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Nikon D3X Vs Pentax 645D Medium Format Vs Nikon D3S Comparison

Nikon D3X Vs Pentax 645D Medium Format Vs Nikon D3S Comparison
ProductsD3X
Nikon D3X		645D Medium Format
Pentax 645D Medium Format		D3S
Nikon D3S
Prices



Whirlwire Rating319891219832431
Storage
Storage SlotCF
  • SD
  • SDHC
CF
Storage Slot Amount2 1 2
Sensor
Max Resolution6048 x 4032 7264 x 5440 4256 x 2832
Other Resolutions
  • 5056 x 403
  • 4544 x 3024
  • 3968 x 2640
  • 3792 x 3024
  • 3024 x 2016
  • 2528 x 2016
  • 1984 x 1320
N/A
  • 3552 x 2832
  • 3552 x 2368
  • 3184 x 2128
  • 2784 x 1848
  • 2656 x 1776
  • 2128 x 1416
  • 2080 x 1384
  • 1776 x 1416
  • 1776 x 1184
  • 1392 x 920
Image Ratio3:2 4:3
  • 5:4
  • 3:2
Megapixels24.5 40.0 12.1
SizeFull frame (35.9 x 24 mm) Medium format (44 x 33 mm) Full frame (36 x 23.9 mm)
TypeCMOS CCD CMOS
ProcessorExpeed Prime II Expeed
Screen / Viewfinder
Screen Size3.0 3.0 3.0
Screen Pixels920,000 921,000 921,000
Screen TypeTFT LCD TFT LCD TFT LCD
Live View N/A
Viewfinder TypeOptical (pentaprism) Optical (pentaprism) Optical (pentaprism)
Viewfinder Coverage100% 98% 100%
Viewfinder magnification0.7x 0.85 0.7x
Physical
Weather Sealed
BatteryBattery Pack Battery Pack Battery Pack
Battery ModelLithium-Ion EN-EL4a Lithium-Ion D-LI90 Lithium-Ion EN-EL4a
Battery Life (shots)4,400 550 4,200
Weight (grams)1,260 1,480 1,240
Dimensions160 x 157 x 88 mm 156 x 117 x 119 mm 160 x 157 x 88 mm
Optics & Focus
Autofocus
  • Contrast Detect (sensor)
  • Phase Detect
  • Multi-area
  • Selective single-point
  • Single
  • Continuous
  • Live View
  • Phase Detect
  • Multi-area
  • Selective single-point
  • Single
  • Continuous
  • Live View
  • Contrast Detect (sensor)
  • Phase Detect
  • Multi-area
  • Selective single-point
  • Single
  • Continuous
  • Live View
Manual Focus
Number of Focus Points51 11 51
Lens MountNikon F mount Pentax 645AF2 Nikon F mount
Crop1.0x 1 1.0x
Image
ISO Range100-1600 200-1600 200-12800
ISO Minimum50 100 100
ISO Maximum6,400 1,600 102,400
White Balance Presets12 8 12
Custom White Balance
Uncompressed FormatRAW RAW RAW
JPEG Quality Levels
  • Fine
  • Normal
  • Basic
  • Good
  • Best
Fine
File FormatNEF PEF NEF
Image StabilisationN/A N/A
Features
Minimum shutter speed30 sec 30 sec 30 sec
Maximum shutter speed1/8000 sec 1/4000 sec 1/8000 sec
Aperture Priority
Shutter Priority
Manual Exposure Mode
External Flash
Flash Modes
  • Auto
  • On
  • Off
  • Red-Eye
  • Slow Sync
  • Rear Curtain
  • Auto
  • On
  • Off
  • Red-Eye
  • Slow Sync
  • Rear Curtain
  • Front curtain
  • Rear Curtain
  • Red-Eye
  • Slow Sync
Flash X Sync Speed1/250 sec 1/125 sec 1/250 sec
FPS5 1 11
Self-timer
Exposure Compensation±5 (at 1/3 EV, 1/2 EV, 1 EV steps) ±5 (at 1/3 EV - 1/2 EV steps) ±5 (at 1/3 EV, 1/2 EV, 1 EV steps)
AE Bracketing2, 3, 5, 7 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV steps ±3 (2, 3, 5, 7 frames at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV steps)
WB BracketingYes (2 to 9 frames either blue/amber or magenta/green axis) N/A Yes (2 to 9 frames in either blue/amber or magenta/green axis)
Orientation Sensor
Timelapse Recording
GPSOptional N/A Optional
Metering ModesN/A
  • Multi
  • Center-weighted
  • Spot
N/A
Connectivity
USB
HDMI N/A
Remote Control
Body Type
Body TypeLarge SLR Large SLR Large SLR
Video Features
MicrophoneN/A Stereo
SpeakerN/A Mono
ResolutionsN/A 1080p @ 24fps
  • 720p @ 24fps
  • 424p @ 24fps
  • 216p @ 24fps
FormatN/A N/A MP4
External mic inputN/A N/A
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