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Nikon D850 vs Pentax K-S1

Portability
54
Imaging
78
Features
87
Overall
81
Nikon D850 front
 
Pentax K-S1 front
Portability
69
Imaging
64
Features
70
Overall
66

Nikon D850 vs Pentax K-S1 Key Specs

Nikon D850
(Full Review)
  • 46MP - Full frame Sensor
  • 3.2" Tilting Display
  • ISO 64 - 25600 (Bump to 102400)
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Nikon F Mount
  • 1015g - 146 x 124 x 79mm
  • Launched August 2017
  • Old Model is Nikon D810
Pentax K-S1
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 558g - 121 x 93 x 70mm
  • Launched August 2014
  • Successor is Pentax K-S2
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Nikon D850 vs Pentax K-S1 Overview

Lets take a more detailed look at the Nikon D850 versus Pentax K-S1, both Advanced DSLR cameras by rivals Nikon and Pentax. There exists a big gap among the sensor resolutions of the D850 (46MP) and K-S1 (20MP) and the D850 (Full frame) and K-S1 (APS-C) come with different sensor sizing.

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The D850 was announced 3 years later than the K-S1 and that is a fairly big gap as far as camera technology is concerned. Each of these cameras come with the identical body type (Mid-size SLR).

Before delving in to a complete comparison, below is a quick summation of how the D850 matches up against the K-S1 with regard to portability, imaging, features and an overall rating.

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Reasons to pick Nikon D850 over the Pentax K-S1

 D850 K-S1 
LaunchedAugust 2017August 2014Fresher by 37 months
Screen typeTiltingFixed Tilting screen
Screen dimension3.2"3"Bigger screen (+0.2")
Screen resolution2359k921kClearer screen (+1438k dot)
Touch friendly screen Quickly navigate

Reasons to pick Pentax K-S1 over the Nikon D850

 K-S1 D850 

Common features in the Nikon D850 and Pentax K-S1

 D850 K-S1 
Manual focus Very accurate focus
Selfie screen Neither includes selfie screen

Nikon D850 vs Pentax K-S1 Physical Comparison

If you're intending to carry your camera regularly, you should take into account its weight and size. The Nikon D850 features exterior measurements of 146mm x 124mm x 79mm (5.7" x 4.9" x 3.1") accompanied by a weight of 1015 grams (2.24 lbs) and the Pentax K-S1 has specifications of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).

Look at the Nikon D850 versus Pentax K-S1 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have chosen at the time. Underneath is the front view measurement comparison of the D850 vs the K-S1.

Nikon D850 vs Pentax K-S1 size comparison

Using dimensions and weight, the portability rating of the D850 and K-S1 is 54 and 69 respectively.

Nikon D850 vs Pentax K-S1 top view buttons comparison

Nikon D850 vs Pentax K-S1 Sensor Comparison

Quite often, it's tough to imagine the difference in sensor sizing merely by researching a spec sheet. The graphic underneath will offer you a clearer sense of the sensor sizing in the D850 and K-S1.

As you can see, both of these cameras have got different megapixels and different sensor sizing. The D850 using its bigger sensor is going to make shooting shallow DOF easier and the Nikon D850 will provide you with more detail with its extra 26 Megapixels. Higher resolution can also enable you to crop pictures much more aggressively. The more modern D850 should have an advantage with regard to sensor tech.

Nikon D850 vs Pentax K-S1 sensor size comparison

Nikon D850 vs Pentax K-S1 Screen and ViewFinder

Nikon D850 vs Pentax K-S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon D850 Portrait photography features
Pentax K-S1 Portrait photography features
86
manual focus
MP count fantastic (46MP)
great sensor size (Full frame)
has face detect autofocus
supports RAW files
78
has manual focus
good MP (20 megapixels)
decent sensor size (APS-C)
provides face detect focusing
exports RAW files
Photography Glossary

Street Comparison

Nikon D850 as a Street photography camera
Pentax K-S1 as a Street photography camera
66
screen tilts up and down
great sensor size (Full frame)
supports RAW files
offers touch to focus
weather proofing
above average ISO range (25,600)
lack of image stabilization
more heavy than competitors (1,015 grams)
73
has image stabilization (Sensor based)
decent sensor size (APS-C)
exports RAW files
lighter than average (558 grams)
very good high ISO (51,200)
screen does not articulate
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Sports Comparison

