• APS-C 332.3mm2
  • 15.1 megapixels
  • ISO 100 - 6400
  • APS-C 369.7mm2
  • 12.4 megapixels
  • ISO 200 - 6400

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Differences

Canon T1i advantages over Pentax K-x

  • Fast startup
    ~0.30 vs 0.6 sec
    Faster startup lets you catch the moment
  • HDMI out
    HDMI out vs None
    Use HDMI output to monitor or review video
  • More dots on screen
    920k 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
    15.1 vs 12.4 megapixels
    Higher resolution photos
  • Bigger JPEG buffer
    Unlimited vs 25 shots
    Take more JPEG shots before waiting (burst mode)

Pentax K-x advantages over Canon T1i

  • Larger sensor
    APS-C vs APS-C
    More sensor area. Bigger is (generally) better.
  • Less expensive
    $650 vs $900 (MSRP)
    Save money for lenses or accessories
  • In-Camera Image Stabilization
    Yes vs No
    Reduces the effects of camera shake at slower shutter speeds
  • Bigger pixels
    ~ 5.53 vs 4.69 microns
    Better low-light and dynamic range (all else equal)
  • Higher effective ISO
    811 vs 663 iso
    Take photos in low light with less noise
  • Shoots 24p video
    Yes vs No
    Gives your movies a big-screen feel
  • Faster JPEG shooting
    4.3 fps vs 3.4 fps
    Faster JPEG shooting (burst mode)
  • Faster shutter
    1/6000 vs 1/4000 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
  • 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

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Tilt-swivel screen
    Neither provide
    Tilt and swivel the screen for maximum shooting flexibility
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • In-camera panoramas
    Neither provide
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Neither provide
    Tilt the screen for shooting flexbility
  • 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
  • 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
  • Pentaprism viewfinder
    Neither provide
    Much better viewfinder picture fidelity
  • 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

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Review Excerpt

The Competition

Compared to Canon XSi

Canon T1i
Canon XSi
  • $900
  • APS-C
  • Fast startup
  • HDMI out
  • $649
  • APS-C
  • Longer stills battery life
Pentax K-x
Canon XSi
  • $702
  • APS-C
  • Larger sensor
  • Less expensive
  • $649
  • APS-C
  • Fast startup
  • Bigger JPEG buffer

Compared to Sony DSLR-A350

Canon T1i
Sony DSLR-A350
  • $900
  • APS-C
  • Lens selection
  • Fast startup
  • $900
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization
Pentax K-x
Sony DSLR-A350
  • $702
  • APS-C
  • Lens selection
  • Less expensive
  • $900
  • APS-C
  • Tiltable Screen
  • Longer stills battery life

Compared to Pentax K-7

Canon T1i
Pentax K-7
  • $900
  • APS-C
  • Less expensive
  • Fast startup
  • $1300
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization
Pentax K-x
Pentax K-7
  • $702
  • APS-C
  • Less expensive
  • Higher effective ISO
  • $1300
  • APS-C
  • Longer stills battery life
  • Top deck display

Compared to Sony DSLR-A390

Canon T1i
Sony DSLR-A390
  • $900
  • APS-C
  • Lens selection
  • Thinner
  • $507
  • APS-C
  • Larger sensor
  • Less expensive
Pentax K-x
Sony DSLR-A390
  • $702
  • APS-C
  • Lens selection
  • Higher effective ISO
  • $507
  • APS-C
  • Tiltable Screen
  • HDMI out

Compared to Pentax K-r

Canon T1i
Pentax K-r
  • $900
  • APS-C
  • HDMI out
  • Shoots 1080p video
  • $850
  • APS-C
  • Larger sensor
  • In-Camera Image Stabilization
Pentax K-x
Pentax K-r
  • $702
  • APS-C
  • Less expensive
  • Shoots 24p video
  • $850
  • APS-C
  • Fast startup
  • External Mic Jack
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