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Olympus E-M5 III vs Pentax Efina

Portability
80
Imaging
62
Features
88
Overall
72
Olympus OM-D E-M5 III front
 
Pentax Efina front
Portability
97
Imaging
38
Features
26
Overall
33

Olympus E-M5 III vs Pentax Efina Key Specs

Olympus E-M5 III
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 414g - 125 x 85 x 50mm
  • Launched October 2019
  • Older Model is Olympus E-M5 II
  • Newer Model is OM System OM-5
Pentax Efina
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.5" Fixed Display
  • ISO 80 - 1600
  • Digital Image Stabilization
  • 1280 x 720 video
  • 26-130mm (F3.5-6.3) lens
  • 91g - 87 x 54 x 21mm
  • Revealed June 2013
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Olympus E-M5 III vs Pentax Efina Overview

In this write-up, we are contrasting the Olympus E-M5 III vs Pentax Efina, former being a Advanced Mirrorless while the other is a Ultracompact by rivals Olympus and Pentax. There exists a sizable gap between the sensor resolutions of the E-M5 III (20MP) and Efina (14MP) and the E-M5 III (Four Thirds) and Efina (1/2.3") come with different sensor sizing.

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The E-M5 III was manufactured 6 years later than the Efina and that is quite a significant difference as far as technology is concerned. Each of these cameras offer different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Pentax Efina being a Ultracompact camera.

Before getting straight into a step-by-step comparison, below is a simple synopsis of how the E-M5 III matches up versus the Efina in the way of portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M5 III over the Pentax Efina

 E-M5 III Efina 
RevealedOctober 2019June 2013Fresher by 78 months
Focus manually Dial accurate focusing
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3"2.5"Larger display (+0.5")
Display resolution1040k230kSharper display (+810k dot)
Selfie screen Easy selfies
Touch display Easily navigate

Reasons to pick Pentax Efina over the Olympus E-M5 III

 Efina E-M5 III 

Common features in the Olympus E-M5 III and Pentax Efina

 E-M5 III Efina 

Olympus E-M5 III vs Pentax Efina Physical Comparison

In case you're intending to carry your camera frequently, you will need to consider its weight and proportions. The Olympus E-M5 III enjoys physical dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") along with a weight of 414 grams (0.91 lbs) while the Pentax Efina has measurements of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") having a weight of 91 grams (0.20 lbs).

Contrast the Olympus E-M5 III vs Pentax Efina in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ dependant on the lens you have at that moment. Following is the front view over all size comparison of the E-M5 III against the Efina.

Olympus E-M5 III vs Pentax Efina size comparison

Looking at dimensions and weight, the portability score of the E-M5 III and Efina is 80 and 97 respectively.

Olympus E-M5 III vs Pentax Efina top view buttons comparison

Olympus E-M5 III vs Pentax Efina Sensor Comparison

Normally, it's difficult to picture the difference between sensor sizing just by reading technical specs. The visual here may offer you a far better sense of the sensor sizes in the E-M5 III and Efina.

As you have seen, both cameras enjoy different megapixel count and different sensor sizing. The E-M5 III due to its larger sensor is going to make shooting shallow depth of field easier and the Olympus E-M5 III will offer you extra detail due to its extra 6MP. Greater resolution can also allow you to crop images far more aggressively. The newer E-M5 III should have an edge when it comes to sensor technology.

Olympus E-M5 III vs Pentax Efina sensor size comparison

Olympus E-M5 III vs Pentax Efina Screen and ViewFinder

Olympus E-M5 III vs Pentax Efina Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M5 III Portrait photography highlights
Pentax Efina Portrait photography highlights
77
focusing manually
decent megapixels (20MP)
decent sensor size (Four Thirds)
has face detection autofocus
exports RAW formats
34
MP count decent (14MP)
provides face detection focusing
lack of manual focus
no manual mode
can't use external flash
small sensor (1/2.3")
has no RAW files
Photography Glossary

Street Comparison

Olympus E-M5 III as a Street photography camera
Pentax Efina as a Street photography camera
83
fully articulated screen
has image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
exports RAW formats
includes touch to focus
environment proofing
above average ISO range (25,600)
64
image stabilization (Digital)
lighter than competition in class (91 grams)
screen is fixed
small sensor (1/2.3")
has no RAW files
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Sports Comparison

Olympus E-M5 III as a Sports photography camera
Pentax Efina as a Sports photography camera
76
great max shutter speed (1/8,000s)
silent shooting (1/32,000s)
max fps high (30.0 fps)
has image stabilization (Sensor based 5-axis)
decent megapixels (20MP)
decent sensor size (Four Thirds)
has tracking autofocus
environment proofing
has phase detect autofocus
not so great battery power (310 shots)
35
image stabilization (Digital)
MP count decent (14MP)
low maximum shutter speed (1/1,400s)
no shutter priority
small sensor (1/2.3")
has no phase detect AF
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Travel Comparison

