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Nikon D4s vs Pentax K-7

Portability
50
Imaging
64
Features
84
Overall
72
Nikon D4s front
 
Pentax K-7 front
Portability
60
Imaging
55
Features
69
Overall
60

Nikon D4s vs Pentax K-7 Key Specs

Nikon D4s
(Full Review)
  • 16MP - Full frame Sensor
  • 3.2" Fixed Screen
  • ISO 100 - 25600 (Bump to 409600)
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Nikon F Mount
  • 1350g - 160 x 157 x 91mm
  • Announced February 2014
  • Old Model is Nikon D4
  • Updated by Nikon D5
Pentax K-7
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 2000 (Increase to 6400)
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 750g - 131 x 97 x 73mm
  • Introduced October 2009
  • Replacement is Pentax K-5
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Nikon D4s vs Pentax K-7 Overview

Its time to look much closer at the Nikon D4s and Pentax K-7, one being a Pro DSLR and the latter is a Advanced DSLR by manufacturers Nikon and Pentax. The resolution of the D4s (16MP) and the K-7 (15MP) is pretty close but the D4s (Full frame) and K-7 (APS-C) offer totally different sensor sizing.

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The D4s was unveiled 4 years later than the K-7 and that is a fairly significant gap as far as camera tech is concerned. The two cameras feature different body design with the Nikon D4s being a Large SLR camera and the Pentax K-7 being a Mid-size SLR camera.

Before going straight to a in-depth comparison, here is a brief summary of how the D4s matches up versus the K-7 in terms of portability, imaging, features and an overall rating.

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Reasons to pick Nikon D4s over the Pentax K-7

 D4s K-7 
IntroducedFebruary 2014October 2009Fresher by 54 months
Screen size3.2"3"Bigger screen (+0.2")

Reasons to pick Pentax K-7 over the Nikon D4s

 K-7 D4s 

Common features in the Nikon D4s and Pentax K-7

 D4s K-7 
Manual focus Dial accurate focus
Screen typeFixed Fixed Fixed screen
Screen resolution921k921kIdentical screen resolution
Selfie screen Absent selfie screen
Touch friendly screen Neither contains Touch friendly screen

Nikon D4s vs Pentax K-7 Physical Comparison

If you're intending to carry your camera often, you will have to take into account its weight and dimensions. The Nikon D4s has got physical dimensions of 160mm x 157mm x 91mm (6.3" x 6.2" x 3.6") having a weight of 1350 grams (2.98 lbs) and the Pentax K-7 has dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 750 grams (1.65 lbs).

See the Nikon D4s and Pentax K-7 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will vary based on the lens you select during that time. Underneath is a front view proportions comparison of the D4s vs the K-7.

Nikon D4s vs Pentax K-7 size comparison

Factoring in size and weight, the portability score of the D4s and K-7 is 50 and 60 respectively.

Nikon D4s vs Pentax K-7 top view buttons comparison

Nikon D4s vs Pentax K-7 Sensor Comparison

Generally, it is tough to see the contrast in sensor sizing only by researching specs. The visual here should give you a greater sense of the sensor sizes in the D4s and K-7.

All in all, both of those cameras come with different megapixel count and different sensor sizing. The D4s with its bigger sensor will make shooting shallow DOF less difficult and the Nikon D4s will provide you with extra detail having an extra 1 Megapixels. Higher resolution will also let you crop photographs a good deal more aggressively. The more recent D4s is going to have an edge when it comes to sensor innovation.

Nikon D4s vs Pentax K-7 sensor size comparison

Nikon D4s vs Pentax K-7 Screen and ViewFinder

Nikon D4s vs Pentax K-7 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Nikon D4s as a Portrait photography camera
Pentax K-7 as a Portrait photography camera
78
manual focus
good MP (16MP)
sensor size is great (Full frame)
supports face detection autofocus
exports RAW formats
73
focusing manually
megapixel count decent (15MP)
good sensor size (APS-C)
has face detect focus
saves RAW files
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Street Comparison

Nikon D4s Street photography advice
Pentax K-7 Street photography advice
58
sensor size is great (Full frame)
exports RAW formats
weather proofing
great ISO range (25,600)
fixed screen
lack of image stabilization
66
image stabilization (Sensor based)
good sensor size (APS-C)
saves RAW files
weather proofing
no moving screen
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Sports Comparison

Sports photography with Nikon D4s
Sports photography with Pentax K-7
75
high shutter speed (1/8,000 seconds)
good MP (16 megapixels)
sensor size is great (Full frame)
supports tracking autofocus
weather proofing
good battery power (3,020 shots)
supports phase detect autofocus
lack of image stabilization
70
high shutter speed (1/8,000s)
image stabilization (Sensor based)
megapixel count decent (15MP)
good sensor size (APS-C)
weather proofing
supports phase detect auto focus
continuous shooting slow (5.0 fps)
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Travel Comparison

