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Olympus E-M10 III vs Pentax ist DS2

Portability
80
Imaging
55
Features
75
Overall
63
Olympus OM-D E-M10 Mark III front
 
Pentax ist DS2 front
Portability
68
Imaging
44
Features
33
Overall
39

Olympus E-M10 III vs Pentax ist DS2 Key Specs

Olympus E-M10 III
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 410g - 122 x 84 x 50mm
  • Introduced August 2017
  • Replaced the Olympus E-M10 II
  • Successor is Olympus E-M10 IV
Pentax ist DS2
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 200 - 3200
  • Pentax KAF Mount
  • 605g - 125 x 93 x 66mm
  • Announced August 2005
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Olympus E-M10 III vs Pentax ist DS2 Overview

Here, we are looking at the Olympus E-M10 III versus Pentax ist DS2, one is a Entry-Level Mirrorless and the other is a Advanced DSLR by brands Olympus and Pentax. There is a significant difference among the resolutions of the E-M10 III (16MP) and ist DS2 (6MP) and the E-M10 III (Four Thirds) and ist DS2 (APS-C) offer different sensor sizing.

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The E-M10 III was unveiled 12 years after the ist DS2 which is a fairly sizable gap as far as camera tech is concerned. Both the cameras feature different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Pentax ist DS2 being a Mid-size SLR camera.

Before we go right into a in-depth comparison, here is a short synopsis of how the E-M10 III grades vs the ist DS2 with regard to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M10 III over the Pentax ist DS2

 E-M10 III ist DS2 
AnnouncedAugust 2017August 2005Newer by 147 months
Display typeTiltingFixed Tilting display
Display size3"2.5"Larger display (+0.5")
Display resolution1040k210kSharper display (+830k dot)
Touch display Easily navigate

Reasons to pick Pentax ist DS2 over the Olympus E-M10 III

 ist DS2 E-M10 III 

Common features in the Olympus E-M10 III and Pentax ist DS2

 E-M10 III ist DS2 
Focus manually Very exact focus
Selfie screen No selfie screen

Olympus E-M10 III vs Pentax ist DS2 Physical Comparison

If you are looking to travel with your camera frequently, you need to think about its weight and volume. The Olympus E-M10 III enjoys physical dimensions of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") having a weight of 410 grams (0.90 lbs) whilst the Pentax ist DS2 has sizing of 125mm x 93mm x 66mm (4.9" x 3.7" x 2.6") and a weight of 605 grams (1.33 lbs).

See the Olympus E-M10 III versus Pentax ist DS2 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change depending on the lens you are utilising at the time. Underneath is a front view over all size comparison of the E-M10 III versus the ist DS2.

Olympus E-M10 III vs Pentax ist DS2 size comparison

Factoring in size and weight, the portability grade of the E-M10 III and ist DS2 is 80 and 68 respectively.

Olympus E-M10 III vs Pentax ist DS2 top view buttons comparison

Olympus E-M10 III vs Pentax ist DS2 Sensor Comparison

Generally, it is very tough to visualize the contrast in sensor dimensions only by looking through technical specs. The image below should give you a clearer sense of the sensor dimensions in the E-M10 III and ist DS2.

As you have seen, each of these cameras come with different resolutions and different sensor dimensions. The E-M10 III using its smaller sensor is going to make getting bokeh more challenging and the Olympus E-M10 III will render extra detail having an extra 10 Megapixels. Greater resolution will also make it easier to crop images a good deal more aggressively. The younger E-M10 III provides a benefit when it comes to sensor technology.

Olympus E-M10 III vs Pentax ist DS2 sensor size comparison

Olympus E-M10 III vs Pentax ist DS2 Screen and ViewFinder

Olympus E-M10 III vs Pentax ist DS2 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 III Portrait photography details
Pentax ist DS2 Portrait photography details
73
has manual focus
resolution is good (16MP)
sensor size is decent (Four Thirds)
comes with face detection focus
saves RAW formats
50
you can focus manually
good sensor size (APS-C)
delivers RAW files
no liveview
low megapixels (6MP)
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Street Comparison

Olympus E-M10 III Street photography information
Pentax ist DS2 Street photography information
77
has a tilting screen
has image stabilization (Sensor based 5-axis)
sensor size is decent (Four Thirds)
saves RAW formats
includes touch focus
above average ISO range (25,600)
more heavy than competition (410 grams)
60
good sensor size (APS-C)
delivers RAW files
lighter than average in class (605g)
screen does not articulate
lack of image stabilization
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Sports Comparison

