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Olympus E-M10 IV vs Pentax ist DS2

Portability
81
Imaging
62
Features
83
Overall
70
Olympus OM-D E-M10 IV front
 
Pentax ist DS2 front
Portability
68
Imaging
44
Features
33
Overall
39

Olympus E-M10 IV vs Pentax ist DS2 Key Specs

Olympus E-M10 IV
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Tilting Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 383g - 122 x 84 x 49mm
  • Announced August 2020
  • Previous Model is Olympus E-M10 III
Pentax ist DS2
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 200 - 3200
  • Pentax KAF Mount
  • 605g - 125 x 93 x 66mm
  • Released August 2005
Photography Glossary

Olympus E-M10 IV vs Pentax ist DS2 Overview

Its time to examine more closely at the Olympus E-M10 IV vs Pentax ist DS2, one being a Entry-Level Mirrorless and the latter is a Advanced DSLR by rivals Olympus and Pentax. There exists a big gap between the sensor resolutions of the E-M10 IV (20MP) and ist DS2 (6MP) and the E-M10 IV (Four Thirds) and ist DS2 (APS-C) use different sensor sizes.

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The E-M10 IV was introduced 15 years later than the ist DS2 and that is quite a big gap as far as technology is concerned. Both the cameras offer different body type with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Pentax ist DS2 being a Mid-size SLR camera.

Before going through a complete comparison, below is a short summary of how the E-M10 IV grades versus the ist DS2 in relation to portability, imaging, features and an overall grade.

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

 E-M10 IV ist DS2 
ReleasedAugust 2020August 2005More recent by 183 months
Screen typeTiltingFixed Tilting screen
Screen sizing3"2.5"Bigger screen (+0.5")
Screen resolution1040k210kClearer screen (+830k dot)
Selfie screen Easy selfies
Touch screen Quickly navigate

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

 ist DS2 E-M10 IV 

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

 E-M10 IV ist DS2 
Manual focus Dial precise focus

Olympus E-M10 IV vs Pentax ist DS2 Physical Comparison

If you are aiming to lug around your camera, you have to take into account its weight and measurements. The Olympus E-M10 IV features outside dimensions of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") and a weight of 383 grams (0.84 lbs) and the Pentax ist DS2 has proportions of 125mm x 93mm x 66mm (4.9" x 3.7" x 2.6") having a weight of 605 grams (1.33 lbs).

Analyze the Olympus E-M10 IV vs 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 differ depending on the lens you choose during that time. Below is the front view over all size comparison of the E-M10 IV compared to the ist DS2.

Olympus E-M10 IV vs Pentax ist DS2 size comparison

Factoring in dimensions and weight, the portability rating of the E-M10 IV and ist DS2 is 81 and 68 respectively.

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

Olympus E-M10 IV vs Pentax ist DS2 Sensor Comparison

Quite often, it's difficult to imagine the difference between sensor measurements only by reading specifications. The visual below may provide you a far better sense of the sensor sizes in the E-M10 IV and ist DS2.

Plainly, both the cameras offer different resolutions and different sensor measurements. The E-M10 IV having a tinier sensor is going to make achieving shallow DOF more difficult and the Olympus E-M10 IV will deliver greater detail using its extra 14 Megapixels. Higher resolution will also allow you to crop pictures a little more aggressively. The younger E-M10 IV provides an advantage when it comes to sensor innovation.

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

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

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

Portrait Comparison

Olympus E-M10 IV Portrait photography highlights
Pentax ist DS2 Portrait photography highlights
77
you can focus manually
megapixel count decent (20 megapixels)
good sensor size (Four Thirds)
features face detection autofocus
delivers RAW formats
50
manual focus
decent sensor size (APS-C)
delivers RAW files
doesn't have liveview
sensor resolution low (6MP)
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Street Comparison

Street photography with Olympus E-M10 IV
Street photography with Pentax ist DS2
84
has a tilting screen
has image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
delivers RAW formats
has touch focus
great high ISO (25,600)
60
decent sensor size (APS-C)
delivers RAW files
lighter than competition (605g)
fixed screen
does not have image stabilization
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Sports Comparison

