• APS-C 366.6mm2
  • 20.1 megapixels
  • ISO 100 - 51,200
  • APS-C 370.5mm2
  • 16.3 megapixels
  • ISO 100 - 12,500

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Differences

Pentax K-S1 advantages over Leica TL

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • 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
  • Longer stills battery life
    More info 480 vs 400 shots
    Capture more photos
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More pixels
    20.1 vs 16.3 megapixels
    Higher resolution photos
  • 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
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Bigger JPEG buffer
    20 vs 12 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/6000 vs 1/4000 sec
    Shoot wide open in bright light
  • Higher extended ISO
    51200 vs 12500 ISO
    Higher extended ISO can give more low-light flexibility

Leica TL advantages over Pentax K-S1

  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Thinner
    33 mm vs 69 mm
    Thinner
  • Higher-res screen
    410k vs 307k pixels
    More detail on the screen lets you judge focus and composition

Similarities

Common Strengths

  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • 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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Review Excerpt

The Competition

Compared to Sony A58

Pentax K-S1
Sony A58
  • $502
  • APS-C
  • Lens selection
  • Higher effective ISO
  • $598
  • APS-C
  • Less expensive
  • In-camera panoramas
Leica TL
Sony A58
  • $1350
  • APS-C
  • Touchscreen
  • Built-in Wi-Fi
  • $598
  • APS-C
  • Focus peaking
  • Eye-level viewfinder

Compared to Samsung NX3000

Pentax K-S1
Samsung NX3000
  • $502
  • APS-C
  • Lens selection
  • Focus peaking
  • $950
  • APS-C
  • Less expensive
  • In-camera panoramas
Leica TL
Samsung NX3000
  • $1350
  • APS-C
  • Touchscreen
  • Internal flash
  • $950
  • APS-C
  • In-camera panoramas
  • Tiltable Screen

Compared to Nikon D5500

Pentax K-S1
Nikon D5500
  • $502
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $697
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
Leica TL
Nikon D5500
  • $1350
  • APS-C
  • Bigger pixels
  • Thinner
  • $697
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compared to Pentax K-S2

Pentax K-S1
Pentax K-S2
  • $502
  • APS-C
  • Higher-res screen
  • $499
  • APS-C
  • Tilt-swivel screen
  • Built-in Wi-Fi
Leica TL
Pentax K-S2
  • $1350
  • APS-C
  • Touchscreen
  • Thinner
  • $499
  • APS-C
  • Tilt-swivel screen
  • Focus peaking

Compared to Leica TL2

Pentax K-S1
Leica TL2
  • $502
  • APS-C
  • Eye-level viewfinder
  • In-Camera Image Stabilization
  • $2495
  • APS-C
  • Shoot 4K video
  • Touchscreen
Leica TL
Leica TL2
  • $1350
  • APS-C
  • Less expensive
  • Bigger pixels
  • $2495
  • APS-C
  • Focus peaking
  • Shoot 4K video
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