Olympus E-M10 III Sports photography info
Pentax ist DS2 Sports photography info
69
quiet shutter (1/16,000 seconds)
has image stabilization (Sensor based 5-axis)
resolution is good (16 megapixels)
sensor size is decent (Four Thirds)
comes with tracking autofocus
does not have phase detect auto focus
38
good sensor size (APS-C)
supports phase detect auto focus
no liveview
continuous shooting slow (3.0 frames/s)
lack of image stabilization
low megapixels (6 megapixels)
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Travel Comparison

Olympus E-M10 III Travel photography highlights
Pentax ist DS2 Travel photography highlights
67
includes touch focus
resolution is good (16MP)
built-in flash
more heavy than competition (410g)
display is not selfie friendly
52
lighter than average in class (605 grams)
flash built-in
lack of Timelapse mode
low megapixels (6 megapixels)
does not have selfie friendly display
Photography Glossary

Landscape Comparison

Landscape photography with Olympus E-M10 III
Landscape photography with Pentax ist DS2
80
has manual focus
switch lenses (Micro Four Thirds mount)
screen size is good (3 inch)
has image stabilization (Sensor based 5-axis)
resolution is good (16MP)
sensor size is decent (Four Thirds)
above average ISO range (25,600)
saves RAW formats
46
you can focus manually
interchangeable lenses (Pentax KAF mount)
good sensor size (APS-C)
delivers RAW files
small screen (2.5")
no liveview
lack of image stabilization
low megapixels (6 megapixels)
lack of Timelapse mode
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Vlogging Comparison

Olympus E-M10 III Vlogging details
Pentax ist DS2 Vlogging details
32
touchscreen capability
has image stabilization (Sensor based 5-axis)
comes with face detection focus
video res high (3840 x 2160 resolution)
display is not selfie friendly
missing external microphone socket
more heavy than competition (410 grams)
22
lighter than average in class (605g)
does not have selfie friendly display
lack of image stabilization
low quality video ( resolution)
lack of microphone jack
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Olympus E-M10 III vs Pentax ist DS2 Specifications

Detailed spec comparison table for Olympus E-M10 III and Pentax ist DS2
 Olympus OM-D E-M10 Mark IIIPentax ist DS2
General Information
Company Olympus Pentax
Model Olympus OM-D E-M10 Mark III Pentax ist DS2
Category Entry-Level Mirrorless Advanced DSLR
Introduced 2017-08-31 2005-08-22
Body design SLR-style mirrorless Mid-size SLR
Sensor Information
Processor Chip TruePic VIII -
Sensor type CMOS CCD
Sensor size Four Thirds APS-C
Sensor measurements 17.4 x 13mm 23.5 x 15.7mm
Sensor surface area 226.2mm² 369.0mm²
Sensor resolution 16MP 6MP
Anti aliasing filter
Aspect ratio 4:3 3:2
Max resolution 4608 x 3456 3008 x 2008
Max native ISO 25600 3200
Lowest native ISO 200 200
RAW data
Lowest enhanced ISO 100 -
Autofocusing
Focus manually
AF touch
AF continuous
Single AF
Tracking AF
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 121 11
Lens
Lens mounting type Micro Four Thirds Pentax KAF
Total lenses 107 151
Crop factor 2.1 1.5
Screen
Range of display Tilting Fixed Type
Display size 3" 2.5"
Display resolution 1,040 thousand dot 210 thousand dot
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type Electronic Optical
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% 95%
Viewfinder magnification 0.62x 0.64x
Features
Minimum shutter speed 60 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/4000 seconds
Fastest quiet shutter speed 1/16000 seconds -
Continuous shutter speed 8.6 frames per sec 3.0 frames per sec
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range 5.80 m (at ISO 100) -
Flash modes Auto, redeye, slow sync, 2nd-curtain slow sync, redeye slow sync, fill-in, manual, off Auto, On, Off, Red-eye reduction
Hot shoe
AEB
WB bracketing
Fastest flash sync 1/250 seconds -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM -
Max video resolution 3840x2160 -
Video file format MPEG-4, H.264 -
Microphone input
Headphone input
Connectivity
Wireless Built-In No
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 1.0 (1.5 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 410 gr (0.90 lbs) 605 gr (1.33 lbs)
Physical dimensions 122 x 84 x 50mm (4.8" x 3.3" x 2.0") 125 x 93 x 66mm (4.9" x 3.7" x 2.6")
DXO scores
DXO Overall score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 330 shots -
Type of battery Battery Pack -
Battery model BLS-50 4 x AA
Self timer Yes (2 or 12 secs, custom) Yes (2 or 12 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC (UHS-I/II supported) SD/MMC card
Storage slots One One
Cost at release $650 -