differences

Advantages of the Olympus E-P3

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Screen type
Has an OLED screen
OLED vs LCD
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OLED screens are often brighter and more vibrant than typical LCD screens
Screen size
Significantly larger screen
3" vs 2.5"
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More than 20% larger screen
Size
Significantly smaller
122×69×34 mm vs 142×101×70 mm
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3.5x smaller
Touch screen
Has a touch screen
Yes vs No
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Fewer buttons to worry about and direct interaction with camera menus
Screen resolution
Higher resolution screen
614k dots vs 210k dots
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Around 3x higher resolution screen
Sensor type
Has a CMOS-family sensor
CMOS vs CCD
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CMOS-family sensors often produce better quality images
Live view
Has live view
Yes vs No
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Preview your photos on the camera's screen before taking them
Weight
Significantly lighter
369 g vs 793 g
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2.1x lighter
Thickness
Thinner
1.3" vs 2.8"
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2x thinner
True resolution
Slightly higher true resolution
12.2 MP vs 10 MP
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Capture more than 20% more detail in your photos
Olympus PEN E-P3 Learn more about
the Olympus E-P3

Advantages of the Pentax K10D

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Built-in focus motor
Has a built-in focus motor
Yes vs No
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Autofocuses with all autofocus lenses
Weather sealed
Weather sealed
Yes vs No
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Sealed to shoot in the rain
Autofocus
Faster autofocus
Phase detection vs Contrast detection
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Catch candid moments easily
Battery life
Significantly longer battery life
500 shots vs 330 shots
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More than 50% more shots per battery charge
Viewfinder
Has a viewfinder
Pentaprism vs None
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A viewfinder can help save battery life by keeping the screen turned off
Lens availability
Slightly more lenses available
113 lenses vs 108 lenses
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Almost the same
Pentax K10D Learn more about
the Pentax K10D
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recommendations

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

Olympus PEN E-P3 Olympus PEN E-P3 42
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        vs
        42 Pentax K10D Pentax K10D
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              similarities

              Compared to recent digital cameras

              Common Strengths
              Lens availability Many lenses available Help
              E-P3108 lenses
              K10D113 lenses
              Interchangeable lenses Interchangeable lenses Help
              Many lenses to choose from
              Built-in flash Each has a built-in flash Help
              External flash not needed
              External flash Each supports an external flash Help
              Better lighting
              Common Weaknesses
              Movie format One shoots movies Help
              E-P31080p @ 30fps
              K10DNone
              Screen flips out No flip-out screens Help
              Less flexible
              Continuous shooting Slow continuous shooting Help
              3 fps
              Light sensitivity Poor maximum light sensitivity Help
              1,600 ISO
              True resolution Capture low resolution images Help
              E-P312.2 MP
              K10D10 MP
              Screen resolution Low resolution screens Help
              E-P3614k dots
              K10D210k dots

              dxomark

              DXOMark

              appearance

              Olympus PEN E-P3 Pentax K10D
              Olympus PEN E-P3 Pentax K10D
              Olympus PEN E-P3 Pentax K10D

              discussion

              Olympus PEN E-P3
              PEN E-P3
              Olympus

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              Pentax K10D
              K10D
              Pentax

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