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Olympus E-510 vs Pentax K100D S

Portability
69
Imaging
44
Features
42
Overall
43
Olympus E-510 front
 
Pentax K100D Super front
Portability
65
Imaging
45
Features
38
Overall
42

Olympus E-510 vs Pentax K100D S Key Specs

Olympus E-510
(Full Review)
  • 10MP - Four Thirds Sensor
  • 2.5" Fixed Screen
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Micro Four Thirds Mount
  • 490g - 136 x 92 x 68mm
  • Announced November 2007
  • Also Known as EVOLT E-510
  • Earlier Model is Olympus E-500
  • Later Model is Olympus E-520
Pentax K100D S
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 646g - 129 x 91 x 71mm
  • Announced June 2007
  • Older Model is Pentax K100D
  • Later Model is Pentax K200D
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Olympus E-510 vs Pentax K100D S Overview

Its time to look a bit more in depth at the Olympus E-510 versus Pentax K100D S, one being a Advanced DSLR and the latter is a Entry-Level DSLR by companies Olympus and Pentax. There exists a sizeable gap among the resolutions of the E-510 (10MP) and K100D S (6MP) and the E-510 (Four Thirds) and K100D S (APS-C) use totally different sensor measurements.

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The E-510 was manufactured 5 months later than the K100D S and they are both of a similar generation. Both the cameras offer different body type with the Olympus E-510 being a Mid-size SLR camera and the Pentax K100D S being a Compact SLR camera.

Before delving in to a in-depth comparison, below is a quick introduction of how the E-510 scores against the K100D S with respect to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-510 over the Pentax K100D S

 E-510 K100D S 
Screen resolution230k210kSharper screen (+20k dot)

Reasons to pick Pentax K100D S over the Olympus E-510

 K100D S E-510 

Common features in the Olympus E-510 and Pentax K100D S

 E-510 K100D S 
AnnouncedNovember 2007June 2007Same generation
Manual focus Dial accurate focusing
Screen typeFixed Fixed Fixed screen
Screen sizing2.5"2.5"Equivalent screen measurements
Selfie screen No selfie screen
Touch screen No Touch screen

Olympus E-510 vs Pentax K100D S Physical Comparison

For anyone who is going to carry your camera often, you need to factor its weight and proportions. The Olympus E-510 enjoys external dimensions of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") accompanied by a weight of 490 grams (1.08 lbs) and the Pentax K100D S has measurements of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") accompanied by a weight of 646 grams (1.42 lbs).

Examine the Olympus E-510 versus Pentax K100D S in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will vary dependant on the lens you have at that time. Following is the front view measurements comparison of the E-510 vs the K100D S.

Olympus E-510 vs Pentax K100D S size comparison

Factoring in dimensions and weight, the portability score of the E-510 and K100D S is 69 and 65 respectively.

Olympus E-510 vs Pentax K100D S top view buttons comparison

Olympus E-510 vs Pentax K100D S Sensor Comparison

Normally, it can be tough to envision the gap in sensor sizing just by seeing specifications. The photograph below will give you a greater sense of the sensor dimensions in the E-510 and K100D S.

Plainly, each of the cameras offer different megapixels and different sensor sizing. The E-510 due to its smaller sensor will make shooting shallow depth of field trickier and the Olympus E-510 will show extra detail due to its extra 4 Megapixels. Higher resolution will also allow you to crop pictures a little more aggressively.

Olympus E-510 vs Pentax K100D S sensor size comparison

Olympus E-510 vs Pentax K100D S Screen and ViewFinder

Olympus E-510 vs Pentax K100D S Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-510 Portrait photography advice
Pentax K100D S Portrait photography advice
56
manual focus
sensor size is decent (Four Thirds)
saves RAW files
low megapixels (10 megapixels)
51
has manual focus
decent sensor size (APS-C)
saves RAW formats
no liveview feature
low resolution sensor (6MP)
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Street Comparison

Olympus E-510 as a Street photography camera
Pentax K100D S as a Street photography camera
68
has image stabilization (Sensor based)
sensor size is decent (Four Thirds)
saves RAW files
lighter than competitors in class (490g)
no articulating screen
64
built in image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW formats
no moving screen
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Sports Comparison

