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Olympus E-M1X vs Sony RX10 IV

Portability
54
Imaging
61
Features
93
Overall
73
Olympus OM-D E-M1X front
 
Sony Cyber-shot DSC-RX10 IV front
Portability
52
Imaging
53
Features
82
Overall
64

Olympus E-M1X vs Sony RX10 IV Key Specs

Olympus E-M1X
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 997g - 144 x 147 x 75mm
  • Released January 2019
  • Superseded the Olympus E-M1 II
Sony RX10 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Raise to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-600mm (F2.4-4.0) lens
  • 1095g - 133 x 94 x 145mm
  • Introduced September 2017
  • Old Model is Sony RX10 III
Photography Glossary

Olympus E-M1X vs Sony RX10 IV Overview

Here, we are reviewing the Olympus E-M1X versus Sony RX10 IV, former is a Pro Mirrorless while the other is a Large Sensor Superzoom by manufacturers Olympus and Sony. The sensor resolution of the E-M1X (20MP) and the RX10 IV (20MP) is fairly comparable but the E-M1X (Four Thirds) and RX10 IV (1") posses totally different sensor measurements.

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The E-M1X was unveiled 17 months after the RX10 IV making them a generation away from one another. Both of these cameras feature different body design with the Olympus E-M1X being a SLR-style mirrorless camera and the Sony RX10 IV being a SLR-like (bridge) camera.

Before going straight to a in-depth comparison, here is a short view of how the E-M1X grades against the RX10 IV with regards to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M1X over the Sony RX10 IV

 E-M1X RX10 IV 
IntroducedJanuary 2019September 2017More modern by 17 months
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Take selfies

Reasons to pick Sony RX10 IV over the Olympus E-M1X

 RX10 IV E-M1X 
Display resolution1440k1037kSharper display (+403k dot)

Common features in the Olympus E-M1X and Sony RX10 IV

 E-M1X RX10 IV 
Manual focus More accurate focus
Display size3"3"Same display measurements
Touch display Easily navigate

Olympus E-M1X vs Sony RX10 IV Physical Comparison

For those who are planning to carry around your camera frequently, you'll have to take into account its weight and dimensions. The Olympus E-M1X comes with physical measurements of 144mm x 147mm x 75mm (5.7" x 5.8" x 3.0") and a weight of 997 grams (2.20 lbs) while the Sony RX10 IV has dimensions of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") along with a weight of 1095 grams (2.41 lbs).

Take a look at the Olympus E-M1X versus Sony RX10 IV in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change based on the lens you are utilising at that time. Underneath is a front view proportions comparison of the E-M1X and the RX10 IV.

Olympus E-M1X vs Sony RX10 IV size comparison

Factoring in dimensions and weight, the portability grade of the E-M1X and RX10 IV is 54 and 52 respectively.

Olympus E-M1X vs Sony RX10 IV top view buttons comparison

Olympus E-M1X vs Sony RX10 IV Sensor Comparison

Typically, it is difficult to visualise the contrast in sensor sizes merely by going through technical specs. The pic underneath will help give you a clearer sense of the sensor sizing in the E-M1X and RX10 IV.

As you can tell, each of these cameras come with the identical megapixel count but not the same sensor sizes. The E-M1X has got the larger sensor which will make achieving shallow DOF simpler. The more recent E-M1X will have an edge in sensor technology.

Olympus E-M1X vs Sony RX10 IV sensor size comparison

Olympus E-M1X vs Sony RX10 IV Screen and ViewFinder

Olympus E-M1X vs Sony RX10 IV Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1X as a Portrait photography camera
Sony RX10 IV as a Portrait photography camera
76
manual focus
resolution is good (20 megapixels)
sensor size is nice (Four Thirds)
features face detect focus
saves RAW files
71
has manual focus
high flash sync (1/2,000s)
resolution is good (20MP)
sensor size is decent (1")
features face detect focus
exports RAW formats
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Street Comparison

Olympus E-M1X Street photography factors
Sony RX10 IV Street photography factors
67
screen articulates
built in image stabilization (Sensor based 5-axis)
sensor size is nice (Four Thirds)
saves RAW files
provides touch to focus
environment sealing
very good high ISO (25,600)
heavier than average (997 grams)
64
tilting screen
image stabilization (Optical)
sensor size is decent (1")
exports RAW formats
includes focus by touch
weather sealing
more heavy than others in class (1,095g)
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Sports Comparison

Olympus E-M1X Sports photography highlights
Sony RX10 IV Sports photography highlights
80
great max shutter speed (1/8,000 seconds)
quiet shutter (1/32,000 seconds)
high fps (60.0 frames/s)
built in image stabilization (Sensor based 5-axis)
resolution is good (20 megapixels)
sensor size is nice (Four Thirds)
features tracking focus
environment sealing
good battery (870 CIPA)
comes with phase detect auto focus
76
great zoom range (24-600mm 25.0 x zoom)
quiet shooting (1/32,000 seconds)
high max fps (24.0 fps)
image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is decent (1")
features tracking focus
weather sealing
has phase detect auto focus
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Travel Comparison

