• APS-C 369.7mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • APS-C 366.6mm2
  • 24.2 megapixels
  • ISO 100 - 32,000
  • Detailed specifications
  • Pentax K-5 IIs
  • Sony Alpha ILCE-A6400
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Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:   Sony A6300
A6300 vs A6400
Successor:    
General
Model Number: K-5 IIs A6400
Alternate Model Number(s):   ILCE-6400
Camera Format: Pro SLR Compact System Camera
Currently Manufactured: No Yes
Retail Price: $1199.95 $999.99
Street Price: $496.95 $898.00
Date Available: 2012-10-15 2019-02-15
Tripod Mount: Yes Yes
Weight: 26.1 oz (740 g)
includes batteries
18.3 oz (519 g)
includes batteries, kit lens
Size: 5.2 x 3.8 x 2.9 in.
(131 x 97 x 73 mm)
4.7 x 2.6 x 2.4 in.
(120 x 67 x 60 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony Sony
Effective Megapixels: 16.3 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: 4.81 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: None Fixed
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 82  
DxO Color Depth Score (bits): 23.9  
DxO Dynamic Range Score (evs): 14.1  
DxO Maximum Effective ISO Score (iso): 1,208  
Image Capture
Image Resolution: 4928 x 3264 (16.1 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),
4240 x 2832 (12.0 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
4240 x 2400 (10.2 MP, Other),
3008 x 1688 (5.1 MP, 16:9),
4000 x 4000 (16.0 MP, 1:1),
2832 x 2832 (8.0 MP, 1:1),
2000 x 2000 (4.0 MP, 1:1),
12416 x 1586 (19.7 MP, Other),
8192 x 1856 (15.2 MP, Other),
5536 x 2160 (12.0 MP, Other),
3872 x 2160 (8.4 MP, Other)
Image File Format: JPEG (EXIF 2.21), 14-bit RAW (.PEF, .DNG) JPEG (EXIF 2.31), RAW (14-bit compressed ARW 2.3), RAW+JPEG
Continuous-mode frames/second: 6.7 11.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (25p)
1280x720 (30p/​25p)
640x480 (30p/​25p)
3840x2160 (30p/​25p/​24p)
1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
1920x1080 (15p/​12p/​8p/​6p/​4p/​3p/​2p/​1/​p)
Movie File Format: AVI (Motion JPEG) XAVC S / AVCHD format Ver. 2.0 compliant; Audio: LPCM, 2ch / Dolby Digital (AC-3), 2ch, Dolby Digital Stereo Creator
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) Sony E
Lens: n/a Sony SELP1650 PZ 16-50mm f/3.5-5.6 OSS; 9 elements in 8 groups, 4 aspheric surfaces
Focal Length (35mm equivalent):   24 - 75mm
Focal Length (actual):   16 - 50mm
Zoom Ratio:   3.13x
Aperture Range:   f/3.5 - f/22 (W) / f/5.6 - f/36 (T); 7-blade circular aperture
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 40.5mm
Thread Type: n/a n/a
Optical Image Stabilization: No Yes
Digital Zoom: No Yes
Digital Zoom Values: n/a Up to 4x; up to 2x Clear Image Digital Zoom
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: TTL phase-difference: new SAFOX X AF sensor, 11 point (9 cross type focus point in the center) with light wavelength sensor; Auto 11 Point, Auto 5 Point, User-Selectable, Center Hybrid Contrast/Phase Detection: Wide (425 points (phase-detection AF), 425 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot / Tracking ( Wide / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot); Enhanced real-time Eye AF and object tracking
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD EVF / LCD
Viewfinder Type: SLR type; eye-level pentaprism, ~100% coverage, 0.92x mag., 21.7mm eyepoint, -2.5 to +1.5 diopter EVF type; 1.0cm (0.39-inch) 2.3M-dot XGA OLED, 100% coverage, 1.07x mag. (0.70x 35mm eq.), 23mm eyepoint, -4 to +3 diopter
Focus Peaking: No Yes
EVF Resolution: n/a 2,359,296 dots
Viewfinder Magnification (35mm equivalent): 0.61x 0.70x
Viewfinder Magnification (nominal/claimed): 0.92x 1.07x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,000 dots (307,000 px) 921,600 dots (307,200 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom: 32.0x 16.7x
Top Deck Display: Yes No
Exposure
Maximum ISO (native): 12800 32000
Minimum ISO (native): 100 100
ISO Settings: Auto, 100-12800, expandable 80 to 51200 Auto, 100-32000; expandable to 102400
