• APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • Medium format 1,441.0mm2
  • 51.4 megapixels
  • ISO 100 - 12,800

Buy From

Differences

Pentax K-S2 advantages over Fujifilm GFX 50S

  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Fast startup
    ~1.00 vs 1.3 sec
    Faster startup lets you catch the moment
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    64 mm vs 91 mm
    Thinner
  • Less shutter lag
    0.12 vs 0.48 sec
    Focus and take a photo quickly (wide angle)
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Optional anti-aliasing filter
    Optional vs None
    Lets you choose sharper photos or reduced moiré
  • Faster JPEG shooting
    5.2 fps vs 3.0 fps
    Faster JPEG shooting (burst mode)
  • Faster RAW shooting
    5.2 fps vs 3.0 fps
    Faster RAW shooting in burst mode

Fujifilm GFX 50S advantages over Pentax K-S2

  • Larger sensor
    Medium format vs APS-C
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.31 vs 4.29 microns
    Better low-light and dynamic range (all else equal)
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • More dots on screen
    2360k vs 922k dots
    Can mean greater resolution or a brighter screen
  • More viewfinder magnification
    0.85x vs 0.63x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    51.4 vs 20.1 megapixels
    Higher resolution photos
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Longer exposure
    3600 vs 30 sec
    Long exposures for night shots
  • Bigger RAW buffer
    21 vs 9 shots
    Larger buffer for RAW shots (burst mode)
  • Faster shutter
    1/16000 vs 1/6000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    102400 vs 51200 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • Built-in GPS
    Neither provide
    Geotag your photos
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

Buy From

Your purchases support this site

Buy the Pentax K-S2
Body Only (White)
  • Body Only (White)
  • Body Only (Black)
  • Body Only (Black/Orange)
  • Kit with 18-50mm WR Lens (Black)
  • Kit with 18-50mm WR Lens (Black/Orange)
  • Kit with 18-50mm WR Lens (White)
All K-S2 Deals

Your purchases support this site

Buy the Fujifilm GFX 50S
Body Only
All GFX 50S Deals

Review Excerpt

  • Very compact for a weather-sealed DSLR; Good ergonomics and great viewfinder; Excellent image quality; Decent performance for its class; Articulated screen is great for difficult compositions; Offers features not found in other Pentax DSLRs

  • 18-50mm kit lens is fiddly and prone to jamming when retracted; Wi-Fi is slow and unintuitive; Slow startup; Limited movie mode; Poor battery life for a DSLR; Priced too close to its enthusiast-grade sibling

  • Read our Pentax K-S2 Review

  • Fantastic image quality across the board; Excellent RAW dynamic range; Superb high ISO performance; Functional and user-friendly body; Robust weather-sealed construction; Detachable EVF; Tilting touchscreen; Very good lens quality.

  • Slow AF speeds; Performance can't compete with high-end full-frame cameras; Limited native lens selection so far; Expensive accessories; Unimpressive JPEG dynamic range; 1/125s maximum flash sync.

  • Read our Fujifilm GFX 50S Review

The Competition

Compared to Pentax K-500

Pentax K-S2
Pentax K-500
  • $499
  • APS-C
  • Tilt-swivel screen
  • Built-in Wi-Fi
  • $597
  • APS-C
  • Less expensive
  • Longer stills battery life

Compare Pentax K-S2 vs Pentax K-500

Fujifilm GFX 50S
Pentax K-500
  • $5197
  • Medium format
  • Larger sensor
  • Touchscreen
  • $597
  • APS-C
  • In-Camera Image Stabilization
  • Longer stills battery life

Compare Fujifilm GFX 50S vs Pentax K-500

Compared to Pentax K-S1

Pentax K-S2
Pentax K-S1
  • $499
  • APS-C
  • Tilt-swivel screen
  • Built-in Wi-Fi
  • $502
  • APS-C
  • Higher-res screen

Compare Pentax K-S2 vs Pentax K-S1

Fujifilm GFX 50S
Pentax K-S1
  • $5197
  • Medium format
  • Larger sensor
  • Bigger pixels
  • $502
  • APS-C
  • In-Camera Image Stabilization
  • Longer stills battery life

Compare Fujifilm GFX 50S vs Pentax K-S1

Compared to Nikon D5500

Pentax K-S2
Nikon D5500
  • $499
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $697
  • APS-C
  • Touchscreen
  • Fast startup

Compare Pentax K-S2 vs Nikon D5500

Fujifilm GFX 50S
Nikon D5500
  • $5197
  • Medium format
  • Focus peaking
  • Larger sensor
  • $697
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compare Fujifilm GFX 50S vs Nikon D5500

Compared to Hasselblad X1D

Pentax K-S2
Hasselblad X1D
  • $499
  • APS-C
  • Tilt-swivel screen
  • In-Camera Image Stabilization
  • $4999
  • Medium format
  • Larger sensor
  • Bigger pixels

Compare Pentax K-S2 vs Hasselblad X1D

Fujifilm GFX 50S
Hasselblad X1D
  • $5197
  • Medium format
  • Tiltable Screen
  • Top deck display
  • $4999
  • Medium format
  • Higher max flash sync

Compare Fujifilm GFX 50S vs Hasselblad X1D

Compared to Fujifilm GFX 50R

Pentax K-S2
Fujifilm GFX 50R
  • $499
  • APS-C
  • Tilt-swivel screen
  • In-Camera Image Stabilization
  • $4599
  • Medium format
  • Larger sensor
  • Bigger pixels

Compare Pentax K-S2 vs Fujifilm GFX 50R

Fujifilm GFX 50S
Fujifilm GFX 50R
  • $5197
  • Medium format
  • Top deck display
  • More viewfinder magnification
  • $4599
  • Medium format
  • Less expensive
  • Built-in Bluetooth

Compare Fujifilm GFX 50S vs Fujifilm GFX 50R

Compare Other Cameras?