• 1/2.33 inch 28.2mm2
  • 16.0 megapixels
  • 28.00mm - 560.00mm (35mm eq.)
  • 4/3 226.2mm2
  • 20.4 megapixels
  • ISO 200 - 6400

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Differences

Pentax VS20 advantages over Olympus E-M5 III

  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    38 mm vs 49 mm
    Thinner
  • Lighter weight
    235g vs 414g
    Lighter weight

Olympus E-M5 III advantages over Pentax VS20

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    4/3 vs 1/2.33 inch
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 3.36 vs 1.33 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    4K (DCI) vs 720p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • High resolution composite
    Yes vs No
    Combine multiple shots to form a super hi-res version
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 310 vs 200 shots
    Capture more photos
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    5 years vs 13 years old
    Newer cameras often support more advanced features
  • 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 dots on screen
    1037k vs 460k dots
    Can mean greater resolution or a brighter screen
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    20.4 vs 16.0 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Longer exposure
    60 vs 4 sec
    Long exposures for night shots
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster JPEG shooting
    30.0 fps vs 1.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    26 vs 6 shots
    Take more JPEG shots before waiting (burst mode)
  • Slow-motion videos
    Yes vs No
    Shoot slow-motion videos
  • Faster shutter
    1/32000 vs 1/2500 sec
    Shoot wide open in bright light
  • Higher extended ISO
    25600 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Rear display
    Both provide
    Review photos on the back of the camera
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.

Common Weaknesses

  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    Neither provide
    Geotag your photos
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • Dual card slots
    Neither provide
    Gives you more storage flexibility
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

Buy From

Your purchases support this site

Buy the Pentax VS20

Your purchases support this site

Buy the Olympus E-M5 III

Review Excerpt

  • Improved image quality; Very good dynamic range & high ISO performance for a modern MFT sensor; Very fast AF; Excellent image stabilization; 4K video recording; Weather-sealed build quality.

  • Below average battery life; Small size can be awkward with long, heavy lenses; One SD card slot.

The Competition

Compared to Olympus SZ-12

Pentax VS20
Olympus SZ-12
  • $106
  • 1/2.33 inch
  • Manual focus
  • Faster JPEG shooting
  • $128
  • 1/2.3 inch
  • Less expensive
  • HDMI out
Olympus E-M5 III
Olympus SZ-12
  • $824
  • 4/3
  • Tilt-swivel screen
  • Focus peaking
  • $128
  • 1/2.3 inch
  • Internal flash
  • Lighter weight

Compared to Olympus SZ-16

Pentax VS20
Olympus SZ-16
  • $106
  • 1/2.33 inch
  • Manual focus
  • Bigger JPEG buffer
  • $230
  • 1/2.3 inch
  • Longer stills battery life
  • HDMI out
Olympus E-M5 III
Olympus SZ-16
  • $824
  • 4/3
  • Tilt-swivel screen
  • Focus peaking
  • $230
  • 1/2.3 inch
  • Slower slow-motion
  • Internal flash

Compared to Olympus SZ-15

Pentax VS20
Olympus SZ-15
  • $106
  • 1/2.33 inch
  • Manual focus
  • Longer exposure
  • $162
  • 1/2.3 inch
  • Less expensive
  • HDMI out
Olympus E-M5 III
Olympus SZ-15
  • $824
  • 4/3
  • Tilt-swivel screen
  • Focus peaking
  • $162
  • 1/2.3 inch
  • Internal flash
  • Lighter weight

Compared to Panasonic G100

Pentax VS20
Panasonic G100
  • $106
  • 1/2.33 inch
  • In-Camera Image Stabilization
  • Thinner
  • $599
  • 4/3
  • Tilt-swivel screen
  • Focus peaking
Olympus E-M5 III
Panasonic G100
  • $824
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite
  • $599
  • 4/3
  • Less expensive
  • In-camera panoramas

Compared to Olympus E-M10 IV

Pentax VS20
Olympus E-M10 IV
  • $106
  • 1/2.33 inch
  • Lighter weight
  • $666
  • 4/3
  • Focus peaking
  • Larger sensor
Olympus E-M5 III
Olympus E-M10 IV
  • $824
  • 4/3
  • Tilt-swivel screen
  • High resolution composite
  • $666
  • 4/3
  • Less expensive
  • Longer video battery life
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