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Olympus E-M10 IV vs Pentax K-30

Portability
81
Imaging
62
Features
83
Overall
70
Olympus OM-D E-M10 IV front
 
Pentax K-30 front
Portability
63
Imaging
57
Features
66
Overall
60

Olympus E-M10 IV vs Pentax K-30 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
  • Introduced August 2020
  • Previous Model is Olympus E-M10 III
Pentax K-30
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 12800 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 650g - 130 x 97 x 71mm
  • Launched October 2012
  • Renewed by Pentax K-50
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Olympus E-M10 IV vs Pentax K-30 Overview

In this article, we are evaluating the Olympus E-M10 IV versus Pentax K-30, former being a Entry-Level Mirrorless while the other is a Advanced DSLR by brands Olympus and Pentax. There is a considerable difference among the image resolutions of the E-M10 IV (20MP) and K-30 (16MP) and the E-M10 IV (Four Thirds) and K-30 (APS-C) enjoy totally different sensor sizes.

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The E-M10 IV was brought out 7 years later than the K-30 and that is a fairly large difference as far as camera tech is concerned. Both the cameras offer different body type with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Pentax K-30 being a Mid-size SLR camera.

Before diving straight into a detailed comparison, below is a short summary of how the E-M10 IV grades against the K-30 for portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-M10 IV over the Pentax K-30

 E-M10 IV K-30 
LaunchedAugust 2020October 2012More recent by 95 months
Display typeTiltingFixed Tilting display
Display resolution1040k921kSharper display (+119k dot)
Selfie screen Easy selfies
Touch display Easily navigate

Reasons to pick Pentax K-30 over the Olympus E-M10 IV

 K-30 E-M10 IV 

Common features in the Olympus E-M10 IV and Pentax K-30

 E-M10 IV K-30 
Manually focus Dial accurate focusing
Display sizing3"3"Equivalent display dimensions

Olympus E-M10 IV vs Pentax K-30 Physical Comparison

For those who are intending to lug around your camera frequently, you're going to have to take into account its weight and size. The Olympus E-M10 IV has exterior measurements of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") accompanied by a weight of 383 grams (0.84 lbs) and the Pentax K-30 has specifications of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") having a weight of 650 grams (1.43 lbs).

Compare the Olympus E-M10 IV versus Pentax K-30 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will differ based on the lens you are using at the time. Here is the front view physical size comparison of the E-M10 IV and the K-30.

Olympus E-M10 IV vs Pentax K-30 size comparison

Looking at size and weight, the portability score of the E-M10 IV and K-30 is 81 and 63 respectively.

Olympus E-M10 IV vs Pentax K-30 top view buttons comparison

Olympus E-M10 IV vs Pentax K-30 Sensor Comparison

Generally, it's hard to visualise the difference in sensor measurements purely by viewing specifications. The visual here may give you a greater sense of the sensor measurements in the E-M10 IV and K-30.

Plainly, each of the cameras enjoy different megapixels and different sensor measurements. The E-M10 IV because of its smaller sensor will make achieving shallow DOF more challenging and the Olympus E-M10 IV will result in greater detail having its extra 4 Megapixels. Greater resolution can also enable you to crop photos far more aggressively. The fresher E-M10 IV will have an advantage in sensor innovation.

Olympus E-M10 IV vs Pentax K-30 sensor size comparison

Olympus E-M10 IV vs Pentax K-30 Screen and ViewFinder

Olympus E-M10 IV vs Pentax K-30 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 IV Portrait photography highlights
Pentax K-30 Portrait photography highlights
77
focusing manually
MP count good (20 megapixels)
good sensor size (Four Thirds)
offers face detection autofocus
delivers RAW files
74
manual focus
sensor resolution is decent (16MP)
sensor size is good (APS-C)
provides face detection focusing
saves RAW files
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Street Comparison

Olympus E-M10 IV Street photography advice
Pentax K-30 Street photography advice
84
tilting screen
has image stabilization (Sensor based 5-axis)
good sensor size (Four Thirds)
delivers RAW files
offers focus by touch
good high ISO (25,600)
68
image stabilization (Sensor based)
sensor size is good (APS-C)
saves RAW files
weather proof
screen does not articulate
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Sports Comparison

Olympus E-M10 IV Sports photography details
Pentax K-30 Sports photography details
72
quiet mode (1/16,000s)
has image stabilization (Sensor based 5-axis)
MP count good (20MP)
good sensor size (Four Thirds)
offers tracking autofocus
no phase detect autofocus
67
maximum shutter speed is high (1/6,000s)
image stabilization (Sensor based)
sensor resolution is decent (16 megapixels)
sensor size is good (APS-C)
provides tracking autofocus
weather proof
comes with phase detect AF
painfully slow continuous shooting (6.0 frames/s)
low battery (410 CIPA)
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Travel Comparison

