• APS-C 369.7mm2
  • 14.6 megapixels
  • ISO 100 - 3200
  • APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 25,600
  • Detailed specifications
  • Pentax K-7
  • Nikon D3400
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Pentax K20D
K20D vs K-7
Nikon D3300
D3300 vs D3400
Successor: Pentax K-5
K-7 vs K-5
Nikon D3500
D3400 vs D3500
General
Model Number: K-7 D3400
Alternate Model Number(s):    
Camera Format: Pro SLR SLR
Currently Manufactured: No Yes
Retail Price: $1299.95 $649.95
Street Price:   $496.95
Date Available: 2009-07-15 2016-09-01
Tripod Mount: Yes Yes
Weight: 26.7 oz (758 g)
includes batteries
22.8 oz (645 g)
includes batteries, kit lens
Size: 5.1 x 3.8 x 2.9 in.
(130 x 97 x 74 mm)
4.9 x 3.9 x 3.0 in.
(124 x 98 x 76 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:   Sony
Effective Megapixels: 14.6 24.2
Sensor Format: APS-C APS-C
Sensor size: 369.72mm2 (23.7mm x 15.6mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 5.07 microns 3.92 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed None
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No No
DxO Sensor Score: 61 86
DxO Color Depth Score (bits): 22.6 24.8
DxO Dynamic Range Score (evs): 10.6 13.9
DxO Maximum Effective ISO Score (iso): 536 1,192
Image Capture
Image Resolution: 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)
6000 x 4000 (24.0 MP, 3:2),
4496 x 3000 (13.5 MP, 3:2),
2992 x 2000 (6.0 MP, 3:2)
Image File Format: JPEG (EXIF 2.21), RAW (.PEF, .DNG) JPEG (EXIF 2.3), RAW (12-bit .NEF), RAW+JPEG
Continuous-mode frames/second: 5.2 5.1
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1280x720 (30)
1536x1024 (30)
640x416 (30)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p)
Movie File Format: AVI (Motion JPEG) MOV (Video: H.264/MPEG-4 AVC; Audio: Monaural Linear PCM)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: No n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Pentax K (KA/KAF/KAF2) Nikon F
Lens: n/a Nikkor AF-P DX NIKKOR 18-55mm f/3.5-5.6G VR
Focal Length (35mm equivalent):   27 - 83mm
Focal Length (actual):   18 - 55mm
Zoom Ratio:   3.06x
Aperture Range:   f/3.5 - 22 (W), f/5.6 - 38 (T); 7 diaphragm blades
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:   56 - 38 cm
22.0 - 15.0 in
Filter Thread: n/a 55.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No No
Digital Zoom Values: n/a n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: 11-point TTL phase-matching (SAFOX VIII) OVF: Nikon Multi-CAM 1000 11-Area Phase Detection, 1 cross-type, 10 line-type; Contrast-detect AF in Live View mode
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD Optical / LCD
Viewfinder Type: SLR type; eye-level pentaprism, 100% coverage, 0.92x mag., -2.5 to 1.5 diopter SLR type; eye-level pentamirror, 95% coverage, 0.85x mag., 18mm eyepoint, -1.7 to +0.5 diopter, Type B BriteView Clear Matte Mark VII screen
Focus Peaking: No No
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.61x 0.57x
Viewfinder Magnification (nominal/claimed): 0.92x 0.85x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,000 dots 921,600 dots (307,200 px)
Touchscreen: No No
Articulating Screen: No No
Tilt Swivel Screen: No No
Selfie Screen: No No
Max Playback Zoom: 32.0x  
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 3200 25600
Minimum ISO (native): 100 100
ISO Settings: Auto, 100, 200, 400, 800, 1600, 3200, 6400 (expanded) Auto, 100 - 25600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Tungsten, Fluorescent (W, D, N), Flash, Color Temperature Auto, Incandescent, Fluorescent (7 types), Direct Sunlight, Flash, Cloudy, Shade, Preset Manual; all except Preset Manual with fine tuning
Shutter Speed Range: 1/8000 - 30 sec 1/4000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 77-segment, Center-weighted, Spot 420-segment 3D Color Matrix Metering II, Color Matrix Metering II, Center-weighted, Spot (3.5mm/2.5%)
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Sensitivity Priority, Shutter and Aperture Priority, USER, Movie Scene Modes: Portrait, Landscape, Child, Sports, Close up, Night portrait; Special Effects: Night Vision, Super Vivid, Pop, Photo Illustration, Toy Camera, Miniature, Selective Color, Silhouette, High Key, Low Key
Self Timer: 2 or 12 seconds 2s, 5s, 10s, 20s; 1 to 9 exposures seconds
Time Lapse (intervalometer): Yes No
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: On, Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Wireless Auto, auto with red-eye reduction, auto slow sync, auto slow sync with redeye reduction, fill-flash, red-eye reduction, slow sync, slow sync with red-eye reduction, rear-curtain with slow sync, rear-curtain sync, off; Advanced Wireless Lighting supported with SB-910, SB-900, SB-800 as master
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. 7.0 m / 23.0 ft.
Flash Range Description: Depends on lens Lens aperture dependent; Approx. 22/7, 26/8 with manual flash (ft/m, ISO 100, 68F/20C)
Max Flash Sync: 1/180 1/200
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps -3 to +1 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC-Sync Socket ISO hot shoe
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (.PEF, .DNG) RAW (12-bit .NEF), RAW+JPEG
Movie File Format: AVI (Motion JPEG) MOV (Video: H.264/MPEG-4 AVC; Audio: Monaural Linear PCM)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No Yes
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,Bluetooth
PictBridge Compliant: No Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Wired or IR Optional ML-L3 infrared remote
Connections (extended): DC input, wired remote, external stereo mic jack Type-C Mini HDMI with CEC, USB 2.0
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): <0.3 <0.3
Cycle time for RAW shooting in single shot mode (seconds per frame): <0.3  
Buffer size for RAW shooting in single shot mode (frames): 13  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):   <0.3
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 5.2 5.1
Buffer size for JPEG shooting in burst mode (frames, max resolution): 20 100
RAW shooting speed in burst mode (fps):   5.1
Buffer size for RAW shooting in burst mode (frames):   12
RAW+JPEG shooting speed in burst mode (fps):   5.1
Buffer Size for RAW+JPEG shooting in burst mode (frames):   6
Shutter lag (full AF, wide/mid): 0.09 seconds 0.20 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   0.64 seconds
Shutter lag (prefocused, live view - DSLR):   0.280 seconds
Shutter Lag (manual focus): 0.075 seconds 0.104 seconds
Shutter lag (full AF, with flash): 0.15 seconds 0.22 seconds
Shutter Lag (prefocused): 0.074 seconds 0.080 seconds
Shutter Lag (notes): Live View Phase-Detect Full AF: 1.2 seconds Contrast-Detect Full AF: 2.3 seconds Prefocused: 0.405 second  
Startup Time: 0.6 seconds 0.5 seconds
Play -> Record Time: 0.1 seconds 0.3 seconds
Flash cycle time, full power: 3.7 seconds 2.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 740 shots 1200 shots
Battery Life, Video:   60 minutes
Battery Form Factor: Proprietary D-LI90 Proprietary EN-EL14a
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary EN-EL14a 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: CD-ROM S-SW74/75 ViewNX-i, ViewNX-Movie Editor, Capture NX-D, Nikon Transfer 2, Picture Control Utility 2 downloads
OS Compatibility: Windows XP/Vista, MacOS 10.2 or later Windows 7/8/10, Mac OS X 10.9.5-10.11.5
Miscellaneous
Notes & Features: 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. Available in black or red.