Updated (September, 2012): Compare the Pentax K-5 IIs vs Pentax X90

Pentax K-5

Winner
Pentax K-5

55

vs

Pentax X90

46

Pentax X90

Runner-up
     

Reasons to buy the Pentax K-5

Wide dynamic range
Dynamic range
14.1 EV
In-camera HDR
HDR
Combines multiple exposures
External mic jack
External mic jack
Record higher quality audio with a microphone
Barely any delay taking photos
Shutter lag
104 ms shutter lag
 

Reasons to buy the Pentax X90

Weight
Light-weight
428 g
Image stabilization
Image stabilization
Sensor shift
 

differences

Advantages of the Pentax K-5

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Screen resolution
Much higher resolution screen
920k dots vs 230k dots
Help
4x higher resolution screen
Autofocus
Faster autofocus
Phase detection vs Contrast detection
Help
Catch candid moments easily
Shutter lag
Much less shutter lag
104 ms vs 430 ms
Help
4.1x less delay when taking photos
External mic jack
Has an external mic jack
Yes vs No
Help
Record high quality audio with an external microphone
Movie format
Higher resolution movies
1080p @ 25fps vs 720p
Help
Shoots higher resolution Full HD (1080p) video
Screen size
Larger screen
3.0" vs 2.7"
Help
More than 10% larger screen
HDR
Has in-camera HDR
Yes vs No
Help
Combines multiple exposures to capture high dynamic range
True resolution
Higher true resolution
16.1 MP vs 9.8 MP
Help
Capture more than 60% more detail in your photos
Interchangeable lenses
Has interchangeable lenses
Yes vs No
Help
Can take advantage of a variety of lenses
Supports RAW
Shoots RAW
Yes vs No
Help
Digitally develop your own photos with precise image control
Continuous shooting
Shoots faster
7 fps vs 1.1 fps
Help
More than 6x faster continuous shooting
Sensor type
Has a CMOS-family sensor
CMOS vs CCD
Help
CMOS-family sensors often produce better quality images
Light sensitivity (boost)
Has boost ISO
51,200 ISO vs None
Help
Allows taking photos in darker situations, often at the cost of additional noise in the image
Thickness
Thinner
2.9" vs 3.9"
Help
Around 30% thinner
External flash
Supports an external flash
Yes vs No
Help
An external flash often produces better looking flash images
Light sensitivity
Better maximum light sensitivity
12,800 ISO vs 6,400 ISO
Help
The K-5's maximum light sensitivity is 1 f-stop better
Viewfinder
Has an optical viewfinder
Pentaprism vs Digital
Help
Optical viewfinders save battery life and are more detailed
Longest exposure
Longer exposures
30s vs 4s
Help
7.5x longer exposures
Pentax K-5 Learn more about
the Pentax K-5

Advantages of the Pentax X90

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Weight
Significantly lighter
428 g vs 740 g
Help
More than 40% lighter
Lowest price
Cheaper
$245.00 vs $752.44
Help
The best price we've seen is $507 cheaper (3.1x less)
Pentax X90 Learn more about
the Pentax X90
vs

recommendations

Which camera do we recommend? Relative to the best recent digital cameras, and ignoring price

Snapsort Recommends
Pentax K-5 Pentax K-5 55
Retailer
    Style
      Color
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        vs

        46 Pentax X90 Pentax X90
        Retailer
          Style
            Color
              You save

              similarities

              Compared to recent digital cameras

              Common Strengths
              Viewfinder Viewfinders Help
              K-5:Pentaprism
              X90:Digital
              Common Weaknesses
              Thickness Quite thick Help
              K-5:2.9"
              X90:3.9"
              Panorama Neither camera stitches together panoramas Help
              You could stitch photos in post
              Screen flips out No flip-out screens Help
              Less flexible
              Supports 24p No support for 24p Help
              Missing that film look
              Size Large Help
              K-5:130x96x72 mm
              X90:112x81x99 mm
              Touch screen No touchscreens Help
              More buttons

              dxomark

              DXOMark

              competitors

              Shared Competitors

              Advantages

              Disadvantages

              Nikon D7000

              Nikon D7000

              Entry-level DSLR

              $615 body only

              $600 - $1,025 with 18-55mm lens

              Supports 24p Records movies in 24p
              Movie continuous focus Can focus continuously while recording movies
              Lowest price Is slightly more expensive
              Weight Is significantly heavier
              Nikon D90

