• 1/2.33 inch 28.2mm2
  • 12.1 megapixels
  • 26.00mm - 676.00mm (35mm eq.)
  • 2/3 inch 58.1mm2
  • 12.0 megapixels
  • 24.00mm - 624.00mm (35mm eq.)

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Differences

Pentax X90 advantages over Fujifilm X-S1

  • Less expensive
    $400 vs $800 (MSRP)
    Save money for lenses or accessories
  • Thinner
    109 mm vs 149 mm
    Thinner
  • Lighter weight
    438g vs 945g
    Lighter weight

Fujifilm X-S1 advantages over Pentax X90

  • Larger sensor
    2/3 inch vs 1/2.33 inch
    More sensor area. Bigger is (generally) better.
  • Bigger pixels
    ~ 2.20 vs 1.53 microns
    Better low-light and dynamic range (all else equal)
  • In-camera panoramas
    Yes vs No
    Stitches multiple shots into a panoramic photo
  • Tiltable Screen
    Tiltable vs Fixed
    Tilt the screen for shooting flexbility
  • RAW file ability
    Yes vs No
    Gives you more flexibility to develop your photos later
  • Longer stills battery life
    More info 460 vs 255 shots
    Capture more photos
  • Manual focus
    Yes vs No
    AF is for the weak. Real photographers focus manually.
  • External Mic Jack
    Jack vs No jack
    Improved sound fidelity when shooting video
  • More dots on screen
    460k vs 230k dots
    Can mean greater resolution or a brighter screen
  • Hot shoe
    Hot shoe vs None
    Off-camera flashes open new possibilities
  • Shoots 1080p video
    Yes vs No
    You'll want this if you shoot video
  • Longer exposure
    30 vs 4 sec
    Long exposures for night shots
  • Faster JPEG shooting
    7.0 fps vs 1.1 fps
    Faster JPEG shooting (burst mode)
  • Higher extended ISO
    12800 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
  • 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
  • HDMI out
    Both provide
    Use HDMI output to monitor or review video

Common Weaknesses

  • Focus peaking
    Neither provide
    Your camera will highlight what's in focus
  • Touchscreen
    Neither provide
    Interact with your camera just like your smartphone
  • Built-in Wi-Fi
    Neither provide
    Share your photos wirelessly
  • 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
  • Integrated ND filter
    Neither provide
    Shoot in daylight with a large aperture or slow shutter
  • Headphone jack
    Neither provide
    Monitor audio recording while you shoot video
  • Bulb shutter
    Neither provide
    Hold the shutter open manually for long exposures
  • Slow-motion videos
    Neither provide
    Shoot slow-motion videos

User reviews

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Review Excerpt

The Competition

Compared to Fujifilm S100FS

Pentax X90
Fujifilm S100FS
  • $400
  • 1/2.33 inch
  • Less expensive
  • More telephoto lens reach
  • $800
  • 2/3 inch
  • Larger sensor
  • Bigger pixels
Fujifilm X-S1
Fujifilm S100FS
  • $699
  • 2/3 inch
  • In-camera panoramas
  • More telephoto lens reach
  • $800
  • 2/3 inch
  • Bulb shutter

Compared to Nikon P90

Pentax X90
Nikon P90
  • $400
  • 1/2.33 inch
  • Longer stills battery life
  • HDMI out
  • $400
  • 1/2.33 inch
  • Tiltable Screen
  • Longer exposure
Fujifilm X-S1
Nikon P90
  • $699
  • 2/3 inch
  • Larger sensor
  • Bigger pixels
  • $400
  • 1/2.33 inch
  • Less expensive
  • Thinner

Compared to Pentax X70

Pentax X90
Pentax X70
  • $400
  • 1/2.33 inch
  • Longer stills battery life
  • HDMI out
  • $400
  • 1/2.33 inch
  • Tiltable Screen
  • Faster JPEG shooting
Fujifilm X-S1
Pentax X70
  • $699
  • 2/3 inch
  • Larger sensor
  • Bigger pixels
  • $400
  • 1/2.33 inch
  • Less expensive
  • Thinner

Compared to Nikon P100

Pentax X90
Nikon P100
  • $400
  • 1/2.33 inch
  • More pixels
  • Bigger JPEG buffer
  • $400
  • 1/2.3 inch
  • Tiltable Screen
  • Manual focus
Fujifilm X-S1
Nikon P100
  • $699
  • 2/3 inch
  • Larger sensor
  • Bigger pixels
  • $400
  • 1/2.3 inch
  • Less expensive
  • Thinner

Compared to Panasonic FZ300

Pentax X90
Panasonic FZ300
  • $400
  • 1/2.33 inch
  • Lighter weight
  • $473
  • 1/2.3 inch
  • Focus peaking
  • Tilt-swivel screen
Fujifilm X-S1
Panasonic FZ300
  • $699
  • 2/3 inch
  • Larger sensor
  • Bigger pixels
  • $473
  • 1/2.3 inch
  • Focus peaking
  • Tilt-swivel screen
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