Pentax K-3 II vs. Fujifilm GFX 50S

Camera Comparison, Reviews and Tests

Detailed comparison and review of Pentax K-3 II and Fujifilm GFX 50S. With our comprehensive overview, you can simply compare design, sensors, proximity characteristics, memory capacities, but also other key features of both cameras and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the camera that best fits your needs and expectations.

Camera Specifications Comparison

Pentax K-3 II vs. Fujifilm GFX 50S Comparison Chart
DESIGN AND DIMENSIONS Pentax K-3 II Fujifilm GFX 50S
Product Type Digital camera - 1080p - SLR with Live View mode, movie recording Digital camera - 1080p - mirrorless system with movie recording
Lens Included Body only Body only
Height 10.25 cm 9.42 cm
Width 13.15 cm 14.75 cm
Depth 7.75 cm 9.14 cm
Weight 700 g 740 g
Weight Details - Camera body only: 740 g
Camera with battery and memory card: 825 g
Camera with EVF: 920 g
Body Material Stainless steel, magnesium alloy -
Enclosure Colour Black Black
Protection Weatherproof, freezeproof, dust-resistant Weatherproof
Navigation GPS receiver -
SENSOR Pentax K-3 II Fujifilm GFX 50S
Sensor Resolution 24.35 Megapixel 51.4 Megapixel
Optical Sensor Type CMOS CMOS
Total Pixels 24,710,000 pixels -
Effective Sensor Resolution 24,350,000 pixels 51,400,000 pixels
Optical Sensor Size APS-C (23.5 x 15.6 mm) Medium Format (43.8 x 32.9 mm)
Frame Rate (Max Resolution) - 30 fps
Sensor Dust Reduction - Yes
Sensor Features Dust Reduction (image sensor vibration), anti-aliasing simulator function Ultrasonic vibration
Sensors Accelerometer, magnetometer, digital level metre Digital level metre
PROCESSOR Pentax K-3 II Fujifilm GFX 50S
Image Processor - X-Processor Pro engine
LENS Pentax K-3 II Fujifilm GFX 50S
Lens Mounting Type Pentax K Fujifilm G Mount
FOCUSING Pentax K-3 II Fujifilm GFX 50S
Auto Focus TTL contrast and phase detection TTL contrast detection
Auto Focus Points (Zones) Qty 27 -
Auto Focus Features - Focus Peaking function
Face Detection Yes Eye Detect AF, face-priority AF function
VIEWFINDER Pentax K-3 II Fujifilm GFX 50S
Viewfinder Type Optical - fixed eye-level pentaprism Electronic - OLED
Viewfinder Colour Support - Colour
Viewfinder Diagonal Size - 0.5"
Viewfinder Resolution - 3,690,000 pixels
Optical Viewfinder Field Coverage 100% 100%
Optical Viewfinder Magnification 0.95x 0.85x
Optical Viewfinder Dioptric Correction Range -2.5 to +1.5 -4 to +2
Interchangeable Focusing Screens Yes -
Features - Viewfinder brightness control, auto eye sensor
EXPOSURE & WHITE BALANCE Pentax K-3 II Fujifilm GFX 50S
ISO (Max) 51200 102400
Native ISO 100-51200 100-12800
Extended ISO (Max) - 25600 (H1), 51200 (H2), 102400 (H3)
Extended ISO (Min) - 50
Light Sensitivity ISO 100-51200, ISO auto (100-51200) ISO 50, ISO auto, ISO 102400, ISO 51200, ISO 25600, ISO 100-12800
Exposure Metering Multi-segment, centre-weighted, spot Multi-segment, centre-weighted, spot, average
Exposure Metering Zones - 256
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority, ISO priority, shutter & aperture priority Automatic, manual, aperture-priority, shutter-priority
Bracketing Modes - Dynamic Range Bracketing, Film Simulation Bracketing, ISO sensitivity bracketing, white balance bracketing
Special Effects Soft, Slim, Pastel, fisheye, natural, bright, Vibrant, Sketch, monochrome, Muted, landscape, portrait, Water Colour, miniature, Cross Process, Retro, Colour Extract, Toy camera, starburst, High contrast, Colour Invert, Bleach Bypass, Posterisation, Radiant, Reversal Film, Shading, Tone Expansion, Bold Monochrome, Unicolour Bold Chrome, Film Simulation, Grainy Film
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Color Temperature Enhancement (CTE), fluorescent light (daylight white) Incandescent, fluorescent, daylight, shade, fluorescent light (cool white), fluorescent light (warm white), Underwater
Shutter Type Mechanical electronically-controlled Mechanical
Max Shutter Speed 1/8000 sec 1/16000 sec
Min Shutter Speed 30 sec 4 sec
Exposure Compensation ±5 EV range, in 1/2 or 1/3 EV steps ±5 EV range, in 1/3 EV steps
