• 4/3 224.9mm2
  • 16.0 megapixels
  •  
  • APS-C 332.3mm2
  • 18.0 megapixels
  • ISO 100 - 12,800

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Differences

Panasonic G3 advantages over Canon T4i

  • Thinner
    46 mm vs 78 mm
    Thinner
  • Lighter weight
    583g vs 1039g
    Lighter weight
  • More viewfinder magnification
    0.70x vs 0.53x
    Get a bigger view of the scene through the eye-level viewfinder
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots

Canon T4i advantages over Panasonic G3

  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Tilt-swivel screen
    Tilt-swivel vs tilt-only
    Tilt and swivel the screen for maximum shooting flexibility
  • Fast startup
    ~0.70 vs 1.4 sec
    Faster startup lets you catch the moment
  • On-sensor phase detect
    Yes vs No
    Usually improves live view and video AF performance
  • Longer stills battery life
    More info 440 vs 270 shots
    Capture more photos
  • More telephoto lens reach
    216 mm vs 84 mm
    Capture objects farther away with the kit lens
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • More dots on screen
    1040k vs 460k dots
    Can mean greater resolution or a brighter screen
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Faster JPEG shooting
    4.8 fps vs 3.4 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    19 vs 7 shots
    Take more JPEG shots before waiting (burst mode)
  • Higher extended ISO
    25600 vs 6400 ISO
    Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • 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
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • In-Camera Image Stabilization
    Neither provide
    Reduces the effects of camera shake at slower shutter speeds
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • 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
  • Top deck display
    Neither provide
    Check settings with a screen on top of the camera
  • 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 Panasonic G3

Your purchases support this site

Buy the Canon T4i
Body Only
  • Body Only
  • Kit with 18-135mm Lens
  • Kit with 18-55mm Lens
All T4i Deals

Review Excerpt

  • Excellent image quality; 9 cross-type AF points; Stereo microphones; Built-in touchscreen; Multi-shot modes.

  • Slow Live View and video autofocus; High ISO performance is unimproved; Below-average battery life; No dedicated AF illuminator.

  • Read our Canon T4i Review

The Competition

Compared to Canon T5i

Panasonic G3
Canon T5i
  • $700
  • 4/3
  • Thinner
  • Lighter weight
  • $539
  • APS-C
  • Tilt-swivel screen
  • Larger sensor

Compare Panasonic G3 vs Canon T5i

Canon T4i
Canon T5i
  • $690
  • APS-C
  • More telephoto lens reach
  • $539
  • APS-C
  • Less expensive
  • Lighter weight

Compare Canon T4i vs Canon T5i

Compared to Canon T3i

Panasonic G3
Canon T3i
  • $700
  • 4/3
  • Touchscreen
  • Thinner
  • $549
  • APS-C
  • Less expensive
  • Tilt-swivel screen

Compare Panasonic G3 vs Canon T3i

Canon T4i
Canon T3i
  • $690
  • APS-C
  • Touchscreen
  • Fast startup
  • $549
  • APS-C

Compare Canon T4i vs Canon T3i

Compared to Olympus E-M5

Panasonic G3
Olympus E-M5
  • $700
  • 4/3
  • Less expensive
  • Internal flash
  • $900
  • 4/3
  • In-Camera Image Stabilization
  • Higher effective ISO

Compare Panasonic G3 vs Olympus E-M5

Canon T4i
Olympus E-M5
  • $690
  • APS-C
  • Tilt-swivel screen
  • Larger sensor
  • $900
  • 4/3
  • In-Camera Image Stabilization
  • Higher effective ISO

Compare Canon T4i vs Olympus E-M5

Compared to Pentax K-30

Panasonic G3
Pentax K-30
  • $700
  • 4/3
  • Less expensive
  • Touchscreen
  • $599
  • APS-C
  • Focus peaking
  • Larger sensor

Compare Panasonic G3 vs Pentax K-30

Canon T4i
Pentax K-30
  • $690
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
  • $599
  • APS-C
  • Focus peaking
  • Larger sensor

Compare Canon T4i vs Pentax K-30

Compared to Panasonic GX7

Panasonic G3
Panasonic GX7
  • $700
  • 4/3
  • Less expensive
  • $648
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization

Compare Panasonic G3 vs Panasonic GX7

Canon T4i
Panasonic GX7
  • $690
  • APS-C
  • Tilt-swivel screen
  • Larger sensor
  • $648
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization

Compare Canon T4i vs Panasonic GX7

Compare Other Cameras?