• 35mm 864.0mm2
  • 30.4 megapixels
  • ISO 100 - 32,000
  • 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

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Differences

Canon 5D Mark IV advantages over Panasonic G100

  • Larger sensor
    35mm vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 5.36 vs 3.34 microns
    Better low-light and dynamic range (all else equal)
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Built-in GPS
    GPS vs None
    Geotag your photos
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Top deck display
    Yes vs No
    Check settings with a screen on top of the camera
  • More pixels
    30.4 vs 20.3 megapixels
    Higher resolution photos
  • Dual card slots
    Yes vs No
    Gives you more storage flexibility
  • Headphone jack
    Yes vs No
    Monitor audio recording while you shoot video
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos
  • Higher extended ISO
    102400 vs 25600 ISO
    Higher extended ISO can give more low-light flexibility

Panasonic G100 advantages over Canon 5D Mark IV

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Less expensive
    $598 vs $3249
    Save money for lenses or accessories
  • Tilt-swivel screen
    Tilt-swivel vs none
    Tilt and swivel the screen for maximum shooting flexibility
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Internal flash
    Internal flash vs None
    Useful in a pinch for fill flash
  • Thinner
    54 mm vs 75 mm
    Thinner
  • Newer
    4 years vs 8 years old
    Newer cameras often support more advanced features
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster shutter
    1/16000 vs 1/8000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • Shoot 4K video
    Both provide
    Make sure you have a fast computer
  • Touchscreen
    Both provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Both provide
    Share your photos wirelessly
  • External Mic Jack
    Both provide
    Improved sound fidelity when shooting video
  • 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
  • Slow-motion videos
    Both provide
    Shoot slow-motion videos

Common Weaknesses

  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds

User reviews

Buy From

Your purchases support this site

Buy the Canon 5D Mark IV

Your purchases support this site

Buy the Panasonic G100

Review Excerpt

  • Superb image quality from RAW files; Improved dynamic range; Excellent high ISO performance; Fast 7fps burst rate with unlimited JPEG buffer; High-quality cinema 4K video; Built-in Wi-Fi; Dual Pixel CMOS AF is very good.

  • JPEG files look soft at default settings; 1/200s flash sync; 4K video codec is cumbersome; 29:59 continuous video recording limit.

The Competition

Compared to Canon 5D Mark III

Canon 5D Mark IV
Canon 5D Mark III
  • $2499
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $2139
  • 35mm
  • Less expensive
  • Bigger pixels
Panasonic G100
Canon 5D Mark III
  • $623
  • 4/3
  • Focus peaking
  • Less expensive
  • $2139
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Nikon D810

Canon 5D Mark IV
Nikon D810
  • $2499
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $2997
  • 35mm
  • Longer stills battery life
  • Internal flash
Panasonic G100
Nikon D810
  • $623
  • 4/3
  • Focus peaking
  • Less expensive
  • $2997
  • 35mm
  • Larger sensor
  • Bigger pixels

Compared to Sony A99 II

Canon 5D Mark IV
Sony A99 II
  • $2499
  • 35mm
  • Lens selection
  • Bigger pixels
  • $3198
  • 35mm
  • Focus peaking
  • Tilt-swivel screen
Panasonic G100
Sony A99 II
  • $623
  • 4/3
  • Lens selection
  • Less expensive
  • $3198
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Pentax K-1 II

Canon 5D Mark IV
Pentax K-1 II
  • $2499
  • 35mm
  • Shoot 4K video
  • Touchscreen
  • $1747
  • 35mm
  • Less expensive
  • Focus peaking
Panasonic G100
Pentax K-1 II
  • $623
  • 4/3
  • Less expensive
  • Tilt-swivel screen
  • $1747
  • 35mm
  • Larger sensor
  • In-Camera Image Stabilization

Compared to Olympus E-M5 III

Canon 5D Mark IV
Olympus E-M5 III
  • $2499
  • 35mm
  • Larger sensor
  • Bigger pixels
  • $924
  • 4/3
  • Focus peaking
  • Less expensive
Panasonic G100
Olympus E-M5 III
  • $623
  • 4/3
  • Less expensive
  • In-camera panoramas
  • $924
  • 4/3
  • In-Camera Image Stabilization
  • High resolution composite
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