• 1/2.33 inch 28.2mm2
  • 14.1 megapixels
  • 24.00mm - 480.00mm (35mm eq.)
  • 1 inch 116.2mm2
  • 20.2 megapixels
  • 24.00mm - 100.00mm (35mm eq.)

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Differences

Panasonic ZS20 advantages over Canon G7X Mark III

  • Slower slow-motion
    220 fps vs 120 fps
    Supports slower slow-mo
  • More telephoto lens reach
    480 mm vs 100 mm
    Capture objects farther away
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • Thinner
    28 mm vs 41 mm
    Thinner
  • Lighter weight
    207g vs 304g
    Lighter weight
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots

Canon G7X Mark III advantages over Panasonic ZS20

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Larger sensor
    1 inch vs 1/2.33 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 2.41 vs 1.42 microns
    Better low-light and dynamic range (all else equal)
  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Larger lens aperture
    f/1.8 vs f/3.3
    Take photos in low-light or isolate your subject
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Fast startup
    ~1.50 vs 2.4 sec
    Faster startup lets you catch the moment
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Newer
    6 years vs 14 years old
    Newer cameras often support more advanced features
  • More dots on screen
    1040k vs 460k dots
    Can mean greater resolution or a brighter screen
  • Less shutter lag
    0.15 vs 0.26 sec
    Focus and take a photo quickly (wide angle)
  • More pixels
    20.2 vs 14.1 megapixels
    Higher resolution photos
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Faster JPEG shooting
    20.0 fps vs 10.0 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    125 vs 10 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/25600 vs 1/2000 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

  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Eye-level viewfinder
    Neither provide
    You'll be able to frame photos even when the sun is out
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • On-sensor phase detect
    Neither provide
    Usually improves live view and video AF performance
  • Hot shoe
    Neither provide
    Off-camera flashes open new possibilities
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video

User reviews

Buy From

Your purchases support this site

Buy the Panasonic ZS20

Your purchases support this site

Buy the Canon G7X Mark III

Review Excerpt

  • Very long zoom lens; Full HD video; Great grip; Built-in GPS; HDR and Handheld Night Shot modes.

  • Poor image quality due to excessive noise suppression; Flash too close to the grip; No GPS logging; Battery only charges in the camera; Limited touchscreen.

The Competition

Compared to Panasonic ZS10

Panasonic ZS20
Panasonic ZS10
  • $217
  • 1/2.33 inch
  • Less expensive
  • More telephoto lens reach
  • $214
  • 1/2.33 inch
  • Built-in Wi-Fi
  • Faster shutter
Canon G7X Mark III
Panasonic ZS10
  • $749
  • 1 inch
  • Focus peaking
  • Larger sensor
  • $214
  • 1/2.33 inch
  • More telephoto lens reach
  • Lighter weight

Compared to Panasonic ZS8

Panasonic ZS20
Panasonic ZS8
  • $217
  • 1/2.33 inch
  • Touchscreen
  • More telephoto lens reach
  • $259
  • 1/2.33 inch
  • Fast startup
  • Longer stills battery life
Canon G7X Mark III
Panasonic ZS8
  • $749
  • 1 inch
  • Focus peaking
  • Larger sensor
  • $259
  • 1/2.33 inch
  • More telephoto lens reach
  • Longer stills battery life

Compared to Panasonic ZS19

Panasonic ZS20
Panasonic ZS19
  • $217
  • 1/2.33 inch
  • Built-in GPS
  • $300
  • 1/2.33 inch
Canon G7X Mark III
Panasonic ZS19
  • $749
  • 1 inch
  • Focus peaking
  • Larger sensor
  • $300
  • 1/2.33 inch
  • Slower slow-motion
  • More telephoto lens reach

Compared to Canon G7X Mark II

Panasonic ZS20
Canon G7X Mark II
  • $217
  • 1/2.33 inch
  • More telephoto lens reach
  • Built-in GPS
  • $614
  • 1 inch
  • Focus peaking
  • Larger sensor
Canon G7X Mark III
Canon G7X Mark II
  • $749
  • 1 inch
  • Shoot 4K video
  • In-camera panoramas
  • $614
  • 1 inch
  • Less expensive
  • NFC

Compared to Canon G5X Mark II

Panasonic ZS20
Canon G5X Mark II
  • $217
  • 1/2.33 inch
  • Slower slow-motion
  • More telephoto lens reach
  • $899
  • 1 inch
  • Focus peaking
  • Larger sensor
Canon G7X Mark III
Canon G5X Mark II
  • $749
  • 1 inch
  • Less expensive
  • External Mic Jack
  • $899
  • 1 inch
  • Eye-level viewfinder
  • More telephoto lens reach
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