Auto Exposure Bracketing 2, 3 or 5 steps 9 steps in 1/3 EV steps
White Balance Bracketing - Yes
X-sync Speed 1/180 sec 1/125sec
Exposure Range EV -3-20 (ISO 100) -
DISPLAY Pentax K-3 II Fujifilm GFX 50S
Type 3.2" LCD display 3.2" LCD display
Touch Screen - Yes
Display Format 1,037,000 pixels 2,360,000 pixels
Display Form Factor Built-in Folding
Display Features Colour control, contrast control, display brightness control Display brightness control, display colour control
VIDEOGRAPHY / CAMCORDER Pentax K-3 II Fujifilm GFX 50S
Digital Video Format AVI, MJPEG, H.264 H.264
Image Recording Format JPEG, DNG (RAW), PEF (RAW) JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 1920 x 1080
Microphone Operation Mode Mono -
MEMORY Pentax K-3 II Fujifilm GFX 50S
Memory Card Slot Dual SD card SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card
Memory Card Included No No
Memory Card Max Supported Size - 256 GB
Image Storage RAW 6016 x 4000
JPEG 6016 x 4000
JPEG 4608 x 3072
JPEG 3072 x 2048
JPEG 1920 x 1280
8256 x 6192
8256 x 5504
8256 x 4640
6192 x 6192
8256 x 3048
7744 x 6192
7232 x 6192
4000 x 3000
4000 x 2664
4000 x 2248
2992 x 2992
4000 x 1480
3744 x 3000
3504 x 3000
Video Capture 1920 x 1080
1280 x 720
1920 x 1080 p - 29.97 fps
1920 x 1080 p - 25 fps
1920 x 1080 p - 24 fps
1920 x 1080 p - 23.98 fps
1280 x 720 p - 29.97 fps
1280 x 720 p - 25 fps
1280 x 720 p - 24 fps
1280 x 720 p - 23.98 fps
BATTERY AND CHARGING Pentax K-3 II Fujifilm GFX 50S
Battery Type Pentax D-Li90 Lithium Ion Fujifilm NP-T125 Lithium Ion
Details Pentax D-Li90 Li-ion rechargeable battery (included) Fujifilm NP-T125 Li-ion rechargeable battery (included)
Battery Life Photo shooting - 720 shots
Playback - 6.2 hours
Photo shooting - 400 shots
Video recording - 2.42 hours
CONNECTIONS Pentax K-3 II Fujifilm GFX 50S
Interface Composite video/audio, HDMI, USB 3.0 HDMI, USB 3.0, IEEE 802.11b/g/n
Connectivity Features - Remote control via mobile devices, Wireless Image Transfer
Print Standard Exif Print support Exif Print support
Flash Terminal Hot shoe, PC terminal Hot shoe
Connector Type USB 3.0
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control
USB 3.0
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
Remote control (sub-mini phone 2.5 mm)
DC power input
FEATURES Pentax K-3 II Fujifilm GFX 50S
Self-Timer Delay 2sec, 12sec 10 sec, 2sec
Continuous Shooting Speed 3 frames per second, 4.5 frames per second, 8.3 frames per second 3 frames per second, 1.8 frames per second
HDR Mode Auto HDR mode -
Additional Features Audio recording, sharpness control, digital image rotation, camera orientation detection, histogram display, AE lock, AF lock, cropping an image, resizing an image, saturation control, interval shooting mode, in-camera film editing, in-camera RAW processing, peripheral illumination correction, HDR image enhancement technology, Shade Correction, Eye-Fi Card Ready, High ISO NR, no anti-aliasing filter, Lens Distortion Correction, primary colour filter, Automatic composition correction function, colour moire correction, Lateral Chromatic Aberration Correction, Flucard Ready, anti-aliasing filter simulator, diffraction correction, Pixel Shift Resolution technology, colour fringe correction Auto power save, date/time stamp, depth-of-field preview button, sharpness control, digital image rotation, histogram display, colour control, in-camera red-eye removal, resizing an image, highlight tone priority, interval shooting mode, highlight point display, Automatic Pixel Mapping (APM), Dynamic Range Adjustment, Bayer mosaic RGB filter, noise reduction over long exposures, Lens Modulation Optimizer (LMO), noise reduction, multiple exposure capture, shadow tone priority
OTHERS Pentax K-3 II Fujifilm GFX 50S
Included Accessories Eyepiece cover, carrying strap, battery charger, body cap, eyecup, shoe cap, sync terminal cover Battery charger, body cap, shoulder strap, viewfinder, power plug adapter, strap clip, cable protector, strap clip lock
Software Drivers & Utilities -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature -10 °C -10 °C
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