• APS-C 372.9mm2
  • 12.3 megapixels
  • ISO 200 - 3200
  • APS-C 369.7mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • Detailed specifications
  • Nikon D90
  • Pentax K-7
Links
Prices:    
Manufacturer URL: Manufacturer website
Nikon D90 webpage
Manufacturer website
Predecessor: Nikon D80
D80 vs D90
Pentax K20D
K20D vs K-7
Successor: Nikon D7000
D90 vs D7000
Pentax K-5
K-7 vs K-5
General
Model Number: D90 K-7
Alternate Model Number(s):    
Camera Format: SLR Pro SLR
Currently Manufactured: No No
Retail Price: $1299.95 $1299.95
Street Price:    
Date Available: 2008-09-15 2009-07-15
Tripod Mount: Yes Yes
Weight: 40.0 oz (1,133 g)
includes batteries, kit lens
26.7 oz (758 g)
includes batteries
Size: 5.2 x 4.1 x 3.0 in.
(132 x 103 x 77 mm)
5.1 x 3.8 x 2.9 in.
(130 x 97 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 12.3 14.6
Sensor Format: APS-C APS-C
Sensor size: 372.88mm2 (23.60mm x 15.80mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 5.50 microns 5.07 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 73 61
DxO Color Depth Score (bits): 22.7 22.6
DxO Dynamic Range Score (evs): 12.5 10.6
DxO Maximum Effective ISO Score (iso): 977 536
Image Capture
Image Resolution: 4288 x 2848 (12.2 MP, Other),
3216 x 2136 (6.9 MP, Other),
2144 x 1424 (3.1 MP, Other)
4672 x 3104 (14.5 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), NEF (RAW), 12-bit; RAW+JPEG JPEG (EXIF 2.21), RAW (.PEF, .DNG)
Continuous-mode frames/second: 4.5 5.2
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (24)
640x424 (24)
320x216 (24)
1280x720 (30)
1536x1024 (30)
640x416 (30)
Movie File Format: AVI (Motion JPEG) AVI (Motion JPEG)
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder: Yes No
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Nikon F Pentax K (KA/KAF/KAF2)
Lens: Nikkor AF-S 18-105mm f/3.5 -5.6G ED VR n/a
Focal Length (35mm equivalent): 27 - 158mm  
Focal Length (actual): 18 - 105mm  
Zoom Ratio: 5.80x  
Aperture Range: f/3.5 -22 (W), f/5.6 -38 (T)  
Integrated ND Filter: No No
Normal Focus Range: 45 cm to Infinity
17.7 in to Infinity
 
Macro Focus Range:    
Filter Thread: 67.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: No No
Digital Zoom Values: n/a n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 11 point TTL phase detection with 3D focus tracking by Nikon Multi-CAM 1000 11-point TTL phase-matching (SAFOX VIII)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; fixed eye-level pentaprism, 96% coverage, 0.94x mag., 19.5mm eyepoint, -2 to +1 diopter SLR type; eye-level pentaprism, 100% coverage, 0.92x mag., -2.5 to 1.5 diopter
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.63x 0.61x
Viewfinder Magnification (nominal/claimed): 0.94x 0.92x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 921,000 dots
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 27.0x 32.0x
Top Deck Display: Yes Yes
Exposure
Maximum ISO (native): 3200 3200
Minimum ISO (native): 200 100
ISO Settings: Auto, ISO 200-3200, Lo-1=100, Hi-1=6400 Auto, 100, 200, 400, 800, 1600, 3200, 6400 (expanded)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, 7 manual modes with fine tuning, color temperature Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (W, D, N), Flash, Color Temperature
Shutter Speed Range: 1/4000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 3D Color Matrix Metering II (420-pixel RGB), Center-weighted, Spot TTL open-aperture: 77-segment, Center-weighted, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Portrait, Landscape, Close-up, Sports, Night Portrait Sensitivity Priority, Shutter and Aperture Priority, USER, Movie
Self Timer: 2 to 20 seconds 2 or 12 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Front-Curtain Sync, Red-Eye Reduction, Red-Eye Reduction with Slow Sync, Slow Sync, and Rear-Curtain Sync; supports Advanced Wireless Lighting system On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Wireless
Flash Guide Number (ISO 100): 12.0 m / 39.4 ft. 13.0 m / 42.7 ft.
Flash Range Description: Lens dependent Depends on lens
Max Flash Sync: 1/200 1/180
Flash Exposure Compensation: -3 to +1 EV in 0.3EV steps -2 to +1 EV in 0.5EV steps
External Flash Connection: Hot Shoe Hot Shoe, PC-Sync Socket
Built-In Wireless Flash Control: Full TTL exposure Full TTL exposure
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC
UHS Support: No UHS support  
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: NEF (RAW), 12-bit; RAW+JPEG RAW (.PEF, .DNG)
Movie File Format: AVI (Motion JPEG) AVI (Motion JPEG)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No No
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: Optional wired or wireless Wired or IR
Connections (extended): HDMI Out, DC In, 10-pin Accessory Port DC input, wired remote, external stereo mic jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.36 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.35 <0.3
Buffer size for RAW shooting in single shot mode (frames): 13 13
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.32  
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 4.5 5.2
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 20
RAW shooting speed in burst mode (fps): 4.1  
Buffer size for RAW shooting in burst mode (frames): 10  
RAW+JPEG shooting speed in burst mode (fps): 4.2  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 7  
Shutter lag (full AF, wide/mid): 0.21 seconds 0.09 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 2.29 seconds  
Shutter lag (prefocused, live view - DSLR): 0.519 seconds  
Shutter Lag (manual focus): 0.067 seconds 0.075 seconds
Shutter lag (full AF, with flash): 0.25 seconds 0.15 seconds
Shutter Lag (prefocused): 0.067 seconds 0.074 seconds
Shutter Lag (notes): Live View: Full autofocus: 2.294s Prefocused: 0.519s Live View Phase-Detect Full AF: 1.2 seconds Contrast-Detect Full AF: 2.3 seconds Prefocused: 0.405 second
Startup Time: 0.3 seconds 0.6 seconds
Play -> Record Time: 0.3 seconds 0.1 seconds
Flash cycle time, full power: 2.2 seconds 3.7 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 850 shots 740 shots
Battery Life, Video:    
Battery Form Factor: Proprietary EN-EL3e, optional MB-D80 battery pack Proprietary D-LI90
Usable Battery Types: Lithium Ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary EN-EL3e Lithium Ion rechargeable 1 x Proprietary D-LI90 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: PictureProject CD-ROM CD-ROM S-SW74/75
OS Compatibility: Windows, Mac OS Windows XP/Vista, MacOS 10.2 or later
Miscellaneous
Notes & Features: Live View with Face Detection, Dust Reduction, HDMI Output, Scene Recognition System, Active D-Lighting, Picture Control, Extensive In-camera Editing, GPS support. Sensor-shift image stabilization, new 77-segment metering system, Distortion and Lateral Chromatic Aberrations correction, High Dynamic Range (HDR) image capture mode, HD Movie capture (1280x720, 1536x1024, 640x416 all at 30 frames per second), HDMI output, magnesium alloy body.