Nikon D850 Sports photography information
Pentax K-S1 Sports photography information
82
maximum shutter speed is high (1/8,000s)
MP count fantastic (46MP)
great sensor size (Full frame)
has tracking focus
weather proofing
great battery pack (1,840 per charge)
sensor has phase detect autofocus
lack of image stabilization
69
great max shutter speed (1/6,000s)
has image stabilization (Sensor based)
good MP (20MP)
decent sensor size (APS-C)
provides tracking focus
supports phase detect AF
continuous shooting slow (5.4 frames per second)
low battery power (410 shots)
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Travel Comparison

Nikon D850 Travel photography factors
Pentax K-S1 Travel photography factors
65
great battery pack (1,840 shots)
weather proofing
connects via bluetooth
offers touch to focus
MP count fantastic (46 megapixels)
more heavy than competitors (1,015g)
display isn't selfie friendly
60
lighter than average (558g)
good MP (20MP)
has built in flash
does not have Timelapse function
low battery power (410 per charge)
display isn't selfie friendly
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Landscape Comparison

Nikon D850 as a Landscape photography camera
Pentax K-S1 as a Landscape photography camera
82
manual focus
switch lenses (Nikon F mount)
pretty good screen size (3.2 inch)
MP count fantastic (46 megapixels)
great sensor size (Full frame)
no low pass filter
above average ISO range (25,600)
supports RAW files
weather proofing
great battery pack (1,840 per charge)
two card slots
lack of image stabilization
73
has manual focus
switch lenses (Pentax KAF2 mount)
good sized screen (3 inch)
has image stabilization (Sensor based)
good MP (20 megapixels)
decent sensor size (APS-C)
doesnt have anti-alias filter
very good high ISO (51,200)
exports RAW files
low battery power (410 per charge)
does not have Timelapse function
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Vlogging Comparison

Nikon D850 Vlogging advice
Pentax K-S1 Vlogging advice
30
screen is touchscreen
has face detect autofocus
great video quality (3840 x 2160 resolution)
includes microphone socket
display isn't selfie friendly
lack of image stabilization
more heavy than competitors (1,015g)
33
has image stabilization (Sensor based)
provides face detect focusing
video res high (1920 x 1080 pxls)
lighter than average (558 grams)
display isn't selfie friendly
does not have microphone port
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Nikon D850 vs Pentax K-S1 Specifications

Detailed spec comparison table for Nikon D850 and Pentax K-S1
 Nikon D850Pentax K-S1
General Information
Company Nikon Pentax
Model Nikon D850 Pentax K-S1
Category Advanced DSLR Advanced DSLR
Launched 2017-08-24 2014-08-27
Body design Mid-size SLR Mid-size SLR
Sensor Information
Processor Expeed 5 Prime MII
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 35.9 x 23.9mm 23.5 x 15.6mm
Sensor area 858.0mm² 366.6mm²
Sensor resolution 46MP 20MP
Anti aliasing filter
Aspect ratio 1:1, 5:4, 3:2 and 16:9 3:2
Maximum resolution 8256 x 5504 5472 x 3648
Maximum native ISO 25600 51200
Maximum boosted ISO 102400 -
Min native ISO 64 100
RAW images
Min boosted ISO 32 -
Autofocusing
Manual focus
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 153 11
Cross focus points 99 -
Lens
Lens mounting type Nikon F Pentax KAF2
Available lenses 309 151
Focal length multiplier 1 1.5
Screen
Display type Tilting Fixed Type
Display size 3.2 inch 3 inch
Display resolution 2,359 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100% 100%
Viewfinder magnification 0.75x 0.64x
Features
Lowest shutter speed 30 seconds 30 seconds
Highest shutter speed 1/8000 seconds 1/6000 seconds
Continuous shooting speed 7.0 frames per sec 5.4 frames per sec
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash range no built-in flash 10.00 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, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual
External flash
Auto exposure bracketing
White balance bracketing
Highest flash sync 1/250 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 3840 x 2160 @ 30p, MOV, H.264, Linear PCM 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps)
Maximum video resolution 3840x2160 1920x1080
Video format MPEG-4 H.264
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1015 gr (2.24 lbs) 558 gr (1.23 lbs)
Dimensions 146 x 124 x 79mm (5.7" x 4.9" x 3.1") 121 x 93 x 70mm (4.8" x 3.7" x 2.8")
DXO scores
DXO All around score 100 78
DXO Color Depth score 26.4 23.5
DXO Dynamic range score 14.8 13.0
DXO Low light score 2660 1061
Other
Battery life 1840 images 410 images
Battery form Battery Pack Battery Pack
Battery model EN-EL15a D-LI109
Self timer Yes (2, 5, 10, 20 secs) Yes ( 2 or 12 seconds)
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-II supported) + XQD SD/SDHC/SDXC
Storage slots 2 One
Retail pricing $2,997 $339