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Nikon D850 vs Pentax K-3

Portability
54
Imaging
77
Features
87
Overall
81
Nikon D850 front
 
Pentax K-3 front
Portability
59
Imaging
65
Features
85
Overall
73

Nikon D850 vs Pentax K-3 Key Specs

Nikon D850
(Full Review)
  • 46MP - Full frame Sensor
  • 3.2" Tilting Display
  • ISO 64 - 25600 (Expand to 102400)
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Nikon F Mount
  • 1015g - 146 x 124 x 79mm
  • Released August 2017
  • Superseded the Nikon D810
Pentax K-3
(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
  • Launched April 2014
  • Refreshed by Pentax K-3 II
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Nikon D850 vs Pentax K-3 Overview

The following is a in depth assessment of the Nikon D850 and Pentax K-3, both Advanced DSLR cameras by brands Nikon and Pentax. There is a considerable difference among the image resolutions of the D850 (46MP) and K-3 (24MP) and the D850 (Full frame) and K-3 (APS-C) boast totally different sensor measurements.

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The D850 was unveiled 3 years after the K-3 which is a fairly large difference as far as camera tech is concerned. Each of these cameras have the same body design (Mid-size SLR).

Before we go into a comprehensive comparison, here is a concise summary of how the D850 grades against the K-3 when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Nikon D850 over the Pentax K-3

 D850 K-3 
LaunchedAugust 2017April 2014Newer by 42 months
Screen typeTiltingFixed Tilting screen
Screen resolution2359k1037kClearer screen (+1322k dot)
Touch screen Quickly navigate

Reasons to pick Pentax K-3 over the Nikon D850

 K-3 D850 

Common features in the Nikon D850 and Pentax K-3

 D850 K-3 
Manual focus Very precise focus
Screen dimensions3.2"3.2"Equal screen measurements
Selfie screen Absent selfie screen

Nikon D850 vs Pentax K-3 Physical Comparison

For anyone who is aiming to travel with your camera often, you have to factor in its weight and dimensions. The Nikon D850 offers outer dimensions of 146mm x 124mm x 79mm (5.7" x 4.9" x 3.1") having a weight of 1015 grams (2.24 lbs) whilst the Pentax K-3 has dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs).

Look at the Nikon D850 and Pentax K-3 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will vary depending on the lens you are utilizing at that moment. The following is a front view over all size comparison of the D850 against the K-3.

Nikon D850 vs Pentax K-3 size comparison

Factoring in size and weight, the portability rating of the D850 and K-3 is 54 and 59 respectively.

Nikon D850 vs Pentax K-3 top view buttons comparison

Nikon D850 vs Pentax K-3 Sensor Comparison

Usually, it is tough to visualise the contrast in sensor dimensions merely by going through specifications. The picture here may provide you a better sense of the sensor sizes in the D850 and K-3.

To sum up, both of these cameras have different resolutions and different sensor dimensions. The D850 with its bigger sensor will make getting shallower depth of field less difficult and the Nikon D850 will show more detail having an extra 22 Megapixels. Higher resolution can also allow you to crop photographs a bit more aggressively. The younger D850 will have a benefit when it comes to sensor innovation.

Nikon D850 vs Pentax K-3 sensor size comparison

Nikon D850 vs Pentax K-3 Screen and ViewFinder

Nikon D850 vs Pentax K-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Nikon D850
Portrait photography with Pentax K-3
86
manual focus
sensor resolution is amazing (46 megapixels)
sensor size is big (Full frame)
includes face detection focusing
delivers RAW formats
79
focusing manually
good megapixels (24MP)
good sensor size (APS-C)
supports face detect autofocus
exports RAW formats
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Street Comparison

Nikon D850 Street photography details
Pentax K-3 Street photography details
66
screen tilts up and down
sensor size is big (Full frame)
delivers RAW formats
features touch to focus
environment proof
good ISO range (25,600)
no image stabilization
heavier than competitors (1,015g)
69
has image stabilization (Sensor based)
good sensor size (APS-C)
exports RAW formats
environment proof
great ISO range (51,200)
screen is fixed
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Sports Comparison

Nikon D850 Sports photography highlights
Pentax K-3 Sports photography highlights
82
maximum shutter speed is high (1/8,000 seconds)
sensor resolution is amazing (46MP)
sensor size is big (Full frame)
includes tracking autofocus
environment proof
better than average battery life (1,840 shots)
supports phase detect AF
no image stabilization
76
max shutter speed is good (1/8,000 seconds)
has image stabilization (Sensor based)
good megapixels (24 megapixels)
good sensor size (APS-C)
supports tracking focus
environment proof
comes with phase detect autofocus
not so great battery power (560 CIPA)
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Travel Comparison