Nikon D4s Travel photography factors
Pentax K-7 Travel photography factors
62
good battery power (3,020 shots)
weather proofing
good MP (16 megapixels)
display is not selfie friendly
65
weather proofing
megapixel count decent (15 megapixels)
flash built-in
screen isn't selfie friendly
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Landscape Comparison

Nikon D4s Landscape photography highlights
Pentax K-7 Landscape photography highlights
76
manual focus
interchangeable lenses (Nikon F mount)
screen size is good (3.2")
good MP (16 megapixels)
sensor size is great (Full frame)
great ISO range (25,600)
exports RAW formats
weather proofing
good battery power (3,020 shots)
2 card slots
lack of image stabilization
78
focusing manually
change lenses (Pentax KAF2 mount)
screen size is decent (3 inches)
image stabilization (Sensor based)
megapixel count decent (15 megapixels)
good sensor size (APS-C)
saves RAW files
weather proofing
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Vlogging Comparison

Vlogging with Nikon D4s
Vlogging with Pentax K-7
28
supports face detection autofocus
good video quality (1920 x 1080 pixels)
comes with external microphone support
display is not selfie friendly
lack of image stabilization
25
image stabilization (Sensor based)
has face detect focus
screen isn't selfie friendly
video resolution low (1280 x 720 pxls)
lack of mic jack
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Nikon D4s vs Pentax K-7 Specifications

Detailed spec comparison table for Nikon D4s and Pentax K-7
 Nikon D4sPentax K-7
General Information
Brand Nikon Pentax
Model Nikon D4s Pentax K-7
Type Pro DSLR Advanced DSLR
Announced 2014-02-24 2009-10-02
Body design Large SLR Mid-size SLR
Sensor Information
Processor Expeed 4 Prime II
Sensor type CMOS CMOS
Sensor size Full frame APS-C
Sensor dimensions 36 x 23.9mm 23.4 x 15.6mm
Sensor area 860.4mm² 365.0mm²
Sensor resolution 16 megapixels 15 megapixels
Anti aliasing filter
Aspect ratio 5:4 and 3:2 3:2
Maximum resolution 4928 x 3280 4672 x 3104
Maximum native ISO 25600 2000
Maximum boosted ISO 409600 6400
Lowest native ISO 100 100
RAW files
Lowest boosted ISO 50 -
Autofocusing
Manual focus
AF touch
AF continuous
Single AF
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 51 11
Cross focus points 15 -
Lens
Lens mounting type Nikon F Pentax KAF2
Available lenses 309 151
Crop factor 1 1.5
Screen
Range of screen Fixed Type Fixed Type
Screen diagonal 3.2 inches 3 inches
Resolution of screen 921k dot 921k dot
Selfie friendly
Liveview
Touch friendly
Screen technology TFT LCD with brightness and color adjustment TFT color LCD with AR coating
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.7x 0.61x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/8000 seconds 1/8000 seconds
Continuous shooting speed 11.0 frames/s 5.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range no built-in flash 13.00 m
Flash settings Auto FP high-speed sync, front-curtain, rear-curtain, redeye reduction, redeye reduction w/slow sync, slow rear-curtain sync, off Auto, On, Off, Red-eye, Slow Sync, Rear Curtain, Wireless
Hot shoe
AEB
WB bracketing
Maximum flash sync 1/250 seconds 1/180 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (60, 50, 30, 25, 24 fps), 1280 x 720 (60, 50 fps), 640 x 424 (30, 25 fps) 1280 x 720 (30 fps), 1536 x 1024 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Maximum video resolution 1920x1080 1280x720
Video file format MPEG-4, H.264 Motion JPEG
Mic input
Headphone input
Connectivity
Wireless Optional None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1350g (2.98 pounds) 750g (1.65 pounds)
Physical dimensions 160 x 157 x 91mm (6.3" x 6.2" x 3.6") 131 x 97 x 73mm (5.2" x 3.8" x 2.9")
DXO scores
DXO All around score 89 61
DXO Color Depth score 24.4 22.6
DXO Dynamic range score 13.3 10.6
DXO Low light score 3074 536
Other
Battery life 3020 images 980 images
Battery format Battery Pack Battery Pack
Battery model EN-EL18a D-LI90
Self timer Yes (2-20 seconds, 1-9 exposures at intervals of 0.5, 1, 2, or 3 seconds) Yes (2 or 10 sec)
Time lapse recording
Storage media CompactFlash, XQD SD/SDHC/MMC
Storage slots Dual 1
Price at launch $6,498 $599