• APS-C 369.7mm2
  • 12.4 megapixels
  • ISO 200 - 6400
  • 1 inch 116.2mm2
  • 20.2 megapixels
  • 24.00mm - 100.00mm (35mm eq.)

Buy From

Differences

Pentax K-x advantages over Canon G7X

  • Larger sensor
    APS-C vs 1 inch
    More sensor area. Bigger is (generally) better.
  • Eye-level viewfinder
    Eye-level vs Rear display only
    You'll be able to frame photos even when the sun is out
  • Bigger pixels
    ~ 5.53 vs 2.41 microns
    Better low-light and dynamic range (all else equal)
  • Fast startup
    ~0.60 vs 1.7 sec
    Faster startup lets you catch the moment
  • Higher effective ISO
    811 vs 556 iso
    Take photos in low light with less noise
  • Longer stills battery life
    More info 420 vs 210 shots
    Capture more photos
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Less shutter lag
    0.10 vs 0.20 sec
    Focus and take a photo quickly (wide angle)
  • Bulb shutter
    Bulb vs No bulb
    Hold the shutter open manually for long exposures
  • Bigger JPEG buffer
    25 vs 14 shots
    Take more JPEG shots before waiting (burst mode)
  • Faster shutter
    1/6000 vs 1/2000 sec
    Shoot wide open in bright light

Canon G7X advantages over Pentax K-x

  • Focus peaking
    Peaker vs Non-peaker
    Your camera will highlight what's in focus
  • Touchscreen
    Touch vs No touch
    Interact with your camera just like your smartphone
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • Built-in Wi-Fi
    Wi-Fi vs None
    Share your photos wirelessly
  • NFC
    Yes vs No
    Simplifies pairing your camera with supported phones
  • Integrated ND filter
    Yes vs No
    Shoot in daylight with a large aperture or slow shutter
  • Thinner
    40 mm vs 69 mm
    Thinner
  • Higher max flash sync
    1/2000 vs 1/180 sec
    Reduce the effect of ambient light in flash shots
  • Newer
    10 years vs 15 years old
    Newer cameras often support more advanced features
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • More dots on screen
    1040k vs 230k dots
    Can mean greater resolution or a brighter screen
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • More pixels
    20.2 vs 12.4 megapixels
    Higher resolution photos
  • Shoots 60p video
    Yes vs No
    A faster framerate can give you more editing options
  • Longer exposure
    250 vs 30 sec
    Long exposures for night shots
  • Faster JPEG shooting
    6.6 fps vs 4.3 fps
    Faster JPEG shooting (burst mode)

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
  • RAW file ability
    Both provide
    Gives you more flexibility to develop your photos later
  • Internal flash
    Both provide
    Useful in a pinch for fill flash
  • Manual focus
    Both provide
    AF is for the weak. Real photographers focus manually.

Common Weaknesses

  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Built-in Bluetooth
    Neither provide
    Always-on wireless connectivity
  • 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

Review Excerpt

  • Very compact body fits in a pants pocket; Zoom lens is both brighter and further-reaching than anything offered by its enthusiast compact rivals; Selfie-friendly tilting LCD monitor; Intuitive touch-screen interface; Very good image quality for its class; Wi-Fi connectivity gets photos on your phone

  • No electronic viewfinder; Soft corners at wide-angle; Flare issues and fringing shooting wide-open; Weak performance when shooting raw files; Tendency to underexpose in low light; Limited battery life

The Competition

Compared to Sony RX100 III

Pentax K-x
Sony RX100 III
  • $702
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $748
  • 1 inch
  • Focus peaking
  • In-camera panoramas
Canon G7X
Sony RX100 III
  • $1239
  • 1 inch
  • Touchscreen
  • More telephoto lens reach
  • $748
  • 1 inch
  • Eye-level viewfinder
  • In-camera panoramas

Compared to Panasonic LX100

Pentax K-x
Panasonic LX100
  • $702
  • APS-C
  • Larger sensor
  • Bigger pixels
  • $598
  • 4/3
  • Focus peaking
  • Shoot 4K video
Canon G7X
Panasonic LX100
  • $1239
  • 1 inch
  • Touchscreen
  • Tiltable Screen
  • $598
  • 4/3
  • Larger sensor
  • Eye-level viewfinder

Compared to Sony DSLR-A380

Pentax K-x
Sony DSLR-A380
  • $702
  • APS-C
  • Lens selection
  • Less expensive
  • $849
  • APS-C
  • Tiltable Screen
  • HDMI out
Canon G7X
Sony DSLR-A380
  • $1239
  • 1 inch
  • Focus peaking
  • Less expensive
  • $849
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compared to Pentax K-7

Pentax K-x
Pentax K-7
  • $702
  • APS-C
  • Less expensive
  • Higher effective ISO
  • $1300
  • APS-C
  • Longer stills battery life
  • Top deck display
Canon G7X
Pentax K-7
  • $1239
  • 1 inch
  • Focus peaking
  • Less expensive
  • $1300
  • APS-C
  • Larger sensor
  • Eye-level viewfinder

Compared to Pentax K-r

Pentax K-x
Pentax K-r
  • $702
  • APS-C
  • Less expensive
  • Shoots 24p video
  • $850
  • APS-C
  • Fast startup
  • External Mic Jack
Canon G7X
Pentax K-r
  • $1239
  • 1 inch
  • Focus peaking
  • Less expensive
  • $850
  • APS-C
  • Larger sensor
  • Eye-level viewfinder
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