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Pentax K-3 II vs Sigma SD14

Portability
59
Imaging
66
Features
84
Overall
73
Pentax K-3 II front
 
Sigma SD14 front
Portability
59
Imaging
42
Features
30
Overall
37

Pentax K-3 II vs Sigma SD14 Key Specs

Pentax K-3 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Screen
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Introduced April 2015
  • Older Model is Pentax K-3
Sigma SD14
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 100 - 800 (Expand to 1600)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Launched September 2006
  • Earlier Model is Sigma SD10
  • Renewed by Sigma SD15
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Pentax K-3 II vs Sigma SD14 Overview

Lets take a more detailed look at the Pentax K-3 II vs Sigma SD14, both Advanced DSLR digital cameras by manufacturers Pentax and Sigma. There exists a huge gap between the resolutions of the K-3 II (24MP) and SD14 (5MP) but both cameras posses the same sensor sizes (APS-C).

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The K-3 II was released 8 years later than the SD14 and that is quite a significant gap as far as technology is concerned. Both the cameras have the same body design (Mid-size SLR).

Before delving into a thorough comparison, here is a simple introduction of how the K-3 II matches up against the SD14 in terms of portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-3 II over the Sigma SD14

 K-3 II SD14 
LaunchedApril 2015September 2006More recent by 105 months
Screen dimensions3.2"2.5"Bigger screen (+0.7")
Screen resolution1037k150kCrisper screen (+887k dot)

Reasons to pick Sigma SD14 over the Pentax K-3 II

 SD14 K-3 II 

Common features in the Pentax K-3 II and Sigma SD14

 K-3 II SD14 
Manual focus Very exact focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Lack of selfie screen
Touch screen Lack of Touch screen

Pentax K-3 II vs Sigma SD14 Physical Comparison

If you are aiming to lug around your camera regularly, you will want to take into account its weight and volume. The Pentax K-3 II enjoys physical dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs) and the Sigma SD14 has sizing of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs).

Contrast the Pentax K-3 II vs Sigma SD14 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you choose at that time. Underneath is a front view dimensions comparison of the K-3 II and the SD14.

Pentax K-3 II vs Sigma SD14 size comparison

Looking at dimensions and weight, the portability score of the K-3 II and SD14 is 59 and 59 respectively.

Pentax K-3 II vs Sigma SD14 top view buttons comparison

Pentax K-3 II vs Sigma SD14 Sensor Comparison

Normally, it can be difficult to see the contrast between sensor measurements purely by checking technical specs. The visual below will give you a more clear sense of the sensor sizes in the K-3 II and SD14.

As you can tell, the 2 cameras have the same sensor dimensions albeit not the same MP. You should count on the Pentax K-3 II to give you greater detail as a result of its extra 19MP. Higher resolution can also let you crop pictures a bit more aggressively. The fresher K-3 II is going to have a benefit with regard to sensor tech.

Pentax K-3 II vs Sigma SD14 sensor size comparison

Pentax K-3 II vs Sigma SD14 Screen and ViewFinder

Pentax K-3 II vs Sigma SD14 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-3 II Portrait photography factors
Sigma SD14 Portrait photography factors
79
focusing manually
decent megapixels (24MP)
decent sensor size (APS-C)
features face detect focusing
supports RAW formats
49
has manual focus
sensor size is good (APS-C)
delivers RAW formats
no liveview
sensor resolution not great (5 megapixels)
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Street Comparison

Pentax K-3 II Street photography advice
Sigma SD14 Street photography advice
69
built in image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
environment proofing
very good high ISO (51,200)
fixed screen
48
sensor size is good (APS-C)
delivers RAW formats
screen does not articulate
no image stabilization
max ISO too low (800)
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Sports Comparison

