• APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • APS-C 368.2mm2
  • 16.3 megapixels
  • 28.00mm (35mm eq.)
  • Detailed specifications
  • Pentax K-S1
  • Fujifilm X70
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Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:   Fujifilm XF10
X70 vs XF10
General
Model Number: K-S1 X70
Alternate Model Number(s):    
Camera Format: SLR Mid-Sized
Currently Manufactured: No No
Retail Price: $799.95 $699.95
Street Price: $501.65 $699.00
Date Available: 2014-09-15 2016-02-15
Tripod Mount: Yes Yes
Weight: 27.0 oz (765 g)
includes batteries, kit lens
12.2 oz (347 g)
includes batteries
Size: 4.8 x 3.7 x 2.8 in.
(121 x 93 x 70 mm)
4.4 x 2.5 x 1.7 in.
(113 x 64 x 44 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 20.1 16.3
Sensor Format: APS-C APS-C
Sensor size: 366.6mm2 (23.50mm x 15.60mm) 368.16mm2 (23.60mm x 15.60mm)
Approximate Pixel Pitch: 4.29 microns 4.82 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: RGBG X-Trans II
Anti Aliasing Filter: Optional Not needed
Self-Cleaning: Yes No
Sensor shift image stabilization: Yes No
On-Sensor Phase Detect: No Yes
DxO Sensor Score: 78  
DxO Color Depth Score (bits): 23.5  
DxO Dynamic Range Score (evs): 13.0  
DxO Maximum Effective ISO Score (iso): 1,061  
Image Capture
Image Resolution: 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)
4896 x 3264 (16.0 MP, 3:2),
4896 x 2760 (13.5 MP, Other),
3264 x 3264 (10.7 MP, 1:1),
3456 x 2304 (8.0 MP, 3:2),
3456 x 1944 (6.7 MP, 16:9),
2304 x 2304 (5.3 MP, 1:1),
2496 x 1664 (4.2 MP, 3:2),
2496 x 1408 (3.5 MP, Other),
1664 x 1664 (2.8 MP, 1:1),
9600 x 2160 (20.7 MP, Other),
9600 x 1440 (13.8 MP, Other),
6400 x 2160 (13.8 MP, Other),
6400 x 1440 (9.2 MP, Other)
Image File Format: JPEG (EXIF 2.30), 12-bit RAW (.PEF, .DNG) JPEG (EXIF 2.3), .RAF RAW (ISO 200-6400), RAW+JPEG
Continuous-mode frames/second: 5.4 8.5
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
Movie File Format: MPEG-4 AVC/H.264 (MOV) MOV: H.264 video with Linear PCM stereo audio
Composite Video Out: 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: Pentax K (KA/KAF/KAF2) n/a
Lens: smc Pentax-DA L 18-55mm f/3.5-5.6 AL Fixed Fujinon Apsherical lens; 7 elements in 5 groups, including 2 aspherical glass molded elements, Super EBC coating
Focal Length (35mm equivalent): 27 - 83mm 28mm
Focal Length (actual): 18 - 55mm 18.5mm
Zoom Ratio: 3.06x 1.00x
Aperture Range: f/3.5 - f/22 (wide) / f/5.6 - f/40 (tele) f/2.8 - f/16 (9 blade aperture diaphram)
Integrated ND Filter: No No
Normal Focus Range: 25 cm to Infinity
9.8 in to Infinity
10 cm to Infinity
3.9 in to Infinity
Macro Focus Range:    
Filter Thread: 52.0mm 49.0mm
Thread Type: n/a body threads w/ adapter
Optical Image Stabilization: No No
Digital Zoom: Yes
Digital Zoom Values:   Digital Teleconverter (35 and 50mm eq.)
