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Olympus E-300 vs Olympus E-M5 III

Portability
67
Imaging
41
Features
31
Overall
37
Olympus E-300 front
 
Olympus OM-D E-M5 III front
Portability
80
Imaging
62
Features
88
Overall
72

Olympus E-300 vs Olympus E-M5 III Key Specs

Olympus E-300
(Full Review)
  • 8MP - Four Thirds Sensor
  • 1.8" Fixed Screen
  • ISO 100 - 400 (Increase to 1600)
  • No Video
  • Micro Four Thirds Mount
  • 624g - 147 x 85 x 64mm
  • Released January 2005
  • Alternative Name is EVOLT E-300
  • Replacement is Olympus E-330
Olympus E-M5 III
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 414g - 125 x 85 x 50mm
  • Revealed October 2019
  • Succeeded the Olympus E-M5 II
  • Newer Model is OM System OM-5
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Olympus E-300 vs Olympus E-M5 III Overview

In this article, we are contrasting the Olympus E-300 versus Olympus E-M5 III, one being a Advanced DSLR and the other is a Advanced Mirrorless and both are manufactured by Olympus. There exists a huge gap among the image resolutions of the E-300 (8MP) and E-M5 III (20MP) but they enjoy the same exact sensor dimensions (Four Thirds).

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The E-300 was unveiled 15 years before the E-M5 III and that is a fairly significant gap as far as camera technology is concerned. Both of the cameras offer different body type with the Olympus E-300 being a Mid-size SLR camera and the Olympus E-M5 III being a SLR-style mirrorless camera.

Before getting in to a in depth comparison, below is a concise introduction of how the E-300 matches up against the E-M5 III in terms of portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-300 over the Olympus E-M5 III

 E-300 E-M5 III 

Reasons to pick Olympus E-M5 III over the Olympus E-300

 E-M5 III E-300 
RevealedOctober 2019January 2005Fresher by 179 months
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3"1.8"Larger display (+1.2")
Display resolution1040k134kClearer display (+906k dot)
Selfie screen Easy selfies
Touch friendly display Easily navigate

Common features in the Olympus E-300 and Olympus E-M5 III

 E-300 E-M5 III 
Manual focus Dial accurate focus

Olympus E-300 vs Olympus E-M5 III Physical Comparison

When you are planning to carry your camera frequently, you should consider its weight and proportions. The Olympus E-300 comes with physical measurements of 147mm x 85mm x 64mm (5.8" x 3.3" x 2.5") with a weight of 624 grams (1.38 lbs) and the Olympus E-M5 III has measurements of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") accompanied by a weight of 414 grams (0.91 lbs).

Analyze the Olympus E-300 versus Olympus E-M5 III in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you select at that time. Underneath is the front view overall size comparison of the E-300 and the E-M5 III.

Olympus E-300 vs Olympus E-M5 III size comparison

Considering dimensions and weight, the portability grade of the E-300 and E-M5 III is 67 and 80 respectively.

Olympus E-300 vs Olympus E-M5 III top view buttons comparison

Olympus E-300 vs Olympus E-M5 III Sensor Comparison

Typically, it is tough to envision the difference in sensor sizing only by seeing specs. The graphic below will help give you a better sense of the sensor sizing in the E-300 and E-M5 III.

As you can plainly see, each of these cameras offer the same exact sensor sizing but not the same resolution. You should anticipate the Olympus E-M5 III to produce greater detail having an extra 12 Megapixels. Greater resolution will allow you to crop pics a little more aggressively. The older E-300 will be behind with regard to sensor technology.

Olympus E-300 vs Olympus E-M5 III sensor size comparison

Olympus E-300 vs Olympus E-M5 III Screen and ViewFinder

Olympus E-300 vs Olympus E-M5 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-300 Portrait photography info
Olympus E-M5 III Portrait photography info
48
focusing manually
sensor size is good (Four Thirds)
exports RAW formats
no liveview feature
low MP (8MP)
77
you can focus manually
megapixel count decent (20 megapixels)
decent sensor size (Four Thirds)
supports face detection autofocus
saves RAW formats
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Street Comparison

Olympus E-300 Street photography advice
Olympus E-M5 III Street photography advice
51
sensor size is good (Four Thirds)
exports RAW formats
screen does not articulate
lack of image stabilization
max ISO too low (400)
83
screen articulates fully
has image stabilization (Sensor based 5-axis)
decent sensor size (Four Thirds)
saves RAW formats
features focus via touch
environment proof
great high ISO (25,600)
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Sports Comparison