Olympus E-M5 III Travel photography factors
Pentax Efina Travel photography factors
77
environment proofing
has bluetooth
includes touch to focus
decent megapixels (20 megapixels)
selfie friendly display
not so great battery power (310 per charge)
69
lighter than competition in class (91g)
MP count decent (14MP)
has built in flash
really wide (26mm)
doesn't have Timelapse mode
screen is not selfie friendly
somewhat slow maximum aperture (f3.5)
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Landscape Comparison

Landscape photography with Olympus E-M5 III
Landscape photography with Pentax Efina
77
focusing manually
swap lenses (Micro Four Thirds mount)
screen size is decent (3 inch)
has image stabilization (Sensor based 5-axis)
decent megapixels (20MP)
decent sensor size (Four Thirds)
above average ISO range (25,600)
exports RAW formats
environment proofing
not so great battery power (310 shots)
38
really wide (26mm)
image stabilization (Digital)
MP count decent (14MP)
lack of manual focus
fixed lens (fixed lens mount)
somewhat slow maximum aperture (f3.5)
small screen (2.5")
no manual mode
small sensor (1/2.3")
has no RAW files
doesn't have Timelapse mode
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Vlogging Comparison

Olympus E-M5 III as a Vlogging camera
Pentax Efina as a Vlogging camera
84
selfie friendly display
has touchscreen
has image stabilization (Sensor based 5-axis)
has face detection autofocus
video res high (4096 x 2160 pxls)
has external mic socket
33
really wide (26mm)
image stabilization (Digital)
provides face detection focusing
lighter than competition in class (91g)
somewhat slow maximum aperture (f3.5)
screen is not selfie friendly
video quality not great (1280 x 720 resolution)
doesn't have external microphone socket
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Olympus E-M5 III vs Pentax Efina Specifications

Detailed spec comparison table for Olympus E-M5 III and Pentax Efina
 Olympus OM-D E-M5 IIIPentax Efina
General Information
Manufacturer Olympus Pentax
Model type Olympus OM-D E-M5 III Pentax Efina
Class Advanced Mirrorless Ultracompact
Launched 2019-10-17 2013-06-03
Physical type SLR-style mirrorless Ultracompact
Sensor Information
Chip TruePic VIII -
Sensor type MOS CCD
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.4 x 13mm 6.17 x 4.55mm
Sensor surface area 226.2mm² 28.1mm²
Sensor resolution 20 megapixels 14 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3, 3:2 and 16:9
Full resolution 5184 x 3888 4288 x 3216
Max native ISO 25600 1600
Min native ISO 200 80
RAW images
Min boosted ISO 64 -
Autofocusing
Focus manually
AF touch
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 121 -
Cross type focus points - -
Lens
Lens support Micro Four Thirds fixed lens
Lens zoom range - 26-130mm (5.0x)
Maximal aperture - f/3.5-6.3
Macro focusing range - 20cm
Amount of lenses 107 -
Crop factor 2.1 5.8
Screen
Type of screen Fully Articulated Fixed Type
Screen sizing 3 inches 2.5 inches
Screen resolution 1,040 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch friendly
Screen tech - QVGA TFT LCD
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360 thousand dots -
Viewfinder coverage 100% -
Viewfinder magnification 0.68x -
Features
Lowest shutter speed 60s 1/8s
Highest shutter speed 1/8000s 1/1400s
Highest silent shutter speed 1/32000s -
Continuous shooting rate 30.0 frames/s -
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Change WB
Image stabilization
Built-in flash
Flash distance no built-in flash 4.10 m
Flash options Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual Auto, Auto Red-eye Reduction, Forced On, Forced Off
Hot shoe
AEB
WB bracketing
Highest flash synchronize 1/250s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM 1280 x 720, 640 x 480
Max video resolution 4096x2160 1280x720
Video data format MPEG-4, H.264 -
Microphone port
Headphone port
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 414 gr (0.91 lb) 91 gr (0.20 lb)
Dimensions 125 x 85 x 50mm (4.9" x 3.3" x 2.0") 87 x 54 x 21mm (3.4" x 2.1" x 0.8")
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 310 photographs 200 photographs
Battery type Battery Pack Battery Pack
Battery ID BLN-1 D-LI109
Self timer Yes (2 or 10 secs, custom) Yes
Time lapse feature
Type of storage SD/SDHC/SDXC (UHS-II supported) SC/SDHC, Internal
Card slots 1 1
Cost at launch $1,199 $10