• 35mm 855.6mm2
  • 24.3 megapixels
  • ISO 100 - 25,600
  • APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Sony Alpha ILCE-A7 II
  • Pentax K-S2
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Sony A7
A7 vs A7 II 		 
Successor: Sony A7 III
A7 II vs A7 III 		 
General
Model Number: A7 II K-S2
Alternate Model Number(s): ILCE-7M2  
Camera Format: Compact System Camera SLR
Currently Manufactured: Yes No
Retail Price: $1999.99 $799.95
Street Price: $1,148.00 $499.00
Date Available: 2014-12-09 2015-02-15
Tripod Mount: Yes Yes
Weight: 32.8 oz (930 g)
includes batteries, kit lens 		30.3 oz (859 g)
includes batteries, kit lens
Size: 5.0 x 3.8 x 2.4 in.
(127 x 96 x 60 mm) 		4.8 x 3.6 x 2.6 in.
(122 x 91 x 65 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer: Sony  
Effective Megapixels: 24.3 20.1
Sensor Format: 35mm APS-C
Sensor size: 855.62mm2 (35.80mm x 23.90mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 5.97 microns 4.29 microns
Focal Length Multiplier: 1.0x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: Fixed Optional
Self-Cleaning: Yes Yes
Sensor shift image stabilization: Yes Yes
On-Sensor Phase Detect: Yes No
DxO Sensor Score: 90  
DxO Color Depth Score (bits): 24.9  
DxO Dynamic Range Score (evs): 13.6  
DxO Maximum Effective ISO Score (iso): 2,449  
Image Capture
Image Resolution: 6000 x 4000 (24.0 MP, 3:2),
3936 x 2624 (10.3 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
3936 x 2624 (10.3 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
1968 x 1312 (2.6 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
3936 x 2216 (8.7 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
3936 x 2216 (8.7 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
1968 x 1112 (2.2 MP, Other),
12416 x 1856 (23.0 MP, Other),
8192 x 1856 (15.2 MP, Other),
2160 x 5536 (12.0 MP, Other),
2160 x 3872 (8.4 MP, Other) 		5472 x 3648 (20.0 MP, 3:2),
4224 x 2816 (11.9 MP, 3:2),
3072 x 2048 (6.3 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2)
Image File Format: JPEG, RAW (14-bit ARW 2.3), RAW+JPEG JPEG (EXIF 2.30), 12-bit RAW (.PEF, .DNG)
Continuous-mode frames/second: 5.0 5.2
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (60p/​60i/​30p/​24p)
1440x1080 (30p)
640x480 (30p) 		1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
Movie File Format: XAVC S / AVCHD 2.0 / MP4; Stereo Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC MPEG-4 AVC/H.264 (MOV)
Composite Video Out: No No
NTSC/PAL Switchable Video: n/a n/a
Video Usable as Viewfinder: n/a n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: Sony E Pentax K (KA/KAF/KAF2/3)
Lens: Sony FE 28-70mm f/3.5-5.6 OSS SEL2870 smc Pentax-D AL 18-50mm f/4-5.6 DC WR RE; 11 elements in 8 groups
Focal Length (35mm equivalent): 28 - 70mm 27 - 75mm
Focal Length (actual): 28 - 70mm 18 - 50mm
Zoom Ratio: 2.50x 2.78x
Aperture Range: f/3.5-22 (W) / f/5.6-36 (T) f/4 - f/22 (wide) / f/5.6 - f/32 (tele)
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity 		30 cm to Infinity
11.8 in to Infinity
Macro Focus Range:    
Filter Thread: 55.0mm 58.0mm
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: Yes No
Digital Zoom Values: Up to 4x; up to 2x Clear Image Digital Zoom n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Fast Hybrid AF (Phase-detect + Contrast-detect AF): 117 points (phase-detection AF), 25 points (contrast-detection AF); Multi Point (25 points) / Center-weighted / Flexible Spot (S/M/L) / Zone SAFOX 11 TTL phase-matching: 11 points (9 cross type focus points in the center)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: EVF / LCD Optical / LCD
Viewfinder Type: EVF: 0.5-inch (1.30cm) 2.4M-dot XGA color OLED, 100% coverage, 0.71x magnification, -4.0 to +3.0 diopter SLR type; eye-level pentaprism, ~100% coverage, 0.95x mag., 20.5mm eyepoint, -2.5 to +1.5 diopter
Focus Peaking: Yes Yes
EVF Resolution: 2,359,296 dots (786,432 pixels) n/a
Viewfinder Magnification (35mm equivalent): 0.71x 0.63x
Viewfinder Magnification (nominal/claimed): 0.71x 0.95x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,228,800 dots (307,200 px) 921,600 dots (230,400 px)
Touchscreen: No No
Articulating Screen: Yes Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 18.8x 16.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 25600 51200
Minimum ISO (native): 100 100
ISO Settings: Auto (100-6400), 100, 200, 400, 800, 1600, 3200, 6400, 12800, 25600; Low extention to ISO 50; up to 51200 in MFNR mode Auto, 100-51200 (1, 1/2 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater Auto, Multi Auto, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N: Daylight White, W: Cool White, L: Warm White), Tungsten Light, Flash, CTE, Manual, Color Temperature