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, daylight, shade, cloudy, fluorescent (D, N, W, L), tungsten, flash, CTE, manual (up to 3 settings), Kelvin temperature (up to 3 settings) Auto WB, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm white/Cool white/Day white/Daylight), Flash, C. Temp 2500 to 9900K, C Filter G7 to M7 (15-step), Custom, Underwater; AWB micro adjustment
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 1200-zone Evaluative, Center-weighted, Spot, Spot Standard/Large, Entire-screen Average, Highlight
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; Digital filters (capture): Toy Camera, Retro, High Contrast, Extract Color, Soft, Starburst, Fisheye, Custom Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Anti Motion Blur, HDR, Sweep Panorama, Movie/Slow & Quick Motion
Self Timer: 2 or 12 seconds 2 , 10, 10 (3 or 5 frames) seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: P-TTL, Red-eye reduction, Slow-speed sync, Rear Curtain Sync. High-Speed Sync and Wireless Sync also available with PENTAX dedicated external flash. Auto, Off, Fill-flash, Rear sync, Slow sync, Red-eye reduction: On/Off
Flash Guide Number (ISO 100): 13.0 m / 42.7 ft. 6.0 m / 19.7 ft.
Flash Range Description: Depends on lens Lens dependent
Max Flash Sync: 1/180 1/160
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 3.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe, PC Sync socket Multi Interface Shoe
Built-In Wireless Flash Control: Full TTL exposure No
Image Storage
Usable Memory Types: SD / SDHC / SDXC MS PRO Duo / SD / SDHC / SDXC
UHS Support: No UHS support UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 14-bit RAW (.PEF, .DNG) RAW (14-bit compressed ARW 2.3), RAW+JPEG
Movie File Format: AVI (Motion JPEG) XAVC S / AVCHD format Ver. 2.0 compliant; Audio: LPCM, 2ch / Dolby Digital (AC-3), 2ch, Dolby Digital Stereo Creator
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No Yes
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,Bluetooth,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional Wired or IR Optional wired or Wi-FI
Connections (extended): Mini (Type-C) HMDI, DC input, wired remote, 3.5mm external stereo mic jack Micro (Type-D) HDMI, Multi Interface Shoe, Multi Micro USB
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.33 0.41
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.39  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.39 0.42
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 6.7 11.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 28 87
RAW shooting speed in burst mode (fps): 6.7 11.1
Buffer size for RAW shooting in burst mode (frames): 22 42
RAW+JPEG shooting speed in burst mode (fps): 6.7 11.1
Buffer Size for RAW+JPEG shooting in burst mode (frames): 22 42
Shutter lag (full AF, wide/mid): 0.23 seconds 0.12 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR): 1.25 seconds  
Shutter lag (prefocused, live view - DSLR): 0.403 seconds  
Shutter Lag (manual focus): 0.204 seconds 0.111 seconds
Shutter lag (full AF, with flash): 0.25 seconds 0.17 seconds
Shutter Lag (prefocused): 0.091 seconds 0.021 seconds
Shutter Lag (notes): OVF: Full AF lag, wide-area mode = 0.242s Live View: Full AF lag, phase-detect = 1.269s Full AF lag, contrast-detect = 1.250s Prefocused = 0.403s  
Startup Time: 0.6 seconds 1.8 seconds
Play -> Record Time: 0.3 seconds 1.0 seconds
Flash cycle time, full power: 2.1 seconds 2.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   410 shots
Battery Life, Still (CIPA Rating OVF/EVF): 740 shots 360 shots
Battery Life, Video:   125 minutes
Battery Form Factor: Proprietary D-LI90; optional D-BG4 Battery Grip Proprietary NP-FW50
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI90 Lithium-ion rechargeable 1 x Proprietary NP-FW50 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: Yes No
Internal Charging Supported: No Yes
Software
Included Software: Software CD-ROM S-SW132 Free downloads of "Remote", "Viewer" and "Edit" apps
OS Compatibility:    
Miscellaneous
Notes & Features: A Pentax K-5 II with no anti-alias filter. Sold body-only.