• APS-C 369.7mm2
  • 16.3 megapixels
  • ISO 100 - 12,800
  • 4/3 224.9mm2
  • 20.3 megapixels
  • ISO 200 - 25,600

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Differences

Pentax K-30 advantages over Panasonic GX9

  • Less expensive
    $525* vs $898
    Save money for lenses or accessories
  • Larger sensor
    APS-C vs 4/3
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 4.81 vs 3.34 microns
    Better low-light and dynamic range (all else equal)
  • Longer stills battery life
    More info 410 vs 260 shots
    Capture more photos
  • More telephoto lens reach
    203 mm vs 120 mm
    Capture objects farther away with the kit lens
  • Has anti-aliasing filter
    Filter vs No Filter
    Reduces unsightly moiré in photos

Panasonic GX9 advantages over Pentax K-30

  • Shoot 4K video
    4K (UHD) vs 1080p
    Make sure you have a fast computer
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • Built-in Bluetooth
    Yes vs No
    Always-on wireless connectivity
  • Thinner
    46 mm vs 71 mm
    Thinner
  • Newer
    9 months vs 6 years old
    Newer cameras often support more advanced features
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • Lighter weight
    660g vs 1088g
    Lighter weight
  • Higher-res screen
    413k vs 307k pixels
    More detail on the screen lets you judge focus and composition
  • More viewfinder magnification
    0.70x vs 0.61x
    Get a bigger view of the scene through the eye-level viewfinder
  • More pixels
    20.3 vs 16.3 megapixels
    Higher resolution photos
  • Lacks anti-aliasing filter
    No Filter vs Filter
    Enjoy sharper photos
  • Wider angle kit lens
    24 mm vs 27 mm
    Capture more of the scene with the included lens
  • Longer exposure
    60 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    9.2 fps vs 5.5 fps
    Faster JPEG shooting (burst mode)
  • Bigger JPEG buffer
    140 vs 45 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/16000 vs 1/6000 sec
    Shoot wide open in bright light

Similarities

Common Strengths

  • Focus peaking
    Both provide
    Your camera will highlight what's in focus
  • Eye-level viewfinder
    Both provide
    You'll be able to frame photos even when the sun is out
  • In-Camera Image Stabilization
    Both provide
    Reduces the effects of camera shake at slower shutter speeds
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Hot shoe
    Both provide
    Off-camera flashes open new possibilities
  • Bulb shutter
    Both provide
    Hold the shutter open manually for long exposures

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • NFC
    Neither provide
    Simplifies pairing your camera with supported phones
  • 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

Buy From

Your purchases support this site

Buy the Panasonic GX9

Review Excerpt

  • Pentaprism viewfinder is bright and accurate; Weather-sealed body can handle direct rain; Twin control dials make exposure control a snap; Solid build; Great image quality.

  • Lower resolution than some rivals; Not as small as recent Pentax entry-level and mid-range models; A couple of ergonomic and UI quirks; Shutter isn't the quietest; 18-55 kit lens isn't weather-sealed.

  • Great image quality; Good high ISO performance for its class; Improved JPEG processing; Fast autofocus; Fast ~9fps burst mode.

  • Smallish field-sequential EVF; Below average battery life; No mic/headphone jacks; Noticeable crop on 4K video.

The Competition

Compared to Nikon D7000

Pentax K-30
Nikon D7000
  • $562
  • APS-C
  • Focus peaking
  • In-Camera Image Stabilization
  • $699
  • APS-C
  • Fast startup
  • Longer stills battery life
Panasonic GX9
Nikon D7000
  • $898
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
  • $699
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Canon T4i

Pentax K-30
Canon T4i
  • $562
  • APS-C
  • Focus peaking
  • Larger sensor
  • $539
  • APS-C
  • Tilt-swivel screen
  • Touchscreen
Panasonic GX9
Canon T4i
  • $898
  • 4/3
  • Focus peaking
  • In-Camera Image Stabilization
  • $539
  • APS-C
  • Larger sensor
  • Less expensive

Compared to Pentax K-5 II

Pentax K-30
Pentax K-5 II
  • $562
  • APS-C
  • Less expensive
  • Focus peaking
  • $750
  • APS-C
  • Fast startup
  • Longer stills battery life
Panasonic GX9
Pentax K-5 II
  • $898
  • 4/3
  • Focus peaking
  • Less expensive
  • $750
  • APS-C
  • Larger sensor
  • Bigger pixels

Compared to Panasonic GX85

Pentax K-30
Panasonic GX85
  • $562
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $598
  • 4/3
  • Shoot 4K video
  • Touchscreen
Panasonic GX9
Panasonic GX85
  • $898
  • 4/3
  • Built-in Bluetooth
  • More telephoto lens reach
  • $598
  • 4/3
  • Less expensive
  • Lighter weight

Compared to Olympus E-M10 III

Pentax K-30
Olympus E-M10 III
  • $562
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $499
  • 4/3
  • Shoot 4K video
  • Touchscreen
Panasonic GX9
Olympus E-M10 III
  • $898
  • 4/3
  • In-camera panoramas
  • Built-in Bluetooth
  • $499
  • 4/3
  • Less expensive
  • Longer stills battery life
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