Travel photography with Olympus E-M10 IV
Travel photography with Pentax K-30
84
supports bluetooth
offers focus by touch
MP count good (20MP)
flash built-in
selfie friendly display
60
weather proof
sensor resolution is decent (16MP)
flash built-in
low battery (410 shots)
screen isn't selfie friendly
Photography Glossary

Landscape Comparison

Olympus E-M10 IV Landscape photography features
Pentax K-30 Landscape photography features
82
focusing manually
interchangeable lenses (Micro Four Thirds mount)
good sized screen (3 inch)
has image stabilization (Sensor based 5-axis)
MP count good (20 megapixels)
good sensor size (Four Thirds)
good high ISO (25,600)
delivers RAW files
73
manual focus
swap lenses (Pentax KAF2 mount)
nice screen size (3 inch)
image stabilization (Sensor based)
sensor resolution is decent (16MP)
sensor size is good (APS-C)
saves RAW files
weather proof
low battery (410 per charge)
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Vlogging Comparison

Olympus E-M10 IV Vlogging advice
Pentax K-30 Vlogging advice
78
selfie friendly display
built-in touchscreen
has image stabilization (Sensor based 5-axis)
offers face detection autofocus
video resolution high (3840 x 2160 pixels)
doesn't have external mic jack
30
image stabilization (Sensor based)
provides face detection focusing
high quality video (1920 x 1080 pxls)
screen isn't selfie friendly
does not have external mic support
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Olympus E-M10 IV vs Pentax K-30 Specifications

Detailed spec comparison table for Olympus E-M10 IV and Pentax K-30
 Olympus OM-D E-M10 IVPentax K-30
General Information
Make Olympus Pentax
Model Olympus OM-D E-M10 IV Pentax K-30
Class Entry-Level Mirrorless Advanced DSLR
Introduced 2020-08-04 2012-10-29
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Chip TruePic VIII Prime M
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor dimensions 17.4 x 13mm 23.7 x 15.7mm
Sensor area 226.2mm² 372.1mm²
Sensor resolution 20 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Maximum resolution 5184 x 3888 4928 x 3264
Maximum native ISO 25600 12800
Maximum boosted ISO - 25600
Min native ISO 200 100
RAW files
Min boosted ISO 100 -
Autofocusing
Manual focus
Touch focus
AF continuous
AF single
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 121 11
Cross focus points - 9
Lens
Lens mount Micro Four Thirds Pentax KAF2
Amount of lenses 107 151
Crop factor 2.1 1.5
Screen
Type of screen Tilting Fixed Type
Screen size 3" 3"
Resolution of screen 1,040k dots 921k dots
Selfie friendly
Liveview
Touch friendly
Screen technology - TFT LCD monitor with brightness/color adjustment and AR coating
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.62x 0.61x
Features
Slowest shutter speed 60 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/6000 seconds
Maximum silent shutter speed 1/16000 seconds -
Continuous shooting rate 8.7fps 6.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range 7.20 m (at ISO 200) 12.00 m (at ISO 100)
Flash settings Redeye, fill-in, off, redeye slow-sync (1st-curtain), slow sync (1st-curtain), slow sync (2nd-curtain), manual Auto, On, Off, Red-eye,Slow Sync, Slow Sync+ Redeye, Trailing Curtain Sync, Wireless
Hot shoe
AEB
WB bracketing
Maximum flash synchronize 1/250 seconds 1/180 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
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 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps)
Maximum video resolution 3840x2160 1920x1080
Video format MPEG-4, H.264 MPEG-4, H.264
Mic support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 383 gr (0.84 lbs) 650 gr (1.43 lbs)
Dimensions 122 x 84 x 49mm (4.8" x 3.3" x 1.9") 130 x 97 x 71mm (5.1" x 3.8" x 2.8")
DXO scores
DXO All around score not tested 79
DXO Color Depth score not tested 23.7
DXO Dynamic range score not tested 13.0
DXO Low light score not tested 1129
Other
Battery life 360 photos 410 photos
Style of battery Battery Pack Battery Pack
Battery model BLS-50 D-LI109,4 x AA
Self timer Yes (2 or 12 sec, custom) Yes ( 2 or 12 seconds)
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-II supported) SD/SDHC/SDXC
Card slots One One
Launch price $699 $525