Pentax K-3 II Sports photography information
Sigma SD14 Sports photography information
76
great max shutter speed (1/8,000s)
built in image stabilization (Sensor based)
decent megapixels (24 megapixels)
decent sensor size (APS-C)
features tracking focus
environment proofing
has phase detect AF
not so great battery pack (720 shots)
29
sensor size is good (APS-C)
no liveview
continuous shooting slow (3.0 frames per second)
no image stabilization
sensor resolution not great (5MP)
no phase detect AF
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Travel Comparison

Pentax K-3 II Travel photography features
Sigma SD14 Travel photography features
56
environment proofing
decent megapixels (24MP)
not so great battery pack (720 shots)
screen is not selfie friendly
42
has built in flash
lack of Time Lapse mode
sensor resolution not great (5 megapixels)
screen is not selfie friendly
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Landscape Comparison

Pentax K-3 II as a Landscape photography camera
Sigma SD14 as a Landscape photography camera
78
focusing manually
change lenses (Pentax KAF2 mount)
screen size is decent (3.2")
built in image stabilization (Sensor based)
decent megapixels (24MP)
decent sensor size (APS-C)
doesnt have low pass filter
very good high ISO (51,200)
supports RAW formats
environment proofing
has double storage slots
not so great battery pack (720 CIPA)
42
has manual focus
change lenses (Sigma SA mount)
sensor size is good (APS-C)
delivers RAW formats
small screen (2.5 inches)
no liveview
no image stabilization
sensor resolution not great (5MP)
max ISO too low (800)
lack of Time Lapse mode
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Vlogging Comparison

Pentax K-3 II Vlogging features
Sigma SD14 Vlogging features
34
built in image stabilization (Sensor based)
features face detect focusing
video res high (1920 x 1080 pixels)
has mic port
screen is not selfie friendly
9
no video
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Pentax K-3 II vs Sigma SD14 Specifications

Detailed spec comparison table for Pentax K-3 II and Sigma SD14
 Pentax K-3 IISigma SD14
General Information
Company Pentax Sigma
Model type Pentax K-3 II Sigma SD14
Class Advanced DSLR Advanced DSLR
Introduced 2015-04-23 2006-09-26
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Chip Prime III -
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor dimensions 23.5 x 15.6mm 20.7 x 13.8mm
Sensor surface area 366.6mm² 285.7mm²
Sensor resolution 24 megapixels 5 megapixels
Anti alias filter
Aspect ratio 3:2 3:2
Highest Possible resolution 6016 x 4000 2640 x 1760
Maximum native ISO 51200 800
Maximum enhanced ISO - 1600
Minimum native ISO 100 100
RAW support
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 27 -
Cross type focus points 25 -
Lens
Lens support Pentax KAF2 Sigma SA
Amount of lenses 151 76
Crop factor 1.5 1.7
Screen
Type of screen Fixed Type Fixed Type
Screen size 3.2 inches 2.5 inches
Screen resolution 1,037k dots 150k dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 98 percent
Viewfinder magnification 0.64x 0.6x
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/8000s 1/4000s
Continuous shutter rate 8.3 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Integrated flash
Flash distance no built-in flash -
Flash modes Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync (available with dedicated external flash) -
Hot shoe
Auto exposure bracketing
WB bracketing
Fastest flash synchronize 1/180s 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) -
Maximum video resolution 1920x1080 None
Video format MPEG-4, H.264 -
Mic support
Headphone support
Connectivity
Wireless Optional None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 1.0 (1.5 Mbit/sec)
GPS BuiltIn None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 800g (1.76 lbs) 750g (1.65 lbs)
Physical dimensions 131 x 100 x 77mm (5.2" x 3.9" x 3.0") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
DXO scores
DXO Overall rating 80 not tested
DXO Color Depth rating 23.6 not tested
DXO Dynamic range rating 13.6 not tested
DXO Low light rating 1106 not tested
Other
Battery life 720 pictures -
Battery style Battery Pack -
Battery ID D-LI90 -
Self timer Yes ( 2 or 12 seconds) Yes (10 sec)
Time lapse shooting
Type of storage Dual SD/SDHC/SDXC Compact Flash Type I or II
Card slots Two One
Price at release $829 $198