              Nikon D90

              Entry-level DSLR

              $661 body only

              $898 with 18-105mm lens

              Supports 24p Records movies in 24p
              Lens availability Significantly more lenses available
              Lowest price Is slightly more expensive
              Weight Is significantly heavier
              Pentax K-r

              Pentax K-r

              Entry-level DSLR

              $399 body only

              $554 with 18-55mm lens

              Weight Is slightly heavier
              Viewfinder coverage Much less viewfinder coverage

              Pentax K-5 Competitors

              Advantages

              Disadvantages

              Pentax K-50

              Pentax K-50

              Entry-level DSLR

              $337 - $397 body only

              $427 - $497 with 18-55mm lens

              Autofocus Video autofocus
              Supports 24p Supports 24p
              External mic jack Lacks an external mic jack
              Battery life Significantly shorter battery life
              Pentax K-3

              Pentax K-3

              Entry-level DSLR

              $800 - $1,197 body only

              $1,164 - $1,247 with 18-135mm lens

              Autofocus Video autofocus
              Supports 24p Supports 24p
              Battery life Shorter battery life
              Startup delay More startup delay
              Pentax K-5 II

              Pentax K-5 II

              Entry-level DSLR

              $659 - $700 body only

              $837 - $1,000 with 18-55mm lens

              Battery life Longer battery life
              Lowest price Slightly cheaper
              Shutter lag More shutter lag
              Pentax K-30

              Pentax K-30

              Entry-level DSLR

              $370 body only

              $459 - $560 with 18-55mm lens

              Supports 24p Supports 24p
              Weight Lighter
              External mic jack Lacks an external mic jack
              Battery life Significantly shorter battery life
              Nikon D7100

              Nikon D7100

              Entry-level DSLR

              $997 body only

              $1,170 - $1,297 with 18-140mm lens

              Autofocus Video autofocus
              Built-in focus motor Has a built-in focus motor
              Image stabilization No image stabilization
              Shutter lag More shutter lag

              Pentax X90 Competitors

              Advantages

              Disadvantages

              Pentax X-5

              Pentax X-5

              Super zoom

              $219

              Wide angle Better wide angle
              Movie format Higher resolution movies
              Aperture Narrower aperture
              Size Larger
              Olympus SP-620 UZ

              Olympus 620 UZ

              Travel zoom

              $300

              Size Significantly smaller
              3D Takes 3D photos
              Aperture Narrower aperture
              Zoom Slightly less zoom
              Nikon Coolpix P90

              Nikon Coolpix P90

              Super zoom

              $450

              Screen size Larger screen
              Screen flips out Has a flip-out screen
              Movie format Lower resolution movies
              Shutter lag More shutter lag
              Kodak Easyshare Z990 MAX

              Kodak Easyshare Z990 MAX

              Super zoom

              Movie format Higher resolution movies
              Screen size Larger screen
              Wide angle Worse wide angle
              Size Slightly larger
              Pentax X70

              Pentax X70

              Super zoom

              Size Slightly smaller
              Thickness Thinner
              Macro focus Much worse macro capability
              Zoom Slightly less zoom

              appearance

              Pentax K-5 Pentax X90
              Pentax K-5 Pentax X90
              Pentax K-5 Pentax X90

              discussion

              Pentax K-5
              K-5
              Pentax

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              Pentax X90
              X90
              Pentax

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