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Olympus TG-820 iHS vs Sony A7R III

Portability
92
Imaging
36
Features
37
Overall
36
Olympus TG-820 iHS front
 
Sony Alpha A7R III front
Portability
63
Imaging
78
Features
93
Overall
84

Olympus TG-820 iHS vs Sony A7R III Key Specs

Olympus TG-820 iHS
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 28-140mm (F3.9-5.9) lens
  • 206g - 101 x 65 x 26mm
  • Released February 2012
Sony A7R III
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Boost to 102400)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 657g - 127 x 96 x 74mm
  • Announced October 2017
  • Older Model is Sony A7R II
  • Updated by Sony A7R IV
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Olympus TG-820 iHS vs Sony A7R III Overview

In this article, we will be reviewing the Olympus TG-820 iHS and Sony A7R III, former being a Waterproof while the latter is a Pro Mirrorless by manufacturers Olympus and Sony. There exists a large gap among the image resolutions of the TG-820 iHS (12MP) and A7R III (42MP) and the TG-820 iHS (1/2.3") and A7R III (Full frame) possess totally different sensor sizing.

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The TG-820 iHS was launched 6 years earlier than the A7R III and that is a fairly serious difference as far as camera technology is concerned. Both of these cameras offer different body type with the Olympus TG-820 iHS being a Compact camera and the Sony A7R III being a SLR-style mirrorless camera.

Before diving straight into a complete comparison, below is a quick highlight of how the TG-820 iHS scores against the A7R III for portability, imaging, features and an overall rating.

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Reasons to pick Olympus TG-820 iHS over the Sony A7R III

 TG-820 iHS A7R III 

Reasons to pick Sony A7R III over the Olympus TG-820 iHS

 A7R III TG-820 iHS 
AnnouncedOctober 2017February 2012Fresher by 69 months
Focus manually More exact focusing
Screen typeTiltingFixed Tilting screen
Screen resolution1440k1030kClearer screen (+410k dot)
Touch screen Quickly navigate

Common features in the Olympus TG-820 iHS and Sony A7R III

 TG-820 iHS A7R III 
Screen sizing3"3"Equivalent screen measurement
Selfie screen Missing selfie screen

Olympus TG-820 iHS vs Sony A7R III Physical Comparison

When you are intending to carry your camera frequently, you'll have to think about its weight and proportions. The Olympus TG-820 iHS has got exterior measurements of 101mm x 65mm x 26mm (4.0" x 2.6" x 1.0") and a weight of 206 grams (0.45 lbs) and the Sony A7R III has measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") with a weight of 657 grams (1.45 lbs).

Analyze the Olympus TG-820 iHS and Sony A7R III in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will differ dependant on the lens you have attached at that moment. Following is the front view proportions comparison of the TG-820 iHS versus the A7R III.

Olympus TG-820 iHS vs Sony A7R III size comparison

Using dimensions and weight, the portability grade of the TG-820 iHS and A7R III is 92 and 63 respectively.

Olympus TG-820 iHS vs Sony A7R III top view buttons comparison

Olympus TG-820 iHS vs Sony A7R III Sensor Comparison

Normally, it can be tough to envision the difference in sensor sizing merely by looking through technical specs. The visual here should offer you a much better sense of the sensor sizing in the TG-820 iHS and A7R III.

As you can tell, both of these cameras offer different megapixels and different sensor sizing. The TG-820 iHS featuring a smaller sensor will make getting shallower DOF more difficult and the Sony A7R III will render greater detail utilizing its extra 30MP. Higher resolution will allow you to crop pictures a little more aggressively. The older TG-820 iHS will be disadvantaged with regard to sensor technology.

Olympus TG-820 iHS vs Sony A7R III sensor size comparison

Olympus TG-820 iHS vs Sony A7R III Screen and ViewFinder

Olympus TG-820 iHS vs Sony A7R III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-820 iHS as a Portrait photography camera
Sony A7R III as a Portrait photography camera
27
has face detection focusing
focusing manually not possible
no manual control
cannot use external flash
low megapixels (12 megapixels)
tiny sensor size (1/2.3")
no RAW files
86
manual focus
high megapixels (42 megapixels)
big sensor size (Full frame)
offers face detection autofocus
saves RAW formats
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Street Comparison

Olympus TG-820 iHS as a Street photography camera
Sony A7R III as a Street photography camera
61
image stabilization (Sensor-shift)
environment proof
fixed screen
tiny sensor size (1/2.3")
no RAW files
79
screen tilts up and down
has image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
saves RAW formats
boasts touch to focus
weather sealing
great ISO range (32,000)
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Sports Comparison

Sports photography with Olympus TG-820 iHS
Sports photography with Sony A7R III
34
image stabilization (Sensor-shift)
has tracking autofocus
environment proof
max frames per second very slow (5.0 frames per second)
no shutter priority
low megapixels (12 megapixels)
tiny sensor size (1/2.3")
terrible battery power (220 shots)
no phase detect AF
89
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
high megapixels (42MP)
big sensor size (Full frame)
offers tracking autofocus
weather sealing
better than average battery (650 CIPA)
sensor has phase detect autofocus
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Travel Comparison

