• APS-C 369.0mm2
  • 24.2 megapixels
  • ISO 200 - 12,800
  • APS-C 361.2mm2
  • 25.7 megapixels
  • ISO 100 - 1,600,000
  • Detailed specifications
  • Fujifilm X-T100
  • Pentax K-3 III
Links
Prices: Compare Prices Compare Prices
Manufacturer URL: Manufacturer website Manufacturer website
Predecessor: Fujifilm X-T10
X-T10 vs X-T100
Pentax K-3 II
K-3 II vs K-3 III
Successor: Fujifilm X-T200
X-T100 vs X-T200
 
General
Model Number: X-T100 K-3 III
Alternate Model Number(s):   K-3 Mark III
Camera Format: Compact System Camera Pro SLR
Currently Manufactured: Yes Yes
Retail Price: $699.95 $1999.95
Street Price: $599.00 $1,846.95
Date Available: 2018-06-18 2021-04-06
Tripod Mount: Yes Yes
Weight: 20.6 oz (583 g)
includes batteries, kit lens
28.9 oz (820 g)
includes batteries
Size: 4.8 x 3.3 x 1.9 in.
(121 x 83 x 47 mm)
5.3 x 4.1 x 2.9 in.
(135 x 104 x 74 mm)
Waterproof: No No
Waterproof Depth: n/a n/a
Image Sensor
Sensor Type: CMOS CMOS
Sensor Manufacturer:    
Effective Megapixels: 24.2 25.7
Sensor Format: APS-C APS-C
Sensor size: 368.95mm2 (23.50mm x 15.70mm) 361.15mm2 (23.30mm x 15.50mm)
Approximate Pixel Pitch: 3.92 microns 3.76 microns
Focal Length Multiplier: 1.5x 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: No Yes
On-Sensor Phase Detect: Yes No
DxO Sensor Score:    
DxO Color Depth Score (bits):    
DxO Dynamic Range Score (evs):    
DxO Maximum Effective ISO Score (iso):    
Image Capture
Image Resolution: 6000 x 4000 (24.0 MP, 3:2),
4242 x 2832 (12.0 MP, 3:2),
3008 x 2000 (6.0 MP, 3:2),
6000 x 3376 (20.3 MP, 16:9),
4240 x 2384 (10.1 MP, 16:9),
3008 x 1688 (5.1 MP, 16:9),
4000 x 4000 (16.0 MP, 1:1),
2832 x 2832 (8.0 MP, 1:1),
2000 x 2000 (4.0 MP, 1:1),
9600 x 1440 (13.8 MP, Other),
2160 x 9600 (20.7 MP, Other),
6400 x 1440 (9.2 MP, Other),
2160 x 6400 (13.8 MP, Other)
6192 x 4128 (25.6 MP, 3:2),
4752 x 3168 (15.1 MP, 3:2),
3648 x 2432 (8.9 MP, 3:2),
1920 x 1280 (2.5 MP, 3:2)
Image File Format: JPEG (Exif Ver 2.3), .RAF 14-bit RAW, RAW + JPEG JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG
Continuous-mode frames/second: 6.0 12.0
Video Capture
Can take movies: Yes Yes
Movie Resolution: 3840x2160 (15p)
1920x1080 (60p/​50p/​24p/​23.98p)
1280x720 (60p/​50p/​24p/​23.98p)
1280x720 (100p)
3840x2160 (30p/​24p)
1920x1080 (60p/​50p/​30p/​25p/​24p)
Movie File Format: H.264 (MOV) with stereo sound 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: Fujifilm X Pentax K (KA/KAF/KAF2/3/4)
Lens: FUJINON XC 15-45mmF3.5-5.6 OIS PZ n/a
Focal Length (35mm equivalent): 22.5 - 67.5mm  
Focal Length (actual): 15 - 45mm  
Zoom Ratio: 3.00x  
Aperture Range: f/3.5 (wide) / f/5.6 (tele) - f/22  
Integrated ND Filter: No No
Normal Focus Range: 13 cm to Infinity
5.1 in to Infinity
 
Macro Focus Range:    
Filter Thread: 52.0mm n/a
Thread Type: n/a n/a
Optical Image Stabilization: Yes No
Digital Zoom: No
Digital Zoom Values: n/a  
Auto Focus
Auto Focus: Yes Yes
Auto Focus Type: Hybrid Phase/Contrast Detection AF: Single point AF: 7x13 (Changeable size of AF frame among 5 types), Zone AF: 3x3 / 5x5 / 7x7 from 91 areas on 7x13 grid, Wide/Tracking AF: (up to 18 area) SAFOX 13 TTL phase-matching - 101 point (25 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: 0.39-inch, 2.36M-dot OLED, 100% coverage, 0.62x magnification (35mm eq.), 17.5mm eyepoint, -4 to +2 diopter, eye sensor SLR type; eye-level pentaprism, ~100% coverage, 1.05x mag., 20.5mm eyepoint, -4.0 to +1.0 diopter
Focus Peaking: Yes Yes
EVF Resolution: 2,360,000 dots n/a
Viewfinder Magnification (35mm equivalent): 0.62x 1.05x
Viewfinder Magnification (nominal/claimed): 0.93x  
Display
Eye-level Viewfinder: Yes Yes
Rear Display: Yes Yes
Rear Display Size (inches): 3.0 3.2
Rear Display Resolution: 1,036,800 dots (345,600 px) 1,620,000 dots (540,000 px)
Touchscreen: Yes Yes
Articulating Screen: Yes No
Tilt Swivel Screen: Yes No
Selfie Screen: Yes No
Max Playback Zoom:   16.0x
Top Deck Display: No Yes
Exposure
Maximum ISO (native): 12800 1600000
Minimum ISO (native): 200 100
ISO Settings: 200-12800, Extended output sensitivity equivalent ISO 100, 25600 and 51200; AUTO, AUTO2, AUTO3 Auto, 100-1600000 (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, Custom1-3, Underwater Auto, Multi Auto WB, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, Flash, CTE, Manual (up to 3 settings), Color Temperature (up to 3 settings), Copying the white balance setting of a captured image
Shutter Speed Range: 1/32000 - 30 sec 1/8000 - 30 sec
Bulb Mode: Yes Yes