Sports photography with Olympus E-M10 IV
Sports photography with Pentax ist DS2
72
silent mode (1/16,000 seconds)
has image stabilization (Sensor based 5-axis)
megapixel count decent (20 megapixels)
good sensor size (Four Thirds)
features tracking autofocus
no phase detect autofocus
38
decent sensor size (APS-C)
has phase detect autofocus
doesn't have liveview
slow continuous shooting (3.0 frames/s)
does not have image stabilization
sensor resolution low (6 megapixels)
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Travel Comparison

Olympus E-M10 IV Travel photography factors
Pentax ist DS2 Travel photography factors
84
supports bluetooth
has touch focus
megapixel count decent (20 megapixels)
built-in flash
selfie friendly screen
52
lighter than competition (605g)
has built in flash
no Time Lapse function
sensor resolution low (6 megapixels)
does not feature selfie friendly screen
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Landscape Comparison

Olympus E-M10 IV Landscape photography details
Pentax ist DS2 Landscape photography details
82
you can focus manually
swap lenses (Micro Four Thirds mount)
screen size is good (3 inches)
has image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
good sensor size (Four Thirds)
great high ISO (25,600)
delivers RAW formats
46
manual focus
swap lenses (Pentax KAF mount)
decent sensor size (APS-C)
delivers RAW files
screen is small (2.5 inches)
doesn't have liveview
does not have image stabilization
sensor resolution low (6 megapixels)
no Time Lapse function
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Vlogging Comparison

Olympus E-M10 IV Vlogging advice
Pentax ist DS2 Vlogging advice
78
selfie friendly screen
touchscreen functionality
has image stabilization (Sensor based 5-axis)
features face detection autofocus
high video quality (3840 x 2160 resolution)
missing external mic support
22
lighter than competition (605g)
does not feature selfie friendly screen
does not have image stabilization
video resolution low ( pixels)
no external mic jack
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Olympus E-M10 IV vs Pentax ist DS2 Specifications

Detailed spec comparison table for Olympus E-M10 IV and Pentax ist DS2
 Olympus OM-D E-M10 IVPentax ist DS2
General Information
Manufacturer Olympus Pentax
Model Olympus OM-D E-M10 IV Pentax ist DS2
Category Entry-Level Mirrorless Advanced DSLR
Announced 2020-08-04 2005-08-22
Body design SLR-style mirrorless Mid-size SLR
Sensor Information
Powered by TruePic VIII -
Sensor type CMOS CCD
Sensor size Four Thirds APS-C
Sensor dimensions 17.4 x 13mm 23.5 x 15.7mm
Sensor area 226.2mm² 369.0mm²
Sensor resolution 20 megapixels 6 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 5184 x 3888 3008 x 2008
Maximum native ISO 25600 3200
Minimum native ISO 200 200
RAW support
Minimum enhanced ISO 100 -
Autofocusing
Manual focus
AF touch
AF continuous
AF single
AF tracking
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 121 11
Lens
Lens mount Micro Four Thirds Pentax KAF
Number of lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Range of screen Tilting Fixed Type
Screen size 3 inch 2.5 inch
Resolution of screen 1,040 thousand dot 210 thousand dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder 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 silent shutter speed 1/16000 seconds -
Continuous shutter speed 8.7 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range 7.20 m (at ISO 200) -
Flash modes Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual Auto, On, Off, Red-eye reduction
Hot shoe
Auto exposure bracketing
WB bracketing
Fastest flash sync 1/250 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 24p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 50p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 30p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 25p / 52 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 24p / 52 Mbps, MOV, H.264, Linear PCM -
Maximum video resolution 3840x2160 -
Video file format MPEG-4, H.264 -
Mic 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
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 383 gr (0.84 lbs) 605 gr (1.33 lbs)
Dimensions 122 x 84 x 49mm (4.8" x 3.3" x 1.9") 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 360 photos -
Form of battery Battery Pack -
Battery model BLS-50 4 x AA
Self timer Yes (2 or 12 sec, custom) Yes (2 or 12 sec)
Time lapse shooting
Storage media SD/SDHC/SDXC (UHS-II supported) SD/MMC card
Storage slots Single Single
Launch price $699 -