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Nikon D850 vs Pentax K20D

Portability
54
Imaging
78
Features
87
Overall
81
Nikon D850 front
 
Pentax K20D front
Portability
59
Imaging
54
Features
52
Overall
53

Nikon D850 vs Pentax K20D Key Specs

Nikon D850
(Full Review)
  • 46MP - Full frame Sensor
  • 3.2" Tilting Display
  • ISO 64 - 25600 (Increase to 102400)
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Nikon F Mount
  • 1015g - 146 x 124 x 79mm
  • Released August 2017
  • Superseded the Nikon D810
Pentax K20D
(Full Review)
  • 15MP - APS-C Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 3200 (Increase to 6400)
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 800g - 142 x 101 x 70mm
  • Announced June 2008
  • Succeeded the Pentax K10D
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Nikon D850 vs Pentax K20D Overview

Here, we will be reviewing the Nikon D850 and Pentax K20D, both Advanced DSLR digital cameras by competitors Nikon and Pentax. There is a big difference between the image resolutions of the D850 (46MP) and K20D (15MP) and the D850 (Full frame) and K20D (APS-C) offer totally different sensor measurements.

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The D850 was brought out 9 years later than the K20D and that is quite a big gap as far as tech is concerned. Both of the cameras feature the same body design (Mid-size SLR).

Before going straight to a more detailed comparison, here is a brief summary of how the D850 matches up versus the K20D when considering portability, imaging, features and an overall grade.

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Reasons to pick Nikon D850 over the Pentax K20D

 D850 K20D 
AnnouncedAugust 2017June 2008More recent by 112 months
Screen typeTiltingFixed Tilting screen
Screen size3.2"2.7"Bigger screen (+0.5")
Screen resolution2359k230kSharper screen (+2129k dot)
Touch friendly screen Quickly navigate

Reasons to pick Pentax K20D over the Nikon D850

 K20D D850 

Common features in the Nikon D850 and Pentax K20D

 D850 K20D 
Manually focus More precise focusing
Selfie screen Neither provides selfie screen

Nikon D850 vs Pentax K20D Physical Comparison

For those who are going to lug around your camera often, you're going to have to take into account its weight and measurements. The Nikon D850 provides outer dimensions of 146mm x 124mm x 79mm (5.7" x 4.9" x 3.1") and a weight of 1015 grams (2.24 lbs) and the Pentax K20D has proportions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") with a weight of 800 grams (1.76 lbs).

Compare the Nikon D850 and Pentax K20D in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will vary depending on the lens you are working with at that moment. Below is a front view overall size comparison of the D850 vs the K20D.

Nikon D850 vs Pentax K20D size comparison

Using size and weight, the portability grade of the D850 and K20D is 54 and 59 respectively.

Nikon D850 vs Pentax K20D top view buttons comparison

Nikon D850 vs Pentax K20D Sensor Comparison

Usually, its tough to visualise the gap between sensor measurements purely by going over specs. The photograph underneath will provide you a better sense of the sensor sizes in the D850 and K20D.

As you can plainly see, both the cameras feature different megapixels and different sensor measurements. The D850 because of its bigger sensor will make achieving shallower depth of field simpler and the Nikon D850 will deliver extra detail having its extra 31MP. Higher resolution will make it easier to crop pictures way more aggressively. The fresher D850 will have an edge with regard to sensor technology.

Nikon D850 vs Pentax K20D sensor size comparison

Nikon D850 vs Pentax K20D Screen and ViewFinder

Nikon D850 vs Pentax K20D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon D850 Portrait photography highlights
Pentax K20D Portrait photography highlights
86
focusing manually
great megapixels (46MP)
large sensor size (Full frame)
features face detect focus
supports RAW formats
72
manual focus
megapixel count good (15MP)
sensor size is decent (APS-C)
saves RAW formats
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Street Comparison

Nikon D850 Street photography details
Pentax K20D Street photography details
66
tilting screen
large sensor size (Full frame)
supports RAW formats
provides focus by touch
weather sealing
above average high ISO (25,600)
lack of image stabilization
more heavy than competition (1,015g)
65
image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
weather sealing
no moving screen
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Sports Comparison

