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Olympus E-M10 IV vs Pentax RZ10

Portability
81
Imaging
62
Features
83
Overall
70
Olympus OM-D E-M10 IV front
 
Pentax Optio RZ10 front
Portability
92
Imaging
37
Features
31
Overall
34

Olympus E-M10 IV vs Pentax RZ10 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
  • Launched August 2020
  • Replaced the Olympus E-M10 III
Pentax RZ10
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-280mm (F3.2-5.9) lens
  • 178g - 97 x 61 x 33mm
  • Announced July 2011
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Olympus E-M10 IV vs Pentax RZ10 Overview

Here, we will be looking at the Olympus E-M10 IV vs Pentax RZ10, one is a Entry-Level Mirrorless and the latter is a Small Sensor Compact by companies Olympus and Pentax. There exists a significant gap between the sensor resolutions of the E-M10 IV (20MP) and RZ10 (14MP) and the E-M10 IV (Four Thirds) and RZ10 (1/2.3") posses totally different sensor measurements.

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The E-M10 IV was brought out 9 years after the RZ10 which is quite a sizable gap as far as technology is concerned. Both the cameras feature different body design with the Olympus E-M10 IV being a SLR-style mirrorless camera and the Pentax RZ10 being a Compact camera.

Before going into a in depth comparison, here is a short summary of how the E-M10 IV scores versus the RZ10 with respect to portability, imaging, features and an overall score.

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Reasons to pick Olympus E-M10 IV over the Pentax RZ10

 E-M10 IV RZ10 
AnnouncedAugust 2020July 2011More modern by 111 months
Screen typeTiltingFixed Tilting screen
Screen size3"2.7"Bigger screen (+0.3")
Screen resolution1040k230kClearer screen (+810k dot)
Selfie screen Take selfies
Touch screen Quickly navigate

Reasons to pick Pentax RZ10 over the Olympus E-M10 IV

 RZ10 E-M10 IV 

Common features in the Olympus E-M10 IV and Pentax RZ10

 E-M10 IV RZ10 
Manual focus Dial accurate focusing

Olympus E-M10 IV vs Pentax RZ10 Physical Comparison

For those who are intending to carry around your camera, you're going to have to factor in its weight and measurements. The Olympus E-M10 IV offers external dimensions of 122mm x 84mm x 49mm (4.8" x 3.3" x 1.9") with a weight of 383 grams (0.84 lbs) while the Pentax RZ10 has proportions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") along with a weight of 178 grams (0.39 lbs).

See the Olympus E-M10 IV vs Pentax RZ10 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you have chosen at that time. Here is a front view scale comparison of the E-M10 IV against the RZ10.

Olympus E-M10 IV vs Pentax RZ10 size comparison

Taking into consideration dimensions and weight, the portability grade of the E-M10 IV and RZ10 is 81 and 92 respectively.

Olympus E-M10 IV vs Pentax RZ10 top view buttons comparison

Olympus E-M10 IV vs Pentax RZ10 Sensor Comparison

Quite often, its difficult to visualise the difference between sensor sizes purely by reading through specifications. The picture below will help offer you a clearer sense of the sensor sizes in the E-M10 IV and RZ10.

To sum up, both of these cameras come with different megapixels and different sensor sizes. The E-M10 IV because of its bigger sensor will make achieving bokeh less difficult and the Olympus E-M10 IV will give you extra detail having its extra 6 Megapixels. Higher resolution will also help you crop photographs a good deal more aggressively. The younger E-M10 IV will have an advantage with regard to sensor tech.

Olympus E-M10 IV vs Pentax RZ10 sensor size comparison

Olympus E-M10 IV vs Pentax RZ10 Screen and ViewFinder

Olympus E-M10 IV vs Pentax RZ10 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 IV Portrait photography information
Pentax RZ10 Portrait photography information
77
manual focus
megapixel count decent (20 megapixels)
decent sensor size (Four Thirds)
includes face detect focus
saves RAW files
35
has manual focus
sensor resolution is decent (14 megapixels)
lack of manual exposure
can't use external flash
sensor size is tiny (1/2.3")
does not have RAW files
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Street Comparison

Street photography with Olympus E-M10 IV
Street photography with Pentax RZ10
84
tilting screen
image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
saves RAW files
includes focus by touch
good high ISO (25,600)
61
image stabilization (Sensor-shift)
weather proofing
no moving screen
sensor size is tiny (1/2.3")
does not have RAW files
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Sports Comparison

