Pentax K-3 Review

Overall Score

79

Main Features

  • 24 MP APS-C CMOS Sensor
  • 100 - 51200 ISO
  • Sensor-shift Image Stabilization
  • 3" Fixed Screen
  • Optical (pentaprism) Viewfinder
  • 8 fps continuous shooting
  • 1920 x 1080 video resolution
  • Built-In Wireless
  • 131 x 100 x 77 mm, 800g.
  • Price Category:
  • Replaced by: K-3 II

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Pentax K-3 Overview


First introduced in April, 2014, Pentax K-3 is a 24 MP DSLR with a APS-C (23.5 x 15.6 mm) sized CMOS sensor.

Pentax replaced K-3 with Pentax K-3 II. Follow the link to read our detailed comparison of these models:

Compare Pentax K-3 with Pentax K-3 II


Pentax K-3 comes with a 23.5 x 15.6 mm CMOS sensor, which has a diagonal of 28.21 mm (1.1").

- Full Frame
- Pentax K-3

Sensor resolution of Pentax K-3 ~ 6019 x 3986 pixels.

Pentax K-3 has Crop Factor: 1.53

The sensor has a surface area of 366.6 mm².

There are approximate 23,991,734 photosites (pixels) on this area.


Proc and Cons of Pentax K-3


Get to know this camera closer. Let's look at the features and characteristics of this model. Compare Pentax K-3 with competitors in semi-pro dslr cameras.

Pros
Built-in Wireless
External Flash
AF Face Detection
24MP High Resolution Sensor
1037k dots Screen Resolution
1/8000s Max Shutter Speed
Manual Exposure Mode
Headphone Port
Timelapse Recording
25 Cross Focus Points
±5 AE Bracketing Range
Focus Bracketing
Sensor-shift Image Stabilization
Optical Viewfinder
RAW Support
51200 Max Native ISO
8.0 fps Continuous Shooting
Manual Focus
Microphone Port
Environmental Sealing
27 Focus Points
2 Storage Slots
Flash Sync Port
Cons
No Bluetooth
No Touch Screen
Low Battery Life: 560 shots
No Articulating Screen
Weight: 800g
Type Scores

Pentax K-3 has an Overall Score of 79/100 and ranked #23 out of 206 in DSLR cameras, and ranked #69 out of 1222 in all cameras.

Pentax K-3 Scores
Imaging score
62
Features score
85
Value for money score
91
Portability score
72
Overall score
79
Average Scores in Semi-Pro DSLR
Imaging Score
55
Features Score
58
Value For Money Score
73
Portability Score
70
Overall score
61

Physical Dimensions of Pentax K-3


Pentax K-3 weighs 800g and has external dimensions of 131 x 100 x 77mm (5.16 x 3.94 x 3.03"). Considering that the average weight of Semi-Pro DSLR cameras is 783g, Pentax K-3 is 17 grams more than the average weight of cameras in this category. Pentax K-3 is less by 10mm more than the average length in Semi-Pro DSLR.

Weight Comparison
Semi-Pro DSLR Cameras


Pentax K-3
800g
Average weight
783g
Min weight
479g
Max weight
1074g

Thickness Comparison
Semi-Pro DSLR Cameras


Pentax K-3
77mm
Average Thickness
75mm
Min Thickness
64mm
Max Thickness
86mm

Here is the front and top view image of Pentax K-3 with the dimensions:

Pentax K-3

Size Compared to Major Competitors


Model Weight K-3 Dimensions K-3
Pentax K-3 II Pentax K-3 II 800 g 800 g 131 x 100 x 77 mm 131 x 100 x 77 mm
Pentax K-S2 Pentax K-S2 678 g 800 g 91 x 123 x 73 mm 131 x 100 x 77 mm
Nikon D7200 Nikon D7200 765 g 800 g 136 x 107 x 76 mm 131 x 100 x 77 mm
Pentax K-70 Pentax K-70 688 g 800 g 126 x 93 x 74 mm 131 x 100 x 77 mm
Pentax K-5 II Pentax K-5 II 760 g 800 g 131 x 97 x 73 mm 131 x 100 x 77 mm
Nikon D7100 Nikon D7100 765 g 800 g 136 x 107 x 76 mm 131 x 100 x 77 mm
Nikon D5500 Nikon D5500 420 g 800 g 124 x 97 x 70 mm 131 x 100 x 77 mm
Pentax K-1 Pentax K-1 1010 g 800 g 137 x 110 x 86 mm 131 x 100 x 77 mm

Specifications of Pentax K-3


General
Brand Pentax
Model K-3
Announced April, 2014
Body Type Mid-size SLR
Lens
Lens Mount Pentax KAF2
Manual Focus
Focal Lens Multiplier 1.5
Number of Lenses 150
Macro Focus Range n/a
Screen
Screen Size 3"
Screen Type Fixed
Screen Resolution 1037k pixels
Touch Screen
Live View
Viewfinder
Viewfinder Optical (pentaprism)
Viewfinder Resolution no electronic viewfinder
Viewfinder Coverage 100%
Viewfinder Magnification 0.64
Autofocus
AF Touch
AF Continuous
AF Single
AF Tracking
AF Selective
AF Center
AF Multi Area
AF Live View
AF Face Detection
AF Contrast Detection
AF Phase Detection
Number of Focus Points 27
Number of Cross Focus Points 25
Photography Features
RAW Support
Min Shutter Speed 1/30 sec
Max Shutter Speed 1/8000 sec
Continuous Shooting 8.0 fps
Shutter Priority
Aperture Priority
Manual Exposure Mode
Exposure Compensation
Custom White Balance
Image Stabilization
Built-in Flash
Flash Range 13.00
Flash Modes Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual
External Flash
AE Bracketing
AE Bracketing Range ±5 EV
WB Bracketing
Sensor
Sensor Size APS-C
Sensor Type CMOS
Sensor Dimensions 23.5 x 15.6 mm
Sensor Area 366.6 mm²
Sensor Resolution 24 MP
Max Image Resolution 6016 x 4000
Max Native ISO 51200
Min Native ISO 100
Max Boosted ISO 0
Min Boosted ISO 0
Video Features
4K
Max Video Resolution 1920 x 1080
Video Formats MPEG-4, H.264
Timelapse Recording
Microphone Port
Headphone Port
Exposure Modes
Multi-Segment
Average
Spot
Partial
AF-Area
Center Weighted
Connectivity
GPS Optional
Wireless Connectivity Built-In
Bluetooth
HDMI
USB USB 3.0 (5 GBit/sec)
Battery
Battery Life 560 shots
Battery Type Battery Pack
Battery Model D-LI90
Physical
Weight 800 g
Physical Dimensions 131 x 100 x 77 mm
Environmental Sealing
Water Proof
Dust Proof
Shock Proof
Crush Proof
Freeze Proof
Shock Proof
Storage
Storage Type Dual SD/SDHC/SDXC
Storage Slots 2
Other Features
Self Timer
Selfie Friendly

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