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Olympus E-300 vs Sony A7 III

Portability
67
Imaging
41
Features
31
Overall
37
Olympus E-300 front
 
Sony Alpha A7 III front
Portability
63
Imaging
74
Features
92
Overall
81

Olympus E-300 vs Sony A7 III Key Specs

Olympus E-300
(Full Review)
  • 8MP - Four Thirds Sensor
  • 1.8" Fixed Display
  • ISO 100 - 400 (Bump 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
Sony A7 III
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Push to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 650g - 127 x 96 x 74mm
  • Launched February 2018
  • Succeeded the Sony A7 II
  • Successor is Sony A7 IV
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Olympus E-300 vs Sony A7 III Overview

Its time to look much closer at the Olympus E-300 versus Sony A7 III, former is a Advanced DSLR while the latter is a Pro Mirrorless by competitors Olympus and Sony. There exists a substantial gap between the sensor resolutions of the E-300 (8MP) and A7 III (24MP) and the E-300 (Four Thirds) and A7 III (Full frame) enjoy different sensor sizing.

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The E-300 was brought out 14 years before the A7 III which is quite a big difference as far as technology is concerned. Both of the cameras come with different body type with the Olympus E-300 being a Mid-size SLR camera and the Sony A7 III being a SLR-style mirrorless camera.

Before delving through a full comparison, below is a brief summation of how the E-300 grades vs the A7 III when considering portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-300 over the Sony A7 III

 E-300 A7 III 

Reasons to pick Sony A7 III over the Olympus E-300

 A7 III E-300 
LaunchedFebruary 2018January 2005Newer by 159 months
Screen typeTiltingFixed Tilting screen
Screen dimension3"1.8"Bigger screen (+1.2")
Screen resolution922k134kSharper screen (+788k dot)
Touch screen Quickly navigate

Common features in the Olympus E-300 and Sony A7 III

 E-300 A7 III 
Focus manually More precise focusing
Selfie screen Absent selfie screen

Olympus E-300 vs Sony A7 III Physical Comparison

For anybody who is intending to travel with your camera, you will have to think about its weight and measurements. The Olympus E-300 has exterior dimensions of 147mm x 85mm x 64mm (5.8" x 3.3" x 2.5") along with a weight of 624 grams (1.38 lbs) while the Sony A7 III has proportions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 650 grams (1.43 lbs).

Contrast the Olympus E-300 versus Sony A7 III in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will change based on the lens you select at the time. Below is the front view sizing comparison of the E-300 compared to the A7 III.

Olympus E-300 vs Sony A7 III size comparison

Using dimensions and weight, the portability grade of the E-300 and A7 III is 67 and 63 respectively.

Olympus E-300 vs Sony A7 III top view buttons comparison

Olympus E-300 vs Sony A7 III Sensor Comparison

Normally, its hard to imagine the gap between sensor dimensions simply by looking at specifications. The image below will help provide you a more clear sense of the sensor dimensions in the E-300 and A7 III.

To sum up, both of the cameras have got different megapixels and different sensor dimensions. The E-300 because of its tinier sensor is going to make getting shallow depth of field more challenging and the Sony A7 III will resolve extra detail having its extra 16 Megapixels. Higher resolution will let you crop photographs much more aggressively. The more aged E-300 is going to be behind with regard to sensor technology.

Olympus E-300 vs Sony A7 III sensor size comparison

Olympus E-300 vs Sony A7 III Screen and ViewFinder

Olympus E-300 vs Sony A7 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-300 Portrait photography information
Sony A7 III Portrait photography information
48
focusing manually
good sensor size (Four Thirds)
exports RAW formats
doesn't have liveview
sensor resolution not great (8 megapixels)
84
you can focus manually
good resolution (24MP)
sensor size is large (Full frame)
comes with face detection focus
saves RAW files
Photography Glossary

Street Comparison

Olympus E-300 Street photography details
Sony A7 III Street photography details
51
good sensor size (Four Thirds)
exports RAW formats
fixed screen
does not have image stabilization
max ISO too low (400)
78
has a tilting screen
image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
saves RAW files
provides touch focus
weather proof
above average ISO range (51,200)
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Sports Comparison

