• 1/2.5 inch 24.7mm2
  • 8.2 megapixels
  • 37.00mm - 185.00mm (35mm eq.)
  • APS-C 369.7mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • Detailed specifications
  • Fujifilm FinePix J50
  • Pentax K-01
Links
Prices:   Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor:    
Successor:    
General
Model Number: J50 K-01
Alternate Model Number(s):    
Camera Format: Ultra Compact Compact System Camera
Currently Manufactured: No No
Retail Price: $179.95 $899.95
Street Price:   $358.95
Date Available: 2008-03-30 2012-03-15
Tripod Mount: No Yes
Weight: 5.0 oz (141 g) 21.6 oz (611 g)
includes batteries, kit lens
Size: 3.8 x 2.2 x 0.9 in.
(96 x 55 x 23 mm)
4.8 x 3.1 x 2.3 in.
(122 x 79 x 58 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CCD CMOS
Sensor Manufacturer:    
Effective Megapixels: 8.2 16.3
Sensor Format: 1/2.5 inch APS-C
Sensor size: 24.7104mm2 (5.76mm x 4.29mm) 369.72mm2 (23.7mm x 15.6mm)
Approximate Pixel Pitch: 1.76 microns 4.81 microns
Focal Length Multiplier: n/a 1.5x
Aspect Ratio: 4:3, 3:2 3:2
Color Filter Type:   RGBG
Anti Aliasing Filter:   Fixed
Self-Cleaning: No Yes
Sensor shift image stabilization: No Yes
On-Sensor Phase Detect: No No
DxO Sensor Score:   79
DxO Color Depth Score (bits):   23.7
DxO Dynamic Range Score (evs):   12.9
DxO Maximum Effective ISO Score (iso):   1,135
Image Capture
Image Resolution: 3264 x 2448 (8.0 MP, 4:3),
3264 x 2176 (7.1 MP, 3:2),
2304 x 1728 (4.0 MP, 4:3),
1600 x 1200 (1.9 MP, 4:3),
640 x 480 (0.3 MP, 4:3)
4928 x 3264 (16.1 MP, Other),
4224 x 2816 (11.9 MP, 3:2),
3456 x 2304 (8.0 MP, 3:2),
2688 x 1792 (4.8 MP, 3:2),
4352 x 3264 (14.2 MP, 4:3),
3840 x 2880 (11.1 MP, 4:3),
3072 x 2304 (7.1 MP, 4:3),
2304 x 1728 (4.0 MP, 4:3),
4928 x 2776 (13.7 MP, 16:9),
4224 x 2376 (10.0 MP, 16:9),
3456 x 1944 (6.7 MP, 16:9),
2688 x 1512 (4.1 MP, 16:9),
3264 x 3264 (10.7 MP, 1:1),
2880 x 2880 (8.3 MP, 1:1),
2304 x 2304 (5.3 MP, 1:1),
1728 x 1728 (3.0 MP, 1:1)
Image File Format: JPEG JPEG, 12-bit DNG RAW
Continuous-mode frames/second: n/a 5.9
Video Capture
Can take movies: Yes Yes
Movie Resolution: 320x240 (30) 1920x1080 (30p/​25p/​24p)
1280x720 (60p/​50p/​30p/​25p/​24p)
640x480 (30p/​25p/​24p)
Movie File Format: AVI (Motion JPEG) MP4 (AVC H.264), AVI/MJPEG for Interval Movie
Composite Video Out: Yes Yes
NTSC/PAL Switchable Video: Yes Yes
Video Usable as Viewfinder:
HD Video Out: Yes
HD Video Connection: HDMI
Lens & Optics
Lens Mount: n/a Pentax K (KA/KAF/KAF2/3)
Lens: Fujinon Zoom smc PENTAX-DA 40mm F2.8 XS, 5 elements in 4 groups
Focal Length (35mm equivalent): 37 - 185mm 61mm
Focal Length (actual): 6.2 - 31mm 40mm
Zoom Ratio: 5.00x 1.00x
Aperture Range: f/3.2 - f/5.2 (wide); f/4.8 - f/8.0 (tele) f/2.8 (wide) / f/22 (tele)
Integrated ND Filter: No No
Normal Focus Range: 40 cm to Infinity
15.7 in to Infinity
40 cm to Infinity
15.7 in to Infinity
Macro Focus Range: 5 - 80 cm
2.0 - 31.5 in
 
Filter Thread: n/a 27.0mm
Thread Type: n/a n/a
Optical Image Stabilization: No No
Digital Zoom: Yes No
Digital Zoom Values: Up to 6.9x n/a
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Contrast Detect Auto Focus (Center) Contrast Detection: Auto 81 Point, User-Selectable, Center; AF Single (w focus lock, focus/release priority selectable), Face Detection AF, Tracking AF, Manual
Auto Focus Assist Light? Yes Yes
Manual Focus: Yes Yes
Viewfinder
Viewfinder: LCD No / LCD
Viewfinder Type:    
Focus Peaking: No Yes
EVF Resolution: n/a n/a
Viewfinder Magnification (35mm equivalent):    
Viewfinder Magnification (nominal/claimed):    
Display
Eye-level Viewfinder: No No
Rear Display: Yes Yes
Rear Display Size (inches): 2.7 3.0
Rear Display Resolution: 230,000 dots 921,000 dots
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
Exposure
Maximum ISO (native):   12800
Minimum ISO (native):   100
ISO Settings: Auto, 100, 200, 400, 800 Auto: ISO 100-12800 (1, 1/2, 1/3 steps), expandable to ISO 100-25600, Auto ISO range selectable; Manual: ISO 100-12800 (1, 1/2, 1/3 steps), expandable to ISO 100-25600
Auto ISO Mode: Yes Yes
White Balance Settings: Auto, Fine, Shade, Fluorescent light (Daylight), Fluorescent light (Warm White), Fluorescent light (Cool White), Incandescent light Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE
Shutter Speed Range: 1/1500 - 4 sec 1/4000 - 30 sec