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: SAFOX IX i+, TTL phase-matching -11 point (9 cross type focus points in the center) Intelligent Hybrid AF (Contrast Detect AF/Phase Detect AF): Single Point AF: 49 areas on a 7x7 grid (changeable size of AF frame among 5 types), Zone AF: Selectable with 3x3 / 5x3 / 5x5 areas from 77 areas on an 11x7 grid, Wide/Tracking AF: Automatic selection from 77 areas on an 11x7 grid
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Optical / LCD No / LCD
Viewfinder Type: 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: n/a n/a
Viewfinder Magnification (35mm equivalent): 0.63x  
Viewfinder Magnification (nominal/claimed): 0.95x  
Display
Eye-level Viewfinder: Yes No
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 921,600 dots (307,200 px) 1,036,800 dots (345,600 px)
Touchscreen: No Yes
Articulating Screen: No Yes
Tilt Swivel Screen: No No
Selfie Screen: No Yes
Max Playback Zoom: 16.0x  
Top Deck Display: No No
Exposure
Maximum ISO (native): 51200 6400
Minimum ISO (native): 100 200
ISO Settings: Auto, 100-51200 (1, 1/2 or 1/3 EV steps) Auto (with selectable limit up to 6400), ISO 200-6400, expandable to 100, 12800, 25600 and 51200
Auto ISO Mode: Yes Yes
White Balance Settings: 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 Auto, Fine, Shade, Fluorescent light (Daylight, Warm White, Cool White), Incandescent light, Underwater, Custom, Color Temperature (K)
Shutter Speed Range: 1/6000 - 30 sec 1/32000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 3.0EV in 0.3EV steps
Metering Modes: TTL open-aperture: 77 segment Multi, Center-weighted, Spot 256-zones metering, Multi, Average, Spot
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Sensitivity Priority, Shutter & Aperture Priority (Tav); Scene: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPEG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum; Effect: Faded Color, Clear Tone, Brilliant Color, Unicolor Bold, Vintage Color, Cross Processing, Warm Fade, Tone Expansion, Bold Monochrome, Infrared Filter, Vibrant Color Enhance; Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Bold Monochrome; HDR: Auto, HDR1, HDR2, HDR3 Film Simulation: PROVIA/STANDARD, Velvia/VIVID, ASTIA/SOFT, CLASSIC CHROME, PRO Neg Hi, PRO Neg. Std, MONOCHROME, MONOCHROME+Ye FILTER, MONOCHROME+R FILTER, MONOCHROME+G FILTER, SEPIA; Advanced Filter: Pop Color, Toy Camera, Miniature, Dynamic Tone, Partial Color, High Key, Low Key, Soft Focus, Partial Color (Red, Orange, Yellow, Green, Blue, Purple); Multiple Exposure, Motion Panorama
Self Timer: 2 or 12 seconds 10 or 2 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: 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) Auto, Auto with Red Eye Reduction, Forced Flash, Forced Flash with Red Eye Reduction, Slow Synchro, Slow Synchro with Red Eye Reduction, Commander, External Flash, Suppressed Flash (Off)
Flash Guide Number (ISO 100): 10.0 m / 32.8 ft. 5.5
Flash Range Description: Depends on lens ISO 1600: 30cm - 7.9m / 1.0 ft to 25.9 ft
Max Flash Sync: 1/180 1/2000
Flash Exposure Compensation: -2 to +1 EV in 0.5EV steps +/- 2.0 EV in 0.3EV steps
External Flash Connection: Hot Shoe Hot shoe
Built-In Wireless Flash Control:   Trigger Only
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-I
Other Memory: UHS-I compliant  
Dual Card Slots: No No
RAW Capture Support: Yes Yes
Uncompressed Format: 12-bit RAW (.PEF, .DNG) .RAF RAW (ISO 200-6400), RAW+JPEG
Movie File Format: MPEG-4 AVC/H.264 (MOV) MOV: H.264 video with Linear PCM stereo audio
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No Yes
NFC: No No
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 Yes
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Optional IR Via wired remote, USB or Wi-Fi
Connections (extended): Micro (Type D) HMDI Micro (Type D) HDMI, Micro USB terminal (compatible with RR-90 Remote Release), 2.5mm Stereo Microphone/Remote Jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   0.95
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):   1.00
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 5.4 8.5
Buffer size for JPEG shooting in burst mode (frames, max resolution): 20 10
RAW shooting speed in burst mode (fps):   8.6
Buffer size for RAW shooting in burst mode (frames):   7
RAW+JPEG shooting speed in burst mode (fps):   7.8
Buffer Size for RAW+JPEG shooting in burst mode (frames):   6
Shutter lag (full AF, wide/mid):   0.17 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.023 seconds
Shutter lag (full AF, with flash):   0.12 seconds
Shutter Lag (prefocused):   0.010 seconds
Shutter Lag (notes):    
Startup Time:   0.8 seconds
Play -> Record Time:   1.0 seconds
Flash cycle time, full power:   6.3 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   330 shots
Battery Life, Still (CIPA Rating OVF/EVF): 480 shots  
Battery Life, Video:   86 minutes
Battery Form Factor: Proprietary D-LI109 1 x Proprietary NP-95
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary D-LI109 Lithium-ion rechargeable 1 x Proprietary NP-95 lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included: No
Internal Charging Supported: Yes
Software
Included Software: Digital Camera Utility 5 Software CD-ROM  
OS Compatibility:    
Miscellaneous
Notes & Features: The K-S1 comes in 3 standard colors: black, blue, and white. In addition, two separate color collections are available; The Fabric Collection, containing 4 unique colors such as cotton beige and tweed gray – and the Night Sky Collection, with 5 more elegant colors like Sunset Orange, Dawn Purple, and Midnight Black. Available in silver or black.