Olympus E-300 Sports photography factors
Sony A7 III Sports photography factors
37
good sensor size (Four Thirds)
supports phase detect autofocus
doesn't have liveview
max frames per second low (3.0 fps)
does not have image stabilization
sensor resolution not great (8 megapixels)
87
maximum shutter speed is high (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
good resolution (24MP)
sensor size is large (Full frame)
comes with tracking autofocus
weather proof
good battery (610 CIPA)
comes with phase detect auto focus
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Travel Comparison

Travel photography with Olympus E-300
Travel photography with Sony A7 III
45
has built in flash
does not have Time Lapse function
sensor resolution not great (8MP)
screen is not selfie friendly
73
good battery (610 CIPA)
weather proof
connects via bluetooth
provides touch focus
good resolution (24 megapixels)
doesn't have a selfie friendly display
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Landscape Comparison

Olympus E-300 Landscape photography info
Sony A7 III Landscape photography info
43
focusing manually
change lenses (Micro Four Thirds mount)
good sensor size (Four Thirds)
exports RAW formats
screen is somewhat small (1.8")
doesn't have liveview
does not have image stabilization
sensor resolution not great (8MP)
max ISO too low (400)
does not have Time Lapse function
85
you can focus manually
interchangeable lenses (Sony E mount)
screen size is good (3")
image stabilization (Sensor based 5-axis)
good resolution (24MP)
sensor size is large (Full frame)
above average ISO range (51,200)
saves RAW files
weather proof
good battery (610 per charge)
two card slots
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Vlogging Comparison

Olympus E-300 Vlogging features
Sony A7 III Vlogging features
9
can't record video
36
touch screen
image stabilization (Sensor based 5-axis)
comes with face detection focus
high res video (3840 x 2160 pixels)
does have external microphone socket
doesn't have a selfie friendly display
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Olympus E-300 vs Sony A7 III Specifications

Detailed spec comparison table for Olympus E-300 and Sony A7 III
 Olympus E-300Sony Alpha A7 III
General Information
Make Olympus Sony
Model Olympus E-300 Sony Alpha A7 III
Also called EVOLT E-300 -
Type Advanced DSLR Pro Mirrorless
Released 2005-01-10 2018-02-27
Physical type Mid-size SLR SLR-style mirrorless
Sensor Information
Chip - Bionz X
Sensor type CCD BSI-CMOS
Sensor size Four Thirds Full frame
Sensor measurements 17.3 x 13mm 35.8 x 23.8mm
Sensor surface area 224.9mm² 852.0mm²
Sensor resolution 8 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 4:3 3:2 and 16:9
Full resolution 3264 x 2448 6000 x 4000
Max native ISO 400 51200
Max boosted ISO 1600 204800
Minimum native ISO 100 100
RAW pictures
Minimum boosted ISO - 50
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 3 693
Lens
Lens mount Micro Four Thirds Sony E
Amount of lenses 45 121
Crop factor 2.1 1
Screen
Type of display Fixed Type Tilting
Display size 1.8" 3"
Resolution of display 134k dots 922k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Optical (pentamirror) Electronic
Viewfinder resolution - 2,359k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.78x
Features
Slowest shutter speed 60 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/8000 seconds
Continuous shooting rate 3.0 frames per second 10.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range - no built-in flash
Flash modes Auto, Auto FP, Manual, Red-Eye no built-in flash
Hot shoe
AE bracketing
White balance bracketing
Maximum flash synchronize 1/180 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 3840 x 2160 (30p, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Max video resolution None 3840x2160
Video format - MPEG-4, AVCHD, XAVC S, H.264
Microphone port
Headphone port
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 Mbit/sec) USB 3.1 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 624 grams (1.38 pounds) 650 grams (1.43 pounds)
Dimensions 147 x 85 x 64mm (5.8" x 3.3" x 2.5") 127 x 96 x 74mm (5.0" x 3.8" x 2.9")
DXO scores
DXO All around score not tested 96
DXO Color Depth score not tested 25.0
DXO Dynamic range score not tested 14.7
DXO Low light score not tested 3730
Other
Battery life - 610 images
Battery type - Battery Pack
Battery model - NP-FZ100
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse recording
Storage type Compact Flash (Type I or II) SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots One 2
Pricing at launch $800 $1,998