 (25, 30 fps) -
Max video resolution 1920x1080 None
Video format Motion JPEG -
Microphone input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 760g (1.68 lbs) -
Dimensions 131 x 97 x 73mm (5.2" x 3.8" x 2.9") 146 x 113 x 80mm (5.7" x 4.4" x 3.1")
DXO scores
DXO Overall score 82 not tested
DXO Color Depth score 23.9 not tested
DXO Dynamic range score 14.1 not tested
DXO Low light score 1208 not tested
Other
Battery life 980 images -
Style of battery Battery Pack -
Battery model D-LI90 -
Self timer Yes ( 2 or 12 seconds) Yes
Time lapse feature
Storage media SD/SDHC/SDXC Compact Flash (Type I, UDMA compatible)
Storage slots 1 1
Pricing at release $749 $2,339