Olympus E-M10 IV Sports photography features
Pentax RZ10 Sports photography features
72
silent shooting (1/16,000s)
image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
decent sensor size (Four Thirds)
includes tracking focus
has no phase detect auto focus
40
image stabilization (Sensor-shift)
sensor resolution is decent (14 megapixels)
supports tracking focus
weather proofing
continuous shooting slow (1.0 frames per second)
lack of shutter priority mode
sensor size is tiny (1/2.3")
terrible battery (178 per charge)
does not have phase detect auto focus
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Travel Comparison

Olympus E-M10 IV Travel photography advice
Pentax RZ10 Travel photography advice
84
supports bluetooth
includes focus by touch
megapixel count decent (20 megapixels)
built-in flash
selfie friendly screen
66
weather proofing
sensor resolution is decent (14 megapixels)
flash built-in
pretty wide (28mm)
great zoom (280mm)
does not have Timelapse recording
terrible battery (178 per charge)
screen isn't selfie friendly
sluggish maximum aperture (f3.2)
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Landscape Comparison

Olympus E-M10 IV as a Landscape photography camera
Pentax RZ10 as a Landscape photography camera
82
manual focus
swap lenses (Micro Four Thirds mount)
screen is a decent size (3 inch)
image stabilization (Sensor based 5-axis)
megapixel count decent (20 megapixels)
decent sensor size (Four Thirds)
good high ISO (25,600)
saves RAW files
43
has manual focus
pretty wide (28mm)
image stabilization (Sensor-shift)
sensor resolution is decent (14 megapixels)
weather proofing
cannot change lenses (fixed lens mount)
sluggish maximum aperture (f3.2)
tiny screen (2.7 inch)
lack of manual exposure
sensor size is tiny (1/2.3")
does not have RAW files
terrible battery (178 CIPA)
does not have Timelapse recording
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Vlogging Comparison

Vlogging with Olympus E-M10 IV
Vlogging with Pentax RZ10
78
selfie friendly screen
touchscreen
image stabilization (Sensor based 5-axis)
includes face detect focus
high video quality (3840 x 2160 pixels)
doesn't have mic jack
28
pretty wide (28mm)
image stabilization (Sensor-shift)
sluggish maximum aperture (f3.2)
screen isn't selfie friendly
low quality video (1280 x 720 pixels)
does not have microphone port
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Olympus E-M10 IV vs Pentax RZ10 Specifications

Detailed spec comparison table for Olympus E-M10 IV and Pentax RZ10
 Olympus OM-D E-M10 IVPentax Optio RZ10
General Information
Brand Name Olympus Pentax
Model Olympus OM-D E-M10 IV Pentax Optio RZ10
Type Entry-Level Mirrorless Small Sensor Compact
Launched 2020-08-04 2011-07-19
Body design SLR-style mirrorless Compact
Sensor Information
Processor TruePic VIII -
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.4 x 13mm 6.08 x 4.56mm
Sensor surface area 226.2mm² 27.7mm²
Sensor resolution 20 megapixel 14 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 16:9
Maximum resolution 5184 x 3888 4288 x 3216
Maximum native ISO 25600 6400
Lowest native ISO 200 80
RAW support
Lowest boosted ISO 100 -
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 121 9
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 28-280mm (10.0x)
Highest aperture - f/3.2-5.9
Macro focus distance - 1cm
Available lenses 107 -
Crop factor 2.1 5.9
Screen
Range of screen Tilting Fixed Type
Screen size 3 inches 2.7 inches
Resolution of screen 1,040 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch capability
Screen tech - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360 thousand dot -
Viewfinder coverage 100% -
Viewfinder magnification 0.62x -
Features
Slowest shutter speed 60 seconds 4 seconds
Maximum shutter speed 1/4000 seconds 1/2000 seconds
Maximum silent shutter speed 1/16000 seconds -
Continuous shooting speed 8.7 frames per second 1.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Change white balance
Image stabilization
Built-in flash
Flash range 7.20 m (at ISO 200) 2.80 m
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, Soft
Hot shoe
Auto exposure bracketing
White balance bracketing
Maximum flash sync 1/250 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
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 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 3840x2160 1280x720
Video data format MPEG-4, H.264 Motion JPEG
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 383 gr (0.84 lb) 178 gr (0.39 lb)
Physical dimensions 122 x 84 x 49mm (4.8" x 3.3" x 1.9") 97 x 61 x 33mm (3.8" x 2.4" x 1.3")
DXO scores
DXO All around 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 photographs 178 photographs
Style of battery Battery Pack Battery Pack
Battery model BLS-50 D-LI92
Self timer Yes (2 or 12 sec, custom) Yes (2 or 10 sec)
Time lapse recording
Storage media SD/SDHC/SDXC (UHS-II supported) SD/SDHC, Internal
Storage slots Single Single
Pricing at launch $699 $200