• APS-C 369.0mm2
  • 20.3 megapixels
  • ISO 100 - 25,600
  • APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200

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Differences

Samsung Galaxy NX advantages over Pentax K-S1

  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Thinner
    25 mm vs 69 mm
    Thinner
  • Higher-res screen
    922k vs 307k pixels
    More detail on the screen lets you judge focus and composition
  • More viewfinder magnification
    0.69x vs 0.63x
    Get a bigger view of the scene through the eye-level viewfinder
  • Faster JPEG shooting
    8.2 fps vs 5.4 fps
    Faster JPEG shooting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos

Pentax K-S1 advantages over Samsung Galaxy NX

  • Lens selection
    Excellent vs Limited
    Better lens selection gives you more options
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Higher effective ISO
    1,061 vs 910 iso
    Take photos in low light with less noise
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré
  • Higher extended ISO
    51200 vs 25600 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
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • 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

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • External Mic Jack
    Neither provide
    Improved sound fidelity when shooting video
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

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Buy the Samsung Galaxy NX

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Buy the Pentax K-S1

Review Excerpt

The Competition

Compared to Samsung NX300

Samsung Galaxy NX
Samsung NX300
  • $1199
  • APS-C
  • Eye-level viewfinder
  • Built-in Bluetooth
  • $999
  • APS-C
  • Less expensive
  • Tiltable Screen
Pentax K-S1
Samsung NX300
  • $399
  • APS-C
  • Lens selection
  • Eye-level viewfinder
  • $999
  • APS-C
  • Touchscreen
  • In-camera panoramas

Compared to Fujifilm X-E2

Samsung Galaxy NX
Fujifilm X-E2
  • $1199
  • APS-C
  • Touchscreen
  • Built-in Bluetooth
  • $574
  • APS-C
  • Lens selection
  • Less expensive
Pentax K-S1
Fujifilm X-E2
  • $399
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization
  • $574
  • APS-C
  • In-camera panoramas
  • Built-in Wi-Fi

Compared to Samsung NX30

Samsung Galaxy NX
Samsung NX30
  • $1199
  • APS-C
  • Slower slow-motion
  • Built-in Bluetooth
  • $865
  • APS-C
  • Less expensive
  • Tilt-swivel screen
Pentax K-S1
Samsung NX30
  • $399
  • APS-C
  • Lens selection
  • In-Camera Image Stabilization
  • $865
  • APS-C
  • Tilt-swivel screen
  • Touchscreen

Compared to Nikon D3300

Samsung Galaxy NX
Nikon D3300
  • $1199
  • APS-C
  • Focus peaking
  • Touchscreen
  • $438
  • APS-C
  • Lens selection
  • Less expensive
Pentax K-S1
Nikon D3300
  • $399
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $438
  • APS-C
  • In-camera panoramas
  • Higher effective ISO

Compared to Pentax K-S2

Samsung Galaxy NX
Pentax K-S2
  • $1199
  • APS-C
  • Touchscreen
  • In-camera panoramas
  • $522
  • APS-C
  • Lens selection
  • Less expensive
Pentax K-S1
Pentax K-S2
  • $399
  • APS-C
  • Higher-res screen
  • $522
  • APS-C
  • Tilt-swivel screen
  • Built-in Wi-Fi
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