Olympus E-M1X Travel photography advice
Sony RX10 IV Travel photography advice
68
good battery (870 CIPA)
environment sealing
has bluetooth
provides touch to focus
resolution is good (20MP)
selfie friendly display
heavier than average (997 grams)
56
weather sealing
supports bluetooth
includes focus by touch
resolution is good (20MP)
built-in flash
decently wide (24mm)
long reach (600mm)
lack of Timelapse function
more heavy than others in class (1,095 grams)
display is not selfie friendly
somewhat slow maximum aperture (f2.4)
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Landscape Comparison

Olympus E-M1X Landscape photography factors
Sony RX10 IV Landscape photography factors
79
manual focus
interchangeable lenses (Micro Four Thirds mount)
pretty good screen size (3 inch)
built in image stabilization (Sensor based 5-axis)
resolution is good (20 megapixels)
sensor size is nice (Four Thirds)
very good high ISO (25,600)
saves RAW files
environment sealing
good battery (870 CIPA)
has double storage slots
62
has manual focus
decently wide (24mm)
screen size is good (3 inch)
image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is decent (1")
exports RAW formats
weather sealing
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f2.4)
lack of Timelapse function
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Vlogging Comparison

Olympus E-M1X Vlogging advice
Sony RX10 IV Vlogging advice
68
selfie friendly display
touchscreen enabled
built in image stabilization (Sensor based 5-axis)
features face detect focus
video res high (4096 x 2160 resolution)
does have mic port
heavier than average (997g)
29
decently wide (24mm)
touchscreen functionality
image stabilization (Optical)
features face detect focus
high quality video (3840 x 2160 pxls)
has microphone support
somewhat slow maximum aperture (f2.4)
display is not selfie friendly
more heavy than others in class (1,095g)
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Olympus E-M1X vs Sony RX10 IV Specifications

Detailed spec comparison table for Olympus E-M1X and Sony RX10 IV
 Olympus OM-D E-M1XSony Cyber-shot DSC-RX10 IV
General Information
Brand Name Olympus Sony
Model type Olympus OM-D E-M1X Sony Cyber-shot DSC-RX10 IV
Class Pro Mirrorless Large Sensor Superzoom
Released 2019-01-24 2017-09-12
Physical type SLR-style mirrorless SLR-like (bridge)
Sensor Information
Processor Dual TruePic VIII Bionz X
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds 1"
Sensor measurements 17.4 x 13mm 13.2 x 8.8mm
Sensor area 226.2mm² 116.2mm²
Sensor resolution 20MP 20MP
Anti alias filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Full resolution 5184 x 3888 5472 x 3648
Max native ISO 25600 12800
Max boosted ISO - 25600
Minimum native ISO 200 125
RAW pictures
Minimum boosted ISO 64 64
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 121 315
Lens
Lens support Micro Four Thirds fixed lens
Lens zoom range - 24-600mm (25.0x)
Highest aperture - f/2.4-4.0
Macro focusing range - 3cm
Available lenses 107 -
Crop factor 2.1 2.7
Screen
Display type Fully Articulated Tilting
Display sizing 3 inch 3 inch
Resolution of display 1,037k dots 1,440k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,360k dots 2,359k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.74x 0.7x
Features
Lowest shutter speed 60 secs 30 secs
Highest shutter speed 1/8000 secs 1/2000 secs
Highest quiet shutter speed 1/32000 secs 1/32000 secs
Continuous shooting rate 60.0 frames/s 24.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 10.80 m (at Auto ISO)
Flash settings Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync.(1st curtain), Slow sync (2nd curtain), manual Auto, fill-flash, slow sync, rear sync, off
External flash
Auto exposure bracketing
White balance bracketing
Highest flash synchronize - 1/2000 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p)
Max video resolution 4096x2160 3840x2160
Video data format MPEG-4, H.264 MPEG-4, AVCHD, XAVC S
Microphone support
Headphone support
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB Yes (USB-PD allows charging by laptop or external power bank) USB 2.0 (480 Mbit/sec)
GPS Built-in None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 997 grams (2.20 lbs) 1095 grams (2.41 lbs)
Physical dimensions 144 x 147 x 75mm (5.7" x 5.8" x 3.0") 133 x 94 x 145mm (5.2" x 3.7" x 5.7")
DXO scores
DXO All around rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life 870 images 400 images
Battery style Built-in Battery Pack
Battery ID - NP-FW50
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 sec, continuous)
Time lapse feature
Type of storage - SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots Dual Single
Retail pricing $2,999 $1,698