• APS-C 369.7mm2
  • 16.2 megapixels
  • 28.00mm (35mm eq.)
  • APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Ricoh GR
  • Pentax K-S2
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Ricoh GR II
GR vs GR II
 
General
Model Number: GR K-S2
Alternate Model Number(s):    
Camera Format: Compact SLR
Currently Manufactured: No No
Retail Price: $799.00 $799.95
Street Price:   $499.00
Date Available: 2013-05-15 2015-02-15
Tripod Mount: Yes Yes
Weight: 8.6 oz (243 g)
includes batteries
30.3 oz (859 g)
includes batteries, kit lens
Size: 4.6 x 2.4 x 1.4 in.
(117 x 61 x 35 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:    
Effective Megapixels: 16.2 20.1
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 4.29 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG RGBG
Anti Aliasing Filter: None Optional
Self-Cleaning: Yes Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score: 78  
DxO Color Depth Score (bits): 23.6  
DxO Dynamic Range Score (evs): 13.5  
DxO Maximum Effective ISO Score (iso): 972  
Image Capture
Image Resolution: 4928 x 3264 (16.1 MP, Other),
4352 x 3264 (14.2 MP, 4:3),
3246 x 3264 (10.6 MP, Other),
3936 x 2608 (10.3 MP, Other),
3488 x 2608 (9.1 MP, Other),
2608 x 2608 (6.8 MP, 1:1),
2912 x 1936 (5.6 MP, 3:2),
2592 x 1936 (5.0 MP, Other),
1936 x 1936 (3.7 MP, 1:1),
1280 x 864 (1.1 MP, Other),
1152 x 864 (1.0 MP, 4:3),
864 x 864 (0.7 MP, 1:1),
1920 x 1080 (2.1 MP, 16:9),
1280 x 720 (0.9 MP, 16:9),
640 x 480 (0.3 MP, 4:3)
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 (EXIF 2.3), 12-bit RAW (DNG), RAW+JPEG JPEG (EXIF 2.30), 12-bit RAW (.PEF, .DNG)
Continuous-mode frames/second: 4.0 5.2
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p)
640x480 (30p/​25p/​24p)
1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
Movie File Format: MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM) MPEG-4 AVC/H.264 (MOV)
Composite Video Out: Yes No
NTSC/PAL Switchable Video: Yes n/a
Video Usable as Viewfinder: n/a
HD Video Out: Yes Yes
HD Video Connection: HDMI HDMI
Lens & Optics
Lens Mount: n/a Pentax K (KA/KAF/KAF2/3)
Lens: GR lens, 7 elements in 5 groups with 2 aspheric elements smc Pentax-D AL 18-50mm f/4-5.6 DC WR RE; 11 elements in 8 groups
Focal Length (35mm equivalent): 28mm 27 - 75mm
Focal Length (actual): 18.3mm 18 - 50mm
Zoom Ratio: 1.00x 2.78x
Aperture Range: f/2.8 - f/16, with 9-bladed diaphragm f/4 - f/22 (wide) / f/5.6 - f/32 (tele)
Integrated ND Filter: Yes No
Normal Focus Range: 30 cm to Infinity
11.8 in to Infinity
30 cm to Infinity
11.8 in to Infinity
Macro Focus Range: 10 cm to Infinity
3.9 in to Infinity
 
Filter Thread: 43.0mm 58.0mm
Thread Type: (Hood & Adapter GH-2 required) n/a
Optical Image Stabilization: No No
Digital Zoom: Yes No
Digital Zoom Values: 35mm eq. crop mode n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Multi AF, Spot AF, Pinpoint AF, Subject-tracking AF, MF, Snap, infinity, Face recognition priority (only in Auto mode); Continuous Focus point adjustment: Auto, User-Selectable, Center 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: No / LCD Optical / LCD
Viewfinder Type: Optional hotshoe mounted optical viewfinders SLR type; eye-level pentaprism, ~100% coverage, 0.95x mag., 20.5mm eyepoint, -2.5 to +1.5 diopter
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):   0.63x
Viewfinder Magnification (nominal/claimed):   0.95x
Display
Eye-level Viewfinder: No 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: No Yes
Tilt Swivel Screen: No Yes
Selfie Screen: No Yes
Max Playback Zoom: 16.0x 16.0x
Top Deck Display: No
Exposure
Maximum ISO (native): 25600 51200