Shutter Speed Range: 1/8000 - 30 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: 1200-zone Evaluative Multi-segment, Center-weighted, Spot TTL open-aperture: 77 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: Scene Modes: Portrait, Landscape, Macro, Sports Action, Sunset, Night Portrait, Night Scene, Hand-held Twilight, Anti Motion Blur; Sweep Panorama; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step), Shutter & Aperture Priority (TAv), Sensitivity Priority, Advanced HDR, Scene Mode (Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR*, Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum); Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Bold Monochrome; Dynamic range adjustment: Highlight, shadow
Self Timer: 2 or 10; 3/5 shots after 10 seconds 2 or 12 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Flash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off Auto Flash Discharge, Auto Flash + Red-eye Reduction (Auto Picture, Scene) Flash On, Flash On+ Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync, Manual Flash Discharge (Full-1/128)
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: n/a GN=12 (m, ISO 100); range depends on lens aperture
Max Flash Sync: 1/250 1/180
Flash Exposure Compensation: +/- 3.0 EV in 0.3EV steps -2 to +1 EV in 0.5EV steps
External Flash Connection: Multi Interface Hot shoe Hot Shoe
Built-In Wireless Flash Control: No No
Image Storage
Usable Memory Types: MS PRO Duo / SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory:    
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: RAW (14-bit ARW 2.3), RAW+JPEG 12-bit RAW (.PEF, .DNG)
Movie File Format: XAVC S / AVCHD 2.0 / MP4; Stereo Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC MPEG-4 AVC/H.264 (MOV)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: Yes Yes
NFC: Yes Yes
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: Yes No
External Connections: USB 2.0 High Speed,WiFi USB 2.0 High Speed,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional via RM-VPR1, USB or Wi-Fi Optional IR or Wi-Fi
Connections (extended): Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, 3.5mm Microphone and 3.5mm Headphone jacks Micro (Type D) HMDI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.74 0.35
Cycle time for RAW shooting in single shot mode (seconds per frame):    
Buffer size for RAW shooting in single shot mode (frames):    
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.79 0.35
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 5.0 5.2
Buffer size for JPEG shooting in burst mode (frames, max resolution): 52 28
RAW shooting speed in burst mode (fps): 5.0 5.2
Buffer size for RAW shooting in burst mode (frames): 28 9
RAW+JPEG shooting speed in burst mode (fps): 5.0 5.2
Buffer Size for RAW+JPEG shooting in burst mode (frames): 24 6
Shutter lag (full AF, wide/mid): 0.22 seconds 0.12 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):   0.75 seconds
Shutter lag (prefocused, live view - DSLR):   0.214 seconds
Shutter Lag (manual focus): 0.151 seconds 0.098 seconds
Shutter lag (full AF, with flash):   0.15 seconds
Shutter Lag (prefocused): 0.053 seconds 0.077 seconds
Shutter Lag (notes): Full AF lag with electronic first curtain disabled (enabled is the default) = 0.359 second  
Startup Time: 1.7 seconds 1.0 seconds
Play -> Record Time: 1.0 seconds 0.2 seconds
Flash cycle time, full power:   2.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 350 shots  
Battery Life, Still (CIPA Rating OVF/EVF): 270 shots 410 shots
Battery Life, Video:    
Battery Form Factor: Proprietary Proprietary D-LI109
Usable Battery Types: NP-FW50 Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-FW50 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: No Yes
Internal Charging Supported: Yes No
Software
Included Software:   Digital Camera Utility 5 Software CD-ROM
OS Compatibility:    
Miscellaneous
Notes & Features: In-body 5-axis sensor-shift image stabilization (up to 4.5 stops of corrections), White Magic tilting LCD (170 degrees up, 41 degrees down), XAVC S, AVCHD 2.0 & MP4 videos, S-Log2 and S-Gamut, improved grip and shutter button, stronger lens mount, optional VG-C2EM battery grip. 20 megapixel AA Filter-less CMOS sensor with Prime MII processor, built-in Wi-Fi with NFC, weather-resistant body, all-new retractable kit zoom lens. The K-S2 will be available in 3 standard colors: black, white, and graphite with an orange accent. RICOH IMAGING is also pleased to announce the color order service for the PENTAX K-S2. The PENTAX K-S2 offers a choice of seven color options in two outdoor-themed collections: three in the Nature Collection; Forest Green, Desert Beige, and Stone Gray as well as four in the Sports Collection: White and Lime, Black and Pink, White with a Racing Stripe, and Black with a Racing Stripe.