• 35mm 861.6mm2
  • 24.5 megapixels
  • ISO 100 - 1600
  • APS-C 369.7mm2
  • 12.4 megapixels
  • ISO 200 - 12,800
  • Detailed specifications
  • Nikon D3X
  • Pentax K-r
Links
Prices: Compare Prices  
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Nikon D2Xs
D2Xs vs D3X
Pentax K-x
K-x vs K-r
Successor:    
General
Model Number: D3X K-r
Alternate Model Number(s):    
Camera Format: Pro SLR SLR
Currently Manufactured: No No
Retail Price: $7999.95 $849.95
Street Price: $2,499.95  
Date Available: 2008-12-15 2010-10-15
Tripod Mount: Yes Yes
Weight: 49.1 oz (1,392 g)
includes batteries
30.1 oz (852 g)
includes batteries, kit lens
Size: 6.3 x 6.2 x 3.4 in.
(160 x 157 x 88 mm)
4.9 x 3.8 x 2.7 in.
(125 x 97 x 68 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 24.5 12.4
Sensor Format: 35mm APS-C
Sensor size: 861.6mm2 (35.90mm x 24.00mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 5.94 microns 5.53 microns
Focal Length Multiplier: 1.0x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 88 72
DxO Color Depth Score (bits): 24.7 22.9
DxO Dynamic Range Score (evs): 13.7 12.4
DxO Maximum Effective ISO Score (iso): 1,992 750
Image Capture
Image Resolution: 6048 x 4032 (24.4 MP, 3:2),
4544 x 3024 (13.7 MP, 3:2),
3024 x 2016 (6.1 MP, 3:2),
5056 x 4032 (20.4 MP, 5:4),
3792 x 3024 (11.5 MP, 5:4),
2528 x 2016 (5.1 MP, 5:4),
3968 x 2640 (10.5 MP, 3:2),
2976 x 1976 (5.9 MP, Other),
1984 x 1320 (2.6 MP, 3:2)
4288 x 2848 (12.2 MP, Other),
3936 x 2624 (10.3 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1728 x 1152 (2.0 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), TIFF; RAW (NEF), 12- or 14-bit JPEG (EXIF 2.21), 12-bit RAW (.PEF, .DNG)
Continuous-mode frames/second: 5.0 5.6
Video Capture
Can take movies: No Yes
Movie Resolution: 1280x720 (25)
640x480 (25)
Movie File Format:   AVI (Motion JPEG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: Yes No
HD Video Out: Yes No
HD Video Connection: HDMI
Lens & Optics
Lens Mount: Nikon F Pentax K (KA/KAF/KAF2/3)
Lens: n/a smc Pentax DA L 18-55mm f/3.5-5.6 AL
Focal Length (35mm equivalent):   27 - 84mm
Focal Length (actual):   18 - 55mm
Zoom Ratio:   3.00x
Aperture Range:   f/3.5 - 22 (W), f/5.6 - 38 (T)
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No No
Digital Zoom Values: n/a n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 51-point TTL phase detection via Nikon Multi-CAM 3500FX with 15 cross-type and 36 line-type sensors SAFOX IX TTL phase-detect 11-point (9 cross) AF: 11 pt auto, 5 pt auto, AF pt select, center/spot
Auto Focus Assist Light? No Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; eye-level pentaprism, interchangeable screen, 100%, 0.7x, 18mm eyepoint, -3.0 to +1.0 SLR type; eye-level pentamirror, ~96% coverage, ~0.85x mag., -2.5 to +1.5 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.70x 0.57x
Viewfinder Magnification (nominal/claimed): 0.70x 0.85x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 922,000 dots 921,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 27.0x 16.0x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 1600 12800
Minimum ISO (native): 100 200
ISO Settings: 100 - 1600, plus down to 50 in Lo-1, up to 6,400 in Hi-2 Auto: 200-12800 (1, 1/2, 1/3 EV steps), up to 1600 in Bulb, expandable to 100-25600; Manual: 200-12800 (1, 1/2, 1/3 EV steps), up to 1600 in Bulb, expandable to 100-25600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, seven manual modes can be preset with fine-tuning; color temperature setting, custom Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (D, N, W, L), Flash, CTE, Manual