Travel photography with Olympus TG-820 iHS
Travel photography with Sony A7R III
59
environment proof
has built in flash
decently wide (28mm)
lack of Timelapse mode
terrible battery power (220 shots)
low megapixels (12 megapixels)
doesn't have selfie friendly display
slow max aperture (f3.9)
74
better than average battery (650 per charge)
weather sealing
supports bluetooth
boasts touch to focus
high megapixels (42MP)
display is not selfie friendly
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Landscape Comparison

Olympus TG-820 iHS Landscape photography features
Sony A7R III Landscape photography features
38
decently wide (28mm)
screen is a good size (3")
image stabilization (Sensor-shift)
environment proof
focusing manually not possible
can't change lens (fixed lens mount)
slow max aperture (f3.9)
no manual control
low megapixels (12 megapixels)
tiny sensor size (1/2.3")
no RAW files
terrible battery power (220 per charge)
lack of Timelapse mode
87
manual focus
interchangeable lenses (Sony E mount)
screen size is good (3 inch)
has image stabilization (Sensor based 5-axis)
high megapixels (42MP)
big sensor size (Full frame)
no anti-alias filter
great ISO range (32,000)
saves RAW formats
weather sealing
better than average battery (650 CIPA)
2 card slots
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Vlogging Comparison

Olympus TG-820 iHS Vlogging information
Sony A7R III Vlogging information
33
decently wide (28mm)
image stabilization (Sensor-shift)
has face detection focusing
video resolution high (1920 x 1080 pixels)
slow max aperture (f3.9)
doesn't have selfie friendly display
lack of external microphone jack
37
touchscreen functionality
has image stabilization (Sensor based 5-axis)
offers face detection autofocus
high res video (3840 x 2160 resolution)
includes external microphone support
display is not selfie friendly
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Olympus TG-820 iHS vs Sony A7R III Specifications

Detailed spec comparison table for Olympus TG-820 iHS and Sony A7R III
 Olympus TG-820 iHSSony Alpha A7R III
General Information
Manufacturer Olympus Sony
Model type Olympus TG-820 iHS Sony Alpha A7R III
Type Waterproof Pro Mirrorless
Released 2012-02-08 2017-10-25
Physical type Compact SLR-style mirrorless
Sensor Information
Powered by TruePic VI Bionz X
Sensor type CMOS BSI-CMOS
Sensor size 1/2.3" Full frame
Sensor measurements 6.17 x 4.55mm 35.9 x 24mm
Sensor area 28.1mm² 861.6mm²
Sensor resolution 12 megapixels 42 megapixels
Anti alias filter
Aspect ratio - 3:2 and 16:9
Full resolution 3968 x 2976 7952 x 5304
Max native ISO 6400 32000
Max boosted ISO - 102400
Minimum native ISO 100 100
RAW files
Minimum boosted ISO - 50
Autofocusing
Focus manually
Touch to focus
AF continuous
AF single
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points - 425
Lens
Lens mount type fixed lens Sony E
Lens zoom range 28-140mm (5.0x) -
Max aperture f/3.9-5.9 -
Macro focusing range 1cm -
Number of lenses - 121
Crop factor 5.8 1
Screen
Display type Fixed Type Tilting
Display diagonal 3" 3"
Resolution of display 1,030 thousand dots 1,440 thousand dots
Selfie friendly
Liveview
Touch screen
Display tech HyperCrystal III TFT Color LCD -
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 3,686 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.78x
Features
Slowest shutter speed 4s 30s
Maximum shutter speed 1/2000s 1/8000s
Continuous shooting rate 5.0 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Change WB
Image stabilization
Inbuilt flash
Flash distance 3.50 m no built-in flash
Flash modes Auto, On, Off, Red-Eye, Fill-in Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync
External flash
Auto exposure bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (30 fps)1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Max video resolution 1920x1080 3840x2160
Video file format MPEG-4, H.264 MPEG-4, AVCHD, XAVC S
Microphone support
Headphone support
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.1 Gen 1(5 GBit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 206g (0.45 lb) 657g (1.45 lb)
Dimensions 101 x 65 x 26mm (4.0" x 2.6" x 1.0") 127 x 96 x 74mm (5.0" x 3.8" x 2.9")
DXO scores
DXO All around rating not tested 100
DXO Color Depth rating not tested 26.0
DXO Dynamic range rating not tested 14.7
DXO Low light rating not tested 3523
Other
Battery life 220 images 650 images
Type of battery Battery Pack Battery Pack
Battery ID LI-50B NP-FZ100
Self timer Yes (2 or 12 sec, pet auto shutter) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse feature
Type of storage SD/SDHC/SDXC Two SD/SDHC/SDXC slots (UHS-II support on one)
Card slots One 2
Retail price $500 $2,800