Updated (September, 2012): Compare the Pentax K-5 II vs Pentax K-x

Pentax K-5

Winner
Pentax K-5

90

vs

Pentax K-x

64

Pentax K-x

Runner-up
     

Reasons to buy the Pentax K-5

Low noise at high ISO
Low light performance
1,162 ISO
Great image quality
Overall image quality
82.0
Full HD
Movie format
1080p @ 25fps
Wide dynamic range
Dynamic range
14.1 EV
 

Reasons to buy the Pentax K-x

Supports 24p
24p movies
For that film look
HDR
In-camera HDR
Combines multiple exposures
Shutter lag
Barely any delay taking photos
97 ms shutter lag
Size
Really small
Prosumer size 123x92x68 mm
 

differences

Advantages of the Pentax K-5

Report a correction
Movie format
Higher resolution movies
1080p @ 25fps vs 720p @ 24fps
Help
Shoots higher resolution Full HD (1080p) video at a higher frame rate
Low light performance
Significantly lower noise at high ISO
1,162 ISO vs 811 ISO
Help
The K-5 has a slight edge (0.5 f-stops) in low noise, high ISO performance
Screen resolution
Much higher resolution screen
920k dots vs 230k dots
Help
4x higher resolution screen
Overall image quality
Significantly better image quality
82.0 vs 72.0
Help
More than 10% better image quality
Screen size
Significantly larger screen
3.0" vs 2.7"
Help
More than 10% larger screen
Weather sealed
Weather sealed
Yes vs No
Help
Sealed to shoot in the rain
External mic jack
Has an external mic jack
Yes vs No
Help
Record high quality audio with an external microphone
Continuous shooting
Shoots significantly faster
7 fps vs 4.7 fps
Help
Around 50% faster continuous shooting
Battery life
Significantly longer battery life
740 shots vs 420 shots
Help
Around 80% more shots per battery charge
Light sensitivity (boost)
Better boost ISO
51,200 ISO vs 12,800 ISO
Help
The K-5's boost ISO is 2 f-stops better
Dynamic range
More dynamic range
14.1 EV vs 12.5 EV
Help
1.6 f-stops more dynamic range
Color depth
Better color depth
23.7 bits vs 22.8 bits
Help
Distinguishes 0.9 more bits of color
True resolution
Higher true resolution
16.1 MP vs 12.2 MP
Help
Capture more than 30% more detail in your photos
Viewfinder size
Larger viewfinder
0.60x vs 0.56x
Help
Around 20% larger viewfinder
Viewfinder
Has a pentaprism viewfinder
Pentaprism vs Pentamirror
Help
Pentaprism viewfinders are typically brighter
Viewfinder coverage
Significantly better viewfinder coverage
100% vs 96%
Help
Almost the same
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
Fastest shutter speed
Faster max shutter speed
1/8000s vs 1/6000s
Help
More than 20% faster max shutter speed
Pentax K-5 Learn more about
the Pentax K-5

Advantages of the Pentax K-x

Report a correction
Supports 24p
Supports 24p
Yes vs No
Help
Get that real film feel
Size
Significantly smaller
123x92x68 mm vs 130x96x72 mm
Help
Around 20% smaller
Weight
Significantly lighter
580 g vs 740 g
Help
More than 20% lighter
Lowest price
Cheaper
$695.14 vs $909.99
Help
The best price we've seen is $215 cheaper (more than 20% less)
Thickness
Thinner
2.7" vs 2.9"
Help
Around 10% thinner
Sensor size
Slightly larger sensor
APS-C 23.6x15.8mm vs APS-C 23.6x15.7mm
Help
Almost the same
Shutter lag
Slightly less shutter lag
97 ms vs 104 ms
Help
Around 10% less delay when taking photos
Pentax K-x Learn more about
the Pentax K-x
vs

recommendations

Which camera do we recommend? Relative to the best recent entry-level DSLRs, and ignoring price