Olympus E-300 Sports photography info
Olympus E-M5 III Sports photography info
37
sensor size is good (Four Thirds)
sensor has phase detect AF
no liveview feature
very slow continuous shooting (3.0 fps)
lack of image stabilization
low MP (8MP)
76
high shutter speed (1/8,000 seconds)
silent shooting (1/32,000 seconds)
high max frames per second (30.0 fps)
has image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
decent sensor size (Four Thirds)
supports tracking autofocus
environment proof
supports phase detect autofocus
terrible battery (310 per charge)
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Travel Comparison

Olympus E-300 Travel photography factors
Olympus E-M5 III Travel photography factors
45
flash built-in
does not have Timelapse recording
low MP (8 megapixels)
display is not selfie friendly
77
environment proof
connects via bluetooth
features focus via touch
megapixel count decent (20MP)
screen is selfie friendly
terrible battery (310 per charge)
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Landscape Comparison

Olympus E-300 as a Landscape photography camera
Olympus E-M5 III as a Landscape photography camera
43
focusing manually
switch lenses (Micro Four Thirds mount)
sensor size is good (Four Thirds)
exports RAW formats
tiny screen (1.8 inches)
no liveview feature
lack of image stabilization
low MP (8MP)
max ISO too low (400)
does not have Timelapse recording
77
you can focus manually
swap lenses (Micro Four Thirds mount)
nice screen size (3")
has image stabilization (Sensor based 5-axis)
megapixel count decent (20MP)
decent sensor size (Four Thirds)
great high ISO (25,600)
saves RAW formats
environment proof
terrible battery (310 per charge)
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Vlogging Comparison

Olympus E-300 Vlogging info
Olympus E-M5 III Vlogging info
9
no video recording
84
screen is selfie friendly
touchscreen enabled
has image stabilization (Sensor based 5-axis)
supports face detection autofocus
video resolution high (4096 x 2160 pxls)
comes with external mic support
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Olympus E-300 vs Olympus E-M5 III Specifications

Detailed spec comparison table for Olympus E-300 and Olympus E-M5 III
 Olympus E-300Olympus OM-D E-M5 III
General Information
Company Olympus Olympus
Model type Olympus E-300 Olympus OM-D E-M5 III
Also referred to as EVOLT E-300 -
Category Advanced DSLR Advanced Mirrorless
Released 2005-01-10 2019-10-17
Physical type Mid-size SLR SLR-style mirrorless
Sensor Information
Chip - TruePic VIII
Sensor type CCD MOS
Sensor size Four Thirds Four Thirds
Sensor dimensions 17.3 x 13mm 17.4 x 13mm
Sensor surface area 224.9mm² 226.2mm²
Sensor resolution 8 megapixel 20 megapixel
Anti alias filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Highest resolution 3264 x 2448 5184 x 3888
Highest native ISO 400 25600
Highest boosted ISO 1600 -
Lowest native ISO 100 200
RAW files
Lowest boosted ISO - 64
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 3 121
Lens
Lens mount type Micro Four Thirds Micro Four Thirds
Amount of lenses 45 107
Focal length multiplier 2.1 2.1
Screen
Type of screen Fixed Type Fully Articulated
Screen sizing 1.8 inch 3 inch
Resolution of screen 134 thousand dots 1,040 thousand dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type Optical (pentamirror) Electronic
Viewfinder resolution - 2,360 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.68x
Features
Slowest shutter speed 60 seconds 60 seconds
Maximum shutter speed 1/4000 seconds 1/8000 seconds
Maximum silent shutter speed - 1/32000 seconds
Continuous shooting rate 3.0 frames/s 30.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash distance - no built-in flash
Flash modes Auto, Auto FP, Manual, Red-Eye Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual
Hot shoe
AEB
WB bracketing
Maximum flash synchronize 1/180 seconds 1/250 seconds
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
Highest video resolution None 4096x2160
Video format - MPEG-4, H.264
Mic support
Headphone support
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 624g (1.38 lbs) 414g (0.91 lbs)
Dimensions 147 x 85 x 64mm (5.8" x 3.3" x 2.5") 125 x 85 x 50mm (4.9" x 3.3" x 2.0")
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 photos
Type of battery - Battery Pack
Battery ID - BLN-1
Self timer Yes (2 or 12 sec) Yes (2 or 10 secs, custom)
Time lapse shooting
Type of storage Compact Flash (Type I or II) SD/SDHC/SDXC (UHS-II supported)
Card slots Single Single
Cost at launch $800 $1,199