• APS-C 368.2mm2
  • 16.3 megapixels
  • ISO 200 - 6400
  • APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • Detailed specifications
  • Fujifilm X-Pro1
  • Pentax K-S1
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Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor: Fujifilm X-Pro2
X-Pro1 vs X-Pro2
 
General
Model Number: X-Pro1 K-S1
Alternate Model Number(s):    
Camera Format: Compact System Camera SLR
Currently Manufactured: No No
Retail Price: $1699.95 $799.95
Street Price: $834.00 $500.00
Date Available: 2012-02-29 2014-09-15
Tripod Mount: Yes Yes
Weight: 16.0 oz (454 g)
includes batteries
27.0 oz (765 g)
includes batteries, kit lens
Size: 5.5 x 3.2 x 1.7 in.
(140 x 82 x 43 mm)
4.8 x 3.7 x 2.8 in.
(121 x 93 x 70 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 16.3 20.1
Sensor Format: APS-C APS-C
Sensor size: 368.16mm2 (23.60mm x 15.60mm) 366.6mm2 (23.50mm x 15.60mm)
Approximate Pixel Pitch: 4.82 microns 4.29 microns
Focal Length Multiplier: 1.5x 1.5x
Aspect Ratio: 3:2 3:2
Color Filter Type: X-Trans RGBG
Anti Aliasing Filter: Not needed 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):   23.5
DxO Dynamic Range Score (evs):   13.0
DxO Maximum Effective ISO Score (iso):   1,061
Image Capture
Image Resolution: 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),
7680 x 2160 (16.6 MP, Other),
7680 x 1440 (11.1 MP, Other),
5120 x 2160 (11.1 MP, Other),
5120 x 1440 (7.4 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 (Exif Ver 2.3), .RAF RAW (ISO 200-6400), RAW + JPEG JPEG (EXIF 2.30), 12-bit RAW (.PEF, .DNG)
Continuous-mode frames/second: 5.3 5.4
Video Capture
Can take movies: Yes Yes
Movie Resolution: 1920x1080 (24p)
1280x720 (24p)
1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p)
Movie File Format: MOV (H.264) with linear PCM stereo sound MPEG-4 AVC/H.264 (MOV)
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: Fujifilm X Pentax K (KA/KAF/KAF2)
Lens: n/a smc Pentax-DA L 18-55mm f/3.5-5.6 AL
Focal Length (35mm equivalent):   27 - 83mm
Focal Length (actual):   18 - 55mm
Zoom Ratio:   3.06x
Aperture Range:   f/3.5 - f/22 (wide) / f/5.6 - f/40 (tele)
Integrated ND Filter: No No
Normal Focus Range:   25 cm to Infinity
9.8 in to Infinity
Macro Focus Range:    
Filter Thread: n/a 52.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: No
Digital Zoom Values: n/a  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detection: Area (EVF / LCD: 49 areas with 7 x 7, OVF: 25 areas with 5 x 5) / Multi; Single AF / Continuous AF / MF Distance Indicator SAFOX IX i+, TTL phase-matching -11 point (9 cross type focus points in the center)
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: Hybrid / LCD Optical / LCD
Viewfinder Type: Hybrid Multi Viewinder. Reverse Galilean optical: 90% coverage, 0.37x/0.6x magnif. EVF: 0.47-inch, 1440K-dot LCD with 100% coverage; 14mm eyepoint, eye sensor 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): 0.60x 0.63x
Viewfinder Magnification (nominal/claimed):   0.95x
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.0
Rear Display Resolution: 1,230,000 dots (307,500 px) 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:   16.0x
Top Deck Display: No No
Exposure
Maximum ISO (native): 6400 51200
Minimum ISO (native): 200 100
ISO Settings: AUTO(400), AUTO(800), AUTO(1600), AUTO(3200), 200-6400, Extended output sensitivity equivalent ISO 100, 12800 and 25600 Auto, 100-51200 (1, 1/2 or 1/3 EV steps)
Auto ISO Mode: Yes Yes
White Balance Settings: Fine, Shade, Fluorescent light (Daylight), Fluorescent light (Warm White), Fluorescent light (Cool White), Incandescent light, Underwater, Custom, Color Temperature (K) 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 - 30 sec 1/6000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 2.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL 256-zones metering; Multi, Spot, Average 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: Film Simulation: PROVIA/STANDARD, VELVIA/VIVID, ASTIA/SOFT, PRO Neg Hi, PRO Neg. Std, MONOCHROME, MONOCHROME+Ye FILTER, MONOCHROME+R FILTER, MONOCHROME+G FILTER, SEPIA); Dynamic range setting AUTO (100-400%), 100%, 200%, 400%; Motion Panorama 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
Self Timer: 2 or 10 seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No No
Flash
Built-in Flash: No Yes
Flash Modes: Red-eye removal OFF: Auto, Forced Flash, Suppressed Flash, Slow Synchro, Rear-curtain Synchro. Red-eye removal ON: Red-eye Reduction Auto, Red-eye Reduction & Forced Flash, Suppressed Flash, Red-eye Reduction & Slow Synchro, Red-eye Reduction & Rear-curtain Synchro. 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 10.0 m / 32.8 ft.
Flash Range Description: n/a Depends on lens
Max Flash Sync: 1/180 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, PC Sync Terminal Hot Shoe
Built-In Wireless Flash Control:    
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: .RAF RAW (ISO 200-6400), RAW + JPEG 12-bit RAW (.PEF, .DNG)
Movie File Format: MOV (H.264) with linear PCM stereo sound MPEG-4 AVC/H.264 (MOV)
Included Memory: No memory included No memory included
Included Memory Type:    
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
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
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Threaded cable release Optional IR
Connections (extended): Mini HDMI (Type C), PC-Sync Micro (Type D) HMDI
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 0.77  
Cycle time for RAW shooting in single shot mode (seconds per frame): 0.77  
Buffer size for RAW shooting in single shot mode (frames): 14  
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): 0.75  
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 5.3 5.4
Buffer size for JPEG shooting in burst mode (frames, max resolution): 18 20
RAW shooting speed in burst mode (fps): 5.4  
Buffer size for RAW shooting in burst mode (frames): 11  
RAW+JPEG shooting speed in burst mode (fps): 5.4  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 10  
Shutter lag (full AF, wide/mid): 0.37 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.176 seconds  
Shutter lag (full AF, with flash):    
Shutter Lag (prefocused): 0.053 seconds  
Shutter Lag (notes): Full AF lag, Wide-Area = 0.626s  
Startup Time: 1.3 seconds  
Play -> Record Time: 1.8 seconds  
Flash cycle time, full power:    
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):    
Battery Life, Still (CIPA Rating OVF/EVF): 300 shots 480 shots
Battery Life, Video:    
Battery Form Factor: Proprietary NP-W126 Proprietary D-LI109
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-W126 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: Yes
Internal Charging Supported: No
Software
Included Software: Fujifilm CD-ROM (Viewer software, RAW File Converter, etc.) Digital Camera Utility 5 Software CD-ROM
OS Compatibility: Windows, Mac OS X  
Miscellaneous
Notes & Features: APS-C 16M "X-Trans CMOS" sensor, X-Mount lens mount for new XF lenses, hybrid multi viewfinder, 1920p24 and 720p24 movies, 6 fps burst mode, flash hot-shoe and X terminal. 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.