Bulb Mode: No Yes
Exposure Compensation:   +/- 3.0EV in 0.3EV steps
Metering Modes: TTL 64-zones metering 1024-segment Multi, Center-weighted and Spot
Program Auto Exposure: No Yes
Aperture Priority: No Yes
Shutter Priority: No Yes
Full Manual Exposure: No Yes
Creative Exposure Modes: Baby, Picture Stabilization, Portrait, Landscape, Sport, Night, Natural light, Beach, Snow, Fireworks, Sunset, Flower, Party, Museum, Text, Manual Scene modes: Portrait, Landscape, Macro, Moving Object, Night Scene Portrait, Sunset, Blue Sky, Forest, Night Scene, Night Scene HDR (JPG only), Night Snap, Food, Pet, Kids, Surf & Snow, Backlight Silhouette, Candlelight, Stage Lighting, Museum; Custom Image modes: Bright, Natural, Portrait, Landscape, Vibrant, Radiant, Muted, Bleach Bypass, Reversal Film, Monochrome (including film filters, infrared, sepia toning), Cross Processing; Digital filters (capture): Extract Color, Toy Camera, Retro, High Contrast, Shading, Invert Color...
Self Timer: 2 or 10 seconds 2, 12 seconds
Time Lapse (intervalometer):   Yes
High Resolution Composite: No No
Flash
Built-in Flash: Yes Yes
Flash Modes: Auto, Red-eye Reduction, Forced Flash, Suppressed Flash, Slow Synchro., Slow Synchro with Red-eye Reduction Auto, Auto + Redeye, On, On + Redeye, Slow Sync, Slow Sync + Redeye, Trailing Curtain Sync, Off
Flash Guide Number (ISO 100): n/a 12.0 m / 39.4 ft.
Flash Range Description: Auto ISO: Wide angle: approx. 0.5m / 1.6 ft. to 3.5m / 11.5 ft.; Telephoto: approx. 0.5m / 1.6 ft. to 2.2m / 7.2 ft.; Macro: approx. 0.5m / 1.6 ft. to 0.8m / 2.6 ft. Lens aperture dependent
Max Flash Sync:   1/180
Flash Exposure Compensation:   -2 to +1 EV
External Flash Connection: n/a Hot Shoe
Built-In Wireless Flash Control:    
Image Storage
Usable Memory Types: SD / SDHC / xD SD / SDHC / SDXC
UHS Support:   UHS-I
Other Memory:   UHS-1 compliant
Dual Card Slots: No No
RAW Capture Support: No Yes
Uncompressed Format:   12-bit DNG RAW
Movie File Format: AVI (Motion JPEG) MP4 (AVC H.264), AVI/MJPEG for Interval Movie
Included Memory: 12.0 MB 0.0 MB
Included Memory Type: Internal  
Connectivity
Built-In Wi-Fi: No No
NFC: No No
Bluetooth: No No
Built-In GPS: No No
Microphone Jack: No Yes
Headphone Jack: No No
External Connections: USB 2.0 Full (LOW) Speed USB 2.0 High Speed
PictBridge Compliant: No No
DPOF Compliant: Yes Yes
Remote Control: No Yes
Remote Control Type:   Optional Infrared
Connections (extended):   Mini HMDI (Type-C), 3.5mm stereo microphone input
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):   1.91
Cycle time for RAW shooting in single shot mode (seconds per frame):   2.24
Buffer size for RAW shooting in single shot mode (frames):   Unlimited
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):    
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution):   5.9
Buffer size for JPEG shooting in burst mode (frames, max resolution):   9
RAW shooting speed in burst mode (fps):    
Buffer size for RAW shooting in burst mode (frames):    
RAW+JPEG shooting speed in burst mode (fps):    
Buffer Size for RAW+JPEG shooting in burst mode (frames):    
Shutter lag (full AF, wide/mid):   0.80 seconds
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus):   0.105 seconds
Shutter lag (full AF, with flash):   0.85 seconds
Shutter Lag (prefocused):   0.120 seconds
Shutter Lag (notes):   Full Autofocus, Multi-area AF mode = 0.768 second
Startup Time:   2.4 seconds
Play -> Record Time:   1.3 seconds
Flash cycle time, full power:   4.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):   500 shots
Battery Life, Still (CIPA Rating OVF/EVF):    
Battery Life, Video:    
Battery Form Factor: Proprietary NP-40ND Proprietary D-LI90
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-40ND Lithium-ion rechargeable 1 x Proprietary D-LI90 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter): Yes Yes
Dedicated Battery Charger Included:
Internal Charging Supported:
Software
Included Software: FinePix Viewer Software CD-ROM S-SW120
OS Compatibility:   Windows, Mac OS
Miscellaneous
Notes & Features: Machined aluminum frame under black, white or yellow exterior, 16MP APS-C sensor, Pentax K-Mount, Sensor-shift Shake and Dust Reduction (4-stops), 6fps Burst Mode, Full HD 1080p Movies, HDR mode, Focus peaking in manual focus mode.