Olympus E-510 Sports photography info
Pentax K100D S Sports photography info
52
has image stabilization (Sensor based)
sensor size is decent (Four Thirds)
comes with phase detect autofocus
slow continuous shooting (3.0 fps)
low megapixels (10 megapixels)
47
built in image stabilization (Sensor based)
decent sensor size (APS-C)
sensor has phase detect auto focus
no liveview feature
painfully slow continuous shooting (3.0 frames/s)
low resolution sensor (6 megapixels)
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Travel Comparison

Travel photography with Olympus E-510
Travel photography with Pentax K100D S
52
lighter than competitors in class (490 grams)
built-in flash
lack of Timelapse function
low megapixels (10MP)
display isn't selfie friendly
45
flash built-in
no Timelapse mode
low resolution sensor (6MP)
screen is not selfie friendly
Photography Glossary

Landscape Comparison

Olympus E-510 Landscape photography information
Pentax K100D S Landscape photography information
55
manual focus
switch lenses (Micro Four Thirds mount)
has image stabilization (Sensor based)
sensor size is decent (Four Thirds)
saves RAW files
tiny screen (2.5 inches)
low megapixels (10MP)
lack of Timelapse function
52
has manual focus
change lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW formats
small screen (2.5")
no liveview feature
low resolution sensor (6MP)
no Timelapse mode
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Vlogging Comparison

Olympus E-510 Vlogging factors
Pentax K100D S Vlogging factors
9
no video recording
9
can't shoot video
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Olympus E-510 vs Pentax K100D S Specifications

Detailed spec comparison table for Olympus E-510 and Pentax K100D S
 Olympus E-510Pentax K100D Super
General Information
Company Olympus Pentax
Model type Olympus E-510 Pentax K100D Super
Also called as EVOLT E-510 -
Category Advanced DSLR Entry-Level DSLR
Announced 2007-11-23 2007-06-28
Body design Mid-size SLR Compact SLR
Sensor Information
Sensor type CMOS CCD
Sensor size Four Thirds APS-C
Sensor measurements 17.3 x 13mm 23.5 x 15.7mm
Sensor surface area 224.9mm² 369.0mm²
Sensor resolution 10MP 6MP
Anti alias filter
Aspect ratio 4:3 3:2
Highest resolution 3648 x 2736 3008 x 2008
Highest native ISO 1600 3200
Min native ISO 100 200
RAW format
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 3 11
Lens
Lens mount type Micro Four Thirds Pentax KAF2
Available lenses 45 151
Focal length multiplier 2.1 1.5
Screen
Range of screen Fixed Type Fixed Type
Screen size 2.5 inch 2.5 inch
Resolution of screen 230 thousand dot 210 thousand dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type Optical (pentamirror) Optical (pentamirror)
Viewfinder coverage 95% 96%
Viewfinder magnification 0.46x 0.57x
Features
Slowest shutter speed 60 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Continuous shooting speed 3.0 frames per sec 3.0 frames per sec
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance 12.00 m (at ISO 100) -
Flash settings Auto, Auto FP, Manual, Red-Eye Auto, On, Off, Red-eye reduction
Hot shoe
AEB
WB bracketing
Maximum flash sync 1/180 seconds 1/180 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Highest video resolution None None
Microphone input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 490g (1.08 lb) 646g (1.42 lb)
Dimensions 136 x 92 x 68mm (5.4" x 3.6" x 2.7") 129 x 91 x 71mm (5.1" x 3.6" x 2.8")
DXO scores
DXO All around rating 52 not tested
DXO Color Depth rating 21.2 not tested
DXO Dynamic range rating 10.0 not tested
DXO Low light rating 442 not tested
Other
Battery ID - 4 x AA
Self timer Yes (2 or 12 sec) Yes (2 or 12 sec)
Time lapse recording
Storage media Compact Flash (Type I or II), xD Picture Card SD/SDHC card
Storage slots 1 1
Launch cost $550 $520