• 1 inch 116.2mm2
  • 20.5 megapixels
  • ISO 160 - 12,800
  • APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200

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Differences

Samsung NX Mini advantages over Pentax K-S1

  • Less expensive
    $549 vs $800 (MSRP)
    Save money for lenses or accessories
  • 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
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Thinner
    22 mm vs 69 mm
    Thinner
  • Lighter weight
    269g vs 765g
    Lighter weight
  • Wider angle kit lens
    24 mm vs 27 mm
    Capture more of the scene with the included lens
  • Faster JPEG shooting
    6.0 fps vs 5.4 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/16000 vs 1/6000 sec
    Shoot wide open in bright light

Pentax K-S1 advantages over Samsung NX Mini

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    APS-C vs 1 inch
    More sensor area. Bigger is (generally) better.
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 4.29 vs 2.41 microns
    Better low-light and dynamic range (all else equal)
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Higher-res screen
    307k vs 154k pixels
    More detail on the screen lets you judge focus and composition
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Optional anti-aliasing filter
    Optional vs Fixed
    Lets you choose sharper photos or reduced moiré
  • Bigger JPEG buffer
    20 vs 11 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    51200 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • 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
  • 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
  • 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
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Buy the Pentax K-S1

Review Excerpt

The Competition

Compared to Nikon J3

Samsung NX Mini
Nikon J3
  • $600
  • 1 inch
  • Touchscreen
  • In-camera panoramas
  • $617
  • 1 inch
  • Bigger pixels
  • On-sensor phase detect
Pentax K-S1
Nikon J3
  • $502
  • APS-C
  • Lens selection
  • Focus peaking
  • $617
  • 1 inch
  • Less expensive
  • On-sensor phase detect

Compared to Sony A58

Samsung NX Mini
Sony A58
  • $600
  • 1 inch
  • Touchscreen
  • Built-in Wi-Fi
  • $598
  • APS-C
  • Focus peaking
  • Larger sensor
Pentax K-S1
Sony A58
  • $502
  • APS-C
  • Lens selection
  • Higher effective ISO
  • $598
  • APS-C
  • Less expensive
  • In-camera panoramas

Compared to Nikon J4

Samsung NX Mini
Nikon J4
  • $600
  • 1 inch
  • Less expensive
  • Tiltable Screen
  • $350
  • 1 inch
  • On-sensor phase detect
  • Higher-res screen
Pentax K-S1
Nikon J4
  • $502
  • APS-C
  • Lens selection
  • Focus peaking
  • $350
  • 1 inch
  • Less expensive
  • Touchscreen

Compared to Pentax K-S2

Samsung NX Mini
Pentax K-S2
  • $600
  • 1 inch
  • Touchscreen
  • In-camera panoramas
  • $499
  • APS-C
  • Focus peaking
  • Larger sensor
Pentax K-S1
Pentax K-S2
  • $502
  • APS-C
  • Higher-res screen
  • $499
  • APS-C
  • Tilt-swivel screen
  • Built-in Wi-Fi

Compared to Nikon J5

Samsung NX Mini
Nikon J5
  • $600
  • 1 inch
  • Longer stills battery life
  • Thinner
  • $497
  • 1 inch
  • Shoot 4K video
  • On-sensor phase detect
Pentax K-S1
Nikon J5
  • $502
  • APS-C
  • Lens selection
  • Focus peaking
  • $497
  • 1 inch
  • Shoot 4K video
  • Touchscreen
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