Clicky

Pentax K-3 III vs Sigma SD14

Portability
58
Imaging
72
Features
86
Overall
77
Pentax K-3 Mark III front
 
Sigma SD14 front
Portability
59
Imaging
43
Features
30
Overall
37

Pentax K-3 III vs Sigma SD14 Key Specs

Pentax K-3 III
(Full Review)
  • 26MP - APS-C Sensor
  • 3.2" Fixed Screen
  • ISO 100 - 1600000
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Pentax KAF2 Mount
  • 820g - 135 x 104 x 74mm
  • Announced March 2021
Sigma SD14
(Full Review)
  • 5MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 800 (Bump to 1600)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Launched September 2006
  • Replaced the Sigma SD10
  • Newer Model is Sigma SD15
Snapchat Adds Watermarks to AI-Created Images

Pentax K-3 III vs Sigma SD14 Overview

Below, we are comparing the Pentax K-3 III and Sigma SD14, both Advanced DSLR cameras by rivals Pentax and Sigma. There exists a big gap among the sensor resolutions of the K-3 III (26MP) and SD14 (5MP) but they come with the exact same sensor dimensions (APS-C).

Body cameras now worn by bakery staff to deter stealing

The K-3 III was revealed 14 years after the SD14 which is a fairly big gap as far as camera technology is concerned. Both the cameras come with the identical body type (Mid-size SLR).

Before we go through a complete comparison, below is a short synopsis of how the K-3 III scores vs the SD14 in the way of portability, imaging, features and an overall mark.

President Biden pushes bill mandating TikTok sale or ban
	
	

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

 K-3 III SD14 
LaunchedMarch 2021September 2006Newer by 177 months
Display dimension3.2"2.5"Larger display (+0.7")
Display resolution1620k150kSharper display (+1470k dot)
Touch friendly display Easily navigate

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

 SD14 K-3 III 

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

 K-3 III SD14 
Manually focus More accurate focus
Display typeFixed Fixed Fixed display
Selfie screen Lacking selfie screen

Pentax K-3 III vs Sigma SD14 Physical Comparison

For anyone who is going to travel with your camera, you will want to factor in its weight and proportions. The Pentax K-3 III has got exterior measurements of 135mm x 104mm x 74mm (5.3" x 4.1" x 2.9") having a weight of 820 grams (1.81 lbs) and the Sigma SD14 has measurements of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") along with a weight of 750 grams (1.65 lbs).

Look at the Pentax K-3 III and Sigma SD14 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have chosen at that moment. Following is the front view scale comparison of the K-3 III against the SD14.

Pentax K-3 III vs Sigma SD14 size comparison

Looking at dimensions and weight, the portability rating of the K-3 III and SD14 is 58 and 59 respectively.

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

Pentax K-3 III vs Sigma SD14 Sensor Comparison

More often than not, its difficult to envision the difference in sensor dimensions purely by going through specs. The picture underneath might offer you a greater sense of the sensor measurements in the K-3 III and SD14.

All in all, each of the cameras posses the exact same sensor measurements but not the same resolution. You should anticipate the Pentax K-3 III to show extra detail because of its extra 21 Megapixels. Greater resolution can also help you crop images somewhat more aggressively. The younger K-3 III will have an advantage with regard to sensor tech.

Pentax K-3 III vs Sigma SD14 sensor size comparison

Pentax K-3 III vs Sigma SD14 Screen and ViewFinder

Pentax K-3 III vs Sigma SD14 Screen and Viewfinder comparison
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes

Photography Type Scores

Portrait Comparison

Pentax K-3 III as a Portrait photography camera
Sigma SD14 as a Portrait photography camera
83
you can focus manually
fantastic megapixels (26 megapixels)
nice sensor size (APS-C)
provides face detection focus
saves RAW files
49
manual focus
decent sensor size (APS-C)
saves RAW files
no liveview feature
low MP (5 megapixels)
Sora from OpenAI releases its first ever music video

Street Comparison

Pentax K-3 III Street photography advice
Sigma SD14 Street photography advice
71
built in image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW files
offers focus by touch
weather proof
above average high ISO (1,600,000)
no moving screen
48
decent sensor size (APS-C)
saves RAW files
screen does not articulate
lack of image stabilization
low maximum ISO (800)
Photography Glossary