Nikon D850 Travel photography info
Pentax K-3 Travel photography info
65
better than average battery life (1,840 CIPA)
environment proof
connects via bluetooth
features touch to focus
sensor resolution is amazing (46MP)
heavier than competitors (1,015 grams)
does not feature selfie friendly screen
60
environment proof
good megapixels (24 megapixels)
built-in flash
not so great battery power (560 CIPA)
display is not selfie friendly
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Landscape Comparison

Landscape photography with Nikon D850
Landscape photography with Pentax K-3
82
manual focus
swap lenses (Nikon F mount)
pretty good screen size (3.2 inch)
sensor resolution is amazing (46 megapixels)
sensor size is big (Full frame)
doesnt have anti aliasing filter
good ISO range (25,600)
delivers RAW formats
environment proof
better than average battery life (1,840 CIPA)
has dual storage slots
no image stabilization
77
focusing manually
interchangeable lenses (Pentax KAF2 mount)
nice screen size (3.2")
has image stabilization (Sensor based)
good megapixels (24MP)
good sensor size (APS-C)
doesnt have low pass filter
great ISO range (51,200)
exports RAW formats
environment proof
2 card slots
not so great battery power (560 shots)
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Vlogging Comparison

Vlogging with Nikon D850
Vlogging with Pentax K-3
29
built-in touchscreen
includes face detection focusing
great video quality (3840 x 2160 pixels)
comes with external mic jack
does not feature selfie friendly screen
no image stabilization
heavier than competitors (1,015 grams)
34
has image stabilization (Sensor based)
supports face detect autofocus
high video quality (1920 x 1080 resolution)
does have microphone support
display is not selfie friendly
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Nikon D850 vs Pentax K-3 Specifications

Detailed spec comparison table for Nikon D850 and Pentax K-3
 Nikon D850Pentax K-3
General Information
Make Nikon Pentax
Model type Nikon D850 Pentax K-3
Class Advanced DSLR Advanced DSLR
Released 2017-08-24 2014-04-10
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Processor Expeed 5 Prime III
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 35.9 x 23.9mm 23.5 x 15.6mm
Sensor surface area 858.0mm² 366.6mm²
Sensor resolution 46MP 24MP
Anti alias filter
Aspect ratio 1:1, 5:4, 3:2 and 16:9 3:2
Highest resolution 8256 x 5504 6016 x 4000
Highest native ISO 25600 51200
Highest boosted ISO 102400 -
Minimum native ISO 64 100
RAW images
Minimum boosted ISO 32 -
Autofocusing
Manual focusing
AF touch
Continuous AF
Single AF
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 153 27
Cross type focus points 99 25
Lens
Lens mount type Nikon F Pentax KAF2
Available lenses 309 151
Focal length multiplier 1 1.5
Screen
Type of display Tilting Fixed Type
Display sizing 3.2 inch 3.2 inch
Resolution of display 2,359k dots 1,037k dots
Selfie friendly
Liveview
Touch operation
Display tech - TFT LCD monitor
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.75x 0.64x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/8000s 1/8000s
Continuous shooting rate 7.0 frames/s 8.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash 13.00 m (at ISO 100)
Flash settings Front-curtain sync (normal), Rear-curtain sync, Red-eye reduction, Red-eye reduction with slow sync, Slow sync Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual
External flash
Auto exposure bracketing
White balance bracketing
Highest flash synchronize 1/250s 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p, MOV, H.264, Linear PCM 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p)
Highest video resolution 3840x2160 1920x1080
Video file format MPEG-4 MPEG-4, H.264
Microphone support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1015 gr (2.24 pounds) 800 gr (1.76 pounds)
Physical dimensions 146 x 124 x 79mm (5.7" x 4.9" x 3.1") 131 x 100 x 77mm (5.2" x 3.9" x 3.0")
DXO scores
DXO All around rating 100 80
DXO Color Depth rating 26.4 23.7
DXO Dynamic range rating 14.8 13.4
DXO Low light rating 2660 1216
Other
Battery life 1840 photos 560 photos
Form of battery Battery Pack Battery Pack
Battery ID EN-EL15a D-LI90
Self timer Yes (2, 5, 10, 20 secs) Yes ( 2 or 12 seconds)
Time lapse shooting
Storage type SD/SDHC/SDXC (UHS-II supported) + XQD Dual SD/SDHC/SDXC
Card slots 2 2
Retail cost $2,997 $639