Snapsort Recommends
Pentax K-5 Pentax K-5 90
Retailer
    Style
      Color
        You save

        vs

        64 Pentax K-x Pentax K-x
        Retailer
          Style
            Color
              You save

              similarities

              Compared to recent entry-level DSLRs

              Common Strengths
              Shutter lag Incredible shutter lag Help
              K-5:104 ms
              K-x:97 ms
              Image stabilization Good image stabilization Help
              Sensor shift
              Sensor size Large sensors Help
              K-5:APS-C 23.6x15.7mm
              K-x:APS-C 23.6x15.8mm
              Thickness Thin Help
              K-5:2.9"
              K-x:2.7"
              Fastest shutter speed Fast max shutter speeds Help
              K-5:1/8000s
              K-x:1/6000s
              Common Weaknesses
              Lowest price Very expensive Help
              K-5:$909.99
              K-x:$695.14
              Autofocus No video autofocus Help
              Manual focus only
              Lens availability Few lenses available Help
              109 lenses
              True resolution Capture low resolution images Help
              K-5:16.1 MP
              K-x:12.2 MP
              Screen flips out No flip-out screens Help
              Less flexible
              Focus points Few focus points Help
              11
              Panorama Neither camera stitches together panoramas Help
              You could stitch photos in post
              Movie format Poor movies Help
              K-5:1080p @ 25fps
              K-x:720p @ 24fps

              dxomark

              DXOMark

              competitors

              Shared Competitors

              Advantages

              Disadvantages

              Pentax K-50

              Pentax K-50

              Entry-level DSLR

              $350 - $516 body only

              $427 - $497 with 18-55mm lens

              Light sensitivity Much higher maximum light sensitivity
              Autofocus Focuses automatically while shootting video
              Fastest shutter speed Has a slower max shutter speed
              Weight Is slightly heavier
              Pentax K-3

              Pentax K-3

              Entry-level DSLR

              $765 - $1,067 body only

              $947 - $1,235 with 18-55mm lens

              Screen size Has a significantly larger screen
              True resolution Takes much higher resolution photos
              Thickness Is thicker
              Weight Is significantly heavier
              Nikon D7000

              Nikon D7000

              Entry-level DSLR

              $625 body only

              $679 - $1,025 with 18-55mm lens

              Movie continuous focus Can focus continuously while recording movies
              Autofocus Focuses automatically while shootting video
              Thickness Is thicker
              Weight Is significantly heavier
              Pentax K-30

              Pentax K-30

              Entry-level DSLR

              $370 body only

              $525 - $560 with 18-55mm lens

              Lowest price Is significantly less expensive
              Fastest shutter speed Has a slower max shutter speed
              Thickness Is thicker
              Pentax K-7

              Pentax K-7

              Entry-level DSLR

              $599 body only

              $883 with 18-55mm lens

              Thickness Is thicker
              Weight Is significantly heavier
              Pentax K-r

              Pentax K-r

              Entry-level DSLR

              $399 body only

              $796 with 18-55mm lens

              Startup delay Has slightly less startup delay
              Lowest price Is significantly less expensive
              Fastest shutter speed Has a slower max shutter speed
              Size Is slightly larger
              Nikon D3200

              Nikon D3200

              Entry-level DSLR

              $310 - $527 body only

              $389 - $447 with 18-55mm lens

              True resolution Takes much higher resolution photos
              Movie continuous focus Can focus continuously while recording movies
              Fastest shutter speed Has a slower max shutter speed
              Thickness Is thicker

              Pentax K-5 Competitors

              Advantages

              Disadvantages

              Pentax K-5 II

              Pentax K-5 II

              Entry-level DSLR

              $635 - $700 body only

              $837 with 18-55mm lens

              Low light performance Lower noise at high ISO
              Battery life Longer battery life
              Shutter lag Significantly more shutter lag
              Weight Slightly heavier
              Nikon D7100

              Nikon D7100

              Entry-level DSLR

              $897 - $1,097 body only

              $1,197 with 18-140mm lens

              Movie format Higher frame rate movies
              Supports 24p Supports 24p
              Image stabilization No image stabilization
              Shutter lag Much more shutter lag

              Pentax K-x Competitors

              Advantages

              Disadvantages

              Nikon D3100

              Nikon D3100

              Entry-level DSLR

              $272 - $387 body only

              $410 with 18-55mm lens

              Movie format Higher resolution movies
              Screen size Significantly larger screen
              Dynamic range Less dynamic range
              HDR Lacks in-camera HDR
              Pentax K200D

              Pentax K200D

              Entry-level DSLR

              Weather sealed Weather sealed
              Startup delay Slightly less startup delay
              Movie format Does not take movies
              Live view No live view

              appearance

              Pentax K-5 Pentax K-x
              Pentax K-5 Pentax K-x
              Pentax K-5 Pentax K-x

              discussion

              Pentax K-5
              K-5
              Pentax

              Report a correction
              Pentax K-x
              K-x
              Pentax

              Report a correction

              Showing 2 comments

              Avatar for Aleksey Aleksey (3:38 AM, February 07, 2012)
              I hope that Pentax will release more lenses for prosumer market/ k-5.
               
              Gloriameier (10:39 PM, January 01, 2012)
              I love my KX