Sports Comparison

Pentax K-3 III as a Sports photography camera
Sigma SD14 as a Sports photography camera
79
maximum shutter speed is high (1/8,000 seconds)
built in image stabilization (Sensor based)
fantastic megapixels (26 megapixels)
nice sensor size (APS-C)
provides tracking autofocus
weather proof
sensor has phase detect auto focus
bad battery (800 CIPA)
29
decent sensor size (APS-C)
no liveview feature
painfully slow continuous shooting (3.0 frames per second)
lack of image stabilization
low MP (5 megapixels)
has no phase detect autofocus
Meta to Introduce 'AI-Generated' Labels for Media starting next month

Travel Comparison

Pentax K-3 III as a Travel photography camera
Sigma SD14 as a Travel photography camera
64
weather proof
has bluetooth
offers focus by touch
fantastic megapixels (26MP)
bad battery (800 CIPA)
doesn't offer selfie friendly screen
42
has built in flash
does not have Time Lapse recording
low MP (5MP)
doesn't feature selfie friendly screen
Apple Innovates by Creating Next-Level Optical Stabilization for iPhone

Landscape Comparison

Landscape photography with Pentax K-3 III
Landscape photography with Sigma SD14
80
you can focus manually
change lenses (Pentax KAF2 mount)
screen is a decent size (3.2")
built in image stabilization (Sensor based)
fantastic megapixels (26 megapixels)
nice sensor size (APS-C)
does not have anti-alias filter
above average high ISO (1,600,000)
saves RAW files
weather proof
two card slots
bad battery (800 per charge)
43
manual focus
change lenses (Sigma SA mount)
decent sensor size (APS-C)
saves RAW files
small screen (2.5 inches)
no liveview feature
lack of image stabilization
low MP (5 megapixels)
low maximum ISO (800)
does not have Time Lapse recording
Samsung Releases Faster Versions of EVO MicroSD Cards

Vlogging Comparison

Pentax K-3 III Vlogging features
Sigma SD14 Vlogging features
35
touchscreen enabled
built in image stabilization (Sensor based)
provides face detection focus
high res video (3840 x 2160 pixels)
includes external microphone socket
doesn't offer selfie friendly screen
9
lack of video recording
Photobucket discusses licensing 13 billion images with AI firms

Pentax K-3 III vs Sigma SD14 Specifications

Detailed spec comparison table for Pentax K-3 III and Sigma SD14
 Pentax K-3 Mark IIISigma SD14
General Information
Make Pentax Sigma
Model Pentax K-3 Mark III Sigma SD14
Type Advanced DSLR Advanced DSLR
Announced 2021-03-31 2006-09-26
Body design Mid-size SLR Mid-size SLR
Sensor Information
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor dimensions 23 x 15.5mm 20.7 x 13.8mm
Sensor surface area 356.5mm² 285.7mm²
Sensor resolution 26 megapixel 5 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2
Maximum resolution 6192 x 4128 2640 x 1760
Maximum native ISO 1600000 800
Maximum boosted ISO - 1600
Min native ISO 100 100
RAW data
Autofocusing
Focus manually
Touch to focus
Continuous AF
AF single
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 101 -
Cross focus points 25 -
Lens
Lens mounting type Pentax KAF2 Sigma SA
Number of lenses 156 76
Focal length multiplier 1.6 1.7
Screen
Range of screen Fixed Type Fixed Type
Screen diagonal 3.2 inches 2.5 inches
Resolution of screen 1,620k dot 150k dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 98 percent
Viewfinder magnification 0.7x 0.6x
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/8000 secs 1/4000 secs
Continuous shooting speed 12.0 frames per sec 3.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range no built-in flash -
Flash modes Auto, Auto + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow- speed Sync, Slow-speed Sync + Red-eye, P-TTL, Contrast-control-sync, High-speed sync, Wireless sync -
External flash
Auto exposure bracketing
White balance bracketing
Maximum flash sync 1/200 secs 1/180 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p, MOV, H.264, Linear PCM3840 x 2160 @ 24p, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 24p, MOV, H.264, Linear PCM -
Maximum video resolution 3840x2160 None
Video file format MPEG-4, H.264 -
Mic input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.2 Gen 1 (5 GBit/sec) USB 1.0 (1.5 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 820 grams (1.81 lbs) 750 grams (1.65 lbs)
Dimensions 135 x 104 x 74mm (5.3" x 4.1" x 2.9") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
DXO scores
DXO All around 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 800 pictures -
Form of battery Battery Pack -
Battery model D-LI90 -
Self timer Yes Yes (10 sec)
Time lapse shooting
Storage media Dual SD/SDHC/SDXC slots (UHS-II supported in slot 1) Compact Flash Type I or II
Storage slots Dual Single
Price at launch $1,999 $198