Exposure Compensation: +/- 5.0EV in 0.3EV steps +/- 5.0EV in 0.3EV steps
Metering Modes: TTL 256-zones metering: Multi, Spot, Average TTL open-aperture: Multi-segment with 307K-pixel RGBIr sensor, Center-weighted, Spot, Highlight-weighted
Program Auto Exposure: Yes Yes
Aperture Priority: Yes Yes
Shutter Priority: Yes Yes
Full Manual Exposure: Yes Yes
Creative Exposure Modes: Scene: Portrait Enhancer, Landscape, Sports, Night, Portrait, Fireworks, Sunset, Snow, Beach, Party, Flower, Text, Multiple Exposures; 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); Dynamic range setting: AUTO (100-400%), 100%, 200%, 400%; HDR (Auto, 1.0EV, 1.5EV, 2.0EV, 2.5EV, 3.0EV); Advanced Filters (Toy camera, Miniature, Pop color, High-key, Low-key, Dynamic tone, Fish-eye, Soft focus, Cross screen, Partial color (Red / Orange / Yellow / Green / Blue / Purple), Fog Remove, HDR Art); Motion Panorama Scene Analyze Auto, Program, Sensitivity Priority, Shutter Priority, Aperture Priority, Shutter & Aperture Priority; Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Tone Expansion, Bold Monochrome, Grainy Monochrome; HDR: Auto, HDR1, HDR2, HDR3, Advanced HDR, Exposure bracket value adjustable, Automatic composition correction function; Pixel Shift Resolution (On/Off)
Self Timer: 2, 10, Smile, Buddy, Group seconds 2 or 12 seconds
Time Lapse (intervalometer):    
High Resolution Composite: No 24.0 megapixels
Flash
Built-in Flash: Yes No
Flash Modes: Auto, Forced Flash, Suppressed Flash, Slow Synchr, Rear-curtain Synchro, Commander; Red-eye reduction available P-TTL; Modes available depends on external flash mounted
Flash Guide Number (ISO 100): 5.0 m / 16.4 ft. n/a
Flash Range Description: GN=5m (ISO 100) or 7m (ISO 200) n/a
Max Flash Sync: 1/180 1/200
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, PC Sync socket
Built-In Wireless Flash Control: Trigger Only No
Image Storage
Usable Memory Types: SD / SDHC / SDXC SD / SDHC / SDXC
UHS Support: UHS-I UHS-II
Other Memory:    
Dual Card Slots: No Yes
RAW Capture Support: Yes Yes
Uncompressed Format: .RAF 14-bit RAW, RAW + JPEG 14-bit RAW (.PEF, .DNG), RAW+JPEG
Movie File Format: H.264 (MOV) with stereo sound 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: No No
Bluetooth: Yes Yes
Built-In GPS: No No
Microphone Jack: Yes Yes
Headphone Jack: No Yes
External Connections: USB 2.0 High Speed,Bluetooth,WiFi USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge Compliant: Yes No
DPOF Compliant: Yes Yes
Remote Control: Yes Yes
Remote Control Type: Wi-Fi or optional wired (RR-90 or 2.5mm jack) Optional Wired or IR
Connections (extended): Micro (Type D) HDMI, 2.5mm wired remote/external mic jack USB 3.2 Gen1 (Type-C), Micro B,Micro (Type D) HMDI, External cable switch terminal (2.5mm), X-sync socket, 3.5mm stereo mic input, 3.5mm headphone jack
Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): 1.46  
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): 1.43  
Camera penalizes early shutter press? Yes
JPEG shooting speed in burst mode (fps, max resolution): 6.0 12.0
Buffer size for JPEG shooting in burst mode (frames, max resolution): 58 30
RAW shooting speed in burst mode (fps): 6.0  
Buffer size for RAW shooting in burst mode (frames): 16  
RAW+JPEG shooting speed in burst mode (fps): 6.0  
Buffer Size for RAW+JPEG shooting in burst mode (frames): 15  
Shutter lag (full AF, wide/mid): 0.32 seconds  
Shutter lag (full AF, tele):    
Shutter lag (full AF, live view - DSLR):    
Shutter lag (prefocused, live view - DSLR):    
Shutter Lag (manual focus): 0.192 seconds  
Shutter lag (full AF, with flash): 0.54 seconds  
Shutter Lag (prefocused): 0.047 seconds  
Shutter Lag (notes):    
Startup Time: 2.7 seconds  
Play -> Record Time: 1.7 seconds  
Flash cycle time, full power: 4.3 seconds  
Power
Battery Life, Stills (CIPA Rating Monitor/Live View): 430 shots  
Battery Life, Still (CIPA Rating OVF/EVF): 430 shots 800 shots
Battery Life, Video: 90 minutes  
Battery Form Factor: Proprietary NP-W126S Proprietary D-LI90
Usable Battery Types: Lithium-ion rechargeable Lithium-ion rechargeable
Batteries Included: 1 x Proprietary NP-W126S 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: No Yes
Internal Charging Supported: Yes No
Software
Included Software: Viewer software, RAW File Converter, etc. available via download Software CD-ROM includes Digital Camera Utility 5
OS Compatibility:    
Miscellaneous
Notes & Features: Kits and cameras will be available in Black, Dark Silver, and Champagne Gold.