Minimum ISO (native): 100 100
ISO Settings: Auto, Auto-Hi, Manual ISO 100 - 25,600 Auto, 100-51200 (1, 1/2 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Multi-P Auto, Outdoors, Shade, Cloudy, Incandescent 1, Incandescent 2, Daylight FL, Natural White FL, Cool White FL, Warm White FL, CT, Manual 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: 1/4000 - 300 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 4.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: Multi (484 segments), 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: Effects modes (B&W, B&W (TE), High Contrast B&W, Cross-Process, Positive Film, Bleach-Bypass, Retro, Miniaturize, High-Key) Multiple Exposure (2-4 shots), Dynamic Range Correction. 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, 12 seconds 2 or 12 seconds
Time Lapse (intervalometer): Yes Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Flash On, Slow-Sync, Manual, Auto Red-Eye Flash, Flash On Red-Eye, Slow-Sync Red-Eye 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): 5.4 12.0 m / 39.4 ft.
Flash Range Description: Auto ISO: 20cm - 3.0m GN=12 (m, ISO 100); range depends on lens aperture
Max Flash Sync: 1/4000 (ext: 1/400) 1/180
Flash Exposure Compensation: +/- 2.0 EV in 0.3EV steps -2 to +1 EV in 0.5EV steps
External Flash Connection: Hot Shoe Hot Shoe
Built-In Wireless Flash Control:   No
Image Storage
Usable Memory Types: 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: 12-bit RAW (DNG), RAW+JPEG 12-bit RAW (.PEF, .DNG)
Movie File Format: MOV (Image: MPEG-4 AVC/H.264, Sound: Linear PCM) MPEG-4 AVC/H.264 (MOV)
Included Memory: 54.0 MB No memory included
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No Yes
NFC: No Yes
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No No
External Connections: USB 2.0 High Speed USB 2.0 High Speed,WiFi
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional CA-2 wired release (via USB) Optional IR or Wi-Fi
Connections (extended): Micro HMDI (Type-D) Micro (Type D) HMDI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.02 0.35
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.96  
Buffer size for RAW shooting in single shot mode (frames): Unlimited  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 1.33 0.35
Camera penalizes early shutter press? No No
JPEG shooting speed in burst mode (fps, max resolution): 4.0 5.2
Buffer size for JPEG shooting in burst mode (frames, max resolution): Unlimited 28
RAW shooting speed in burst mode (fps): 6.1 5.2
Buffer size for RAW shooting in burst mode (frames): 4 9
RAW+JPEG shooting speed in burst mode (fps): 6.1 5.2
Buffer Size for RAW+JPEG shooting in burst mode (frames): 4 6
Shutter lag (full AF, wide/mid): 0.28 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): 0.092 seconds 0.098 seconds
Shutter lag (full AF, with flash): 0.46 seconds 0.15 seconds
Shutter Lag (prefocused): 0.028 seconds 0.077 seconds
Shutter Lag (notes): Full Autofocus lag, Multi AF mode = 0.287s  
Startup Time: 1.6 seconds 1.0 seconds
Play -> Record Time: 0.5 seconds 0.2 seconds
Flash cycle time, full power: 1.6 seconds 2.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 290 shots  
Battery Life, Still (CIPA Rating OVF/EVF):   410 shots
Battery Life, Video:    
Battery Form Factor: Proprietary DB-65 Proprietary D-LI109
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary DB-65 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: Software CD-ROM Digital Camera Utility 5 Software CD-ROM
OS Compatibility:    
Miscellaneous
Notes & Features: 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.