Nikon D850 Sports photography advice
Pentax K20D Sports photography advice
82
high shutter speed (1/8,000 seconds)
great megapixels (46 megapixels)
large sensor size (Full frame)
features tracking focus
weather sealing
good battery pack (1,840 per charge)
comes with phase detect auto focus
lack of image stabilization
68
image stabilization (Sensor based)
megapixel count good (15MP)
sensor size is decent (APS-C)
weather sealing
sensor has phase detect auto focus
low frames per second (3.0 frames per second)
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Travel Comparison

Nikon D850 as a Travel photography camera
Pentax K20D as a Travel photography camera
65
good battery pack (1,840 CIPA)
weather sealing
has bluetooth
provides focus by touch
great megapixels (46MP)
more heavy than competition (1,015 grams)
does not posses selfie friendly display
64
weather sealing
megapixel count good (15 megapixels)
built-in flash
display is not selfie friendly
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Landscape Comparison

Landscape photography with Nikon D850
Landscape photography with Pentax K20D
82
focusing manually
switch lenses (Nikon F mount)
pretty good screen size (3.2 inches)
great megapixels (46MP)
large sensor size (Full frame)
does not have anti-alias filter
above average high ISO (25,600)
supports RAW formats
weather sealing
good battery pack (1,840 CIPA)
two card slots
lack of image stabilization
71
manual focus
interchangeable lenses (Pentax KAF2 mount)
image stabilization (Sensor based)
megapixel count good (15 megapixels)
sensor size is decent (APS-C)
saves RAW formats
weather sealing
screen is somewhat small (2.7 inches)
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Vlogging Comparison

Nikon D850 Vlogging details
Pentax K20D Vlogging details
30
has touchscreen
features face detect focus
video resolution high (3840 x 2160 pxls)
does have microphone socket
does not posses selfie friendly display
lack of image stabilization
more heavy than competition (1,015g)
9
no video shooting
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Nikon D850 vs Pentax K20D Specifications

Detailed spec comparison table for Nikon D850 and Pentax K20D
 Nikon D850Pentax K20D
General Information
Brand Nikon Pentax
Model type Nikon D850 Pentax K20D
Category Advanced DSLR Advanced DSLR
Released 2017-08-24 2008-06-25
Body design Mid-size SLR Mid-size SLR
Sensor Information
Chip Expeed 5 -
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 35.9 x 23.9mm 23.4 x 15.6mm
Sensor area 858.0mm² 365.0mm²
Sensor resolution 46 megapixel 15 megapixel
Anti alias filter
Aspect ratio 1:1, 5:4, 3:2 and 16:9 3:2
Highest resolution 8256 x 5504 4672 x 3104
Highest native ISO 25600 3200
Highest boosted ISO 102400 6400
Min native ISO 64 100
RAW data
Min boosted ISO 32 -
Autofocusing
Manual focusing
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 153 11
Cross type focus points 99 -
Lens
Lens mount type Nikon F Pentax KAF2
Amount of lenses 309 151
Crop factor 1 1.5
Screen
Display type Tilting Fixed Type
Display sizing 3.2 inches 2.7 inches
Display resolution 2,359 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100% 95%
Viewfinder magnification 0.75x 0.64x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/8000s 1/4000s
Continuous shooting speed 7.0fps 3.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Integrated flash
Flash distance no built-in flash 13.00 m (at ISO 100)
Flash modes Front-curtain sync (normal), Rear-curtain sync, Red-eye reduction, Red-eye reduction with slow sync, Slow sync Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless
External flash
AE bracketing
White balance bracketing
Maximum flash sync 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 -
Highest video resolution 3840x2160 None
Video file format MPEG-4 -
Microphone input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1015g (2.24 pounds) 800g (1.76 pounds)
Physical dimensions 146 x 124 x 79mm (5.7" x 4.9" x 3.1") 142 x 101 x 70mm (5.6" x 4.0" x 2.8")
DXO scores
DXO All around rating 100 65
DXO Color Depth rating 26.4 22.9
DXO Dynamic range rating 14.8 11.1
DXO Low light rating 2660 639
Other
Battery life 1840 photographs -
Battery format Battery Pack -
Battery ID EN-EL15a D-LI50
Self timer Yes (2, 5, 10, 20 secs) Yes (2 or 10 sec)
Time lapse shooting
Storage media SD/SDHC/SDXC (UHS-II supported) + XQD SD/MMC/SDHC card
Storage slots Dual 1
Cost at launch $2,997 $700