Shutter Speed Range: 1/8000 - 30 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: 1005-pixel 3D Color Matrix Metering II, Center-weighted, Spot (1.5%) centered on selected focus area 16-segment Multi, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: None Picture (Portrait, Landscape, Macro, Action, Night Scene Portrait, Standard Flash Off), Scene (Night Scene, Surf & Snow, Food, Sunset, Kids, Pet, Candlelight, Museum, Stage Lighting [JPG], Night Snap [JPG], Night Scene HDR [JPG]), Sensitivity Priority
Self Timer: 2/5/10/20 seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: n/a On, off, redeye, slow sync, slow sync w redeye, slow sync w trailing curtain, wireless
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: n/a Depends on lens
Max Flash Sync: 1/250 1/180
Flash Exposure Compensation:   -2 to +1 EV in 0.5EV steps
External Flash Connection: ISO-type hot-shoe contact; safety lock provided; PC Sync terminal Hot Shoe
Built-In Wireless Flash Control:   Full TTL exposure
Image Storage
Usable Memory Types: CF1 / CF2 / Microdrive SD / SDHC / SDXC
UHS Support:    
Other Memory:    
Dual Card Slots: Yes No
RAW Capture Support: Yes Yes
Uncompressed Format: TIFF; RAW (NEF), 12- or 14-bit 12-bit RAW (.PEF, .DNG)
Movie File Format:   AVI (Motion JPEG)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Wired, 10-pin terminal or USB Optional IR
Connections (extended): HDMI Out (Type-A), DC Input, 10-pin Expansion Terminal IrSimple infrared data transfer
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <0.3 0.31
Cycle time for RAW shooting in single shot mode (seconds per frame): <0.3 0.31
Buffer size for RAW shooting in single shot mode (frames): 31 17
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? Yes No
JPEG shooting speed in burst mode (fps, max resolution): 5.0 5.6
Buffer size for JPEG shooting in burst mode (frames, max resolution): 31 30
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid): 0.16 seconds 0.11 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.050 seconds 0.098 seconds
Shutter lag (full AF, with flash):   0.15 seconds
Shutter Lag (prefocused): 0.045 seconds 0.097 seconds
Shutter Lag (notes): Live View Mode Full AF, Single-Area, Hand-Held Mode = 0.426s Full AF, Auto-Area, Hand-Held Mode = 0.606s Prefocused, Hand-Held Mode = 0.045s Prefocused, Tripod Mode = 0.418s OVF: Full AF lag, Auto-Area: 0.118s Live View: Contrast-Detect AF: 1.049s Phased-Detect AF: 1.197s Prefocused: 0.335s
Startup Time: 0.3 seconds 0.3 seconds
Play -> Record Time: 0.3 seconds 0.3 seconds
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 4400 shots 470 shots
Battery Life, Video:    
Battery Form Factor: Proprietary EN-EL4a Proprietary D-LI109
Usable Battery Types: Lithium Ion rechargeable Lithium-ion rechargeable or 4 AAs with D-BH109
Batteries Included: 1 x Proprietary EN-EL4a Lithium Ion rechargeable 1 x Proprietary D-LI109 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes
Internal Charging Supported: No
Software
Included Software: Software Suite CD-ROM Software CD-ROM S-SW110
OS Compatibility: Windows, Mac OS Windows XP/Vista/7, MacOS-X 10.3+
Miscellaneous
Notes & Features: 24.5MP version of the D3. 5fps full resolution burst speed, 7fps in DX crop mode at 10.5 megapixels. Sensor-shift shake reduction, new 11-point SAFOX IX AF system with viewfinder focus indicators, 3-inch hi-res LCD, 6fps burst mode, 720p movies, dual power source (lithium-ion battery pack or 4 AAs with optional D-BH109 battery holder), improved in-camera HDR image capture including a Night Scene HDR mode. Available in Traditional Black, Classic White and Red.