Olympus E-M5 III vs Sony TX20
80 Imaging
61 Features
88 Overall
71


96 Imaging
39 Features
50 Overall
43
Olympus E-M5 III vs Sony TX20 Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Fully Articulated Display
- 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
- Introduced October 2019
- Succeeded the Olympus E-M5 II
- Replacement is OM System OM-5
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 125 - 3200
- Optical Image Stabilization
- 1920 x 1080 video
- 25-100mm (F3.5-4.6) lens
- 133g - 96 x 56 x 18mm
- Introduced February 2012

Olympus E-M5 III vs Sony TX20 Overview
Following is a complete assessment of the Olympus E-M5 III vs Sony TX20, one is a Advanced Mirrorless and the latter is a Ultracompact by brands Olympus and Sony. There exists a significant gap between the image resolutions of the E-M5 III (20MP) and TX20 (16MP) and the E-M5 III (Four Thirds) and TX20 (1/2.3") come with different sensor sizing.

The E-M5 III was brought out 7 years after the TX20 which is quite a sizable gap as far as technology is concerned. Each of the cameras offer different body type with the Olympus E-M5 III being a SLR-style mirrorless camera and the Sony TX20 being a Ultracompact camera.
Before diving in to a comprehensive comparison, below is a brief view of how the E-M5 III scores against the TX20 in the way of portability, imaging, features and an overall score.

Olympus E-M5 III vs Sony TX20 Gallery
Here is a preview of the gallery images for Olympus OM-D E-M5 III and Sony Cyber-shot DSC-TX20. The entire galleries are viewable at Olympus E-M5 III Gallery and Sony TX20 Gallery.
Reasons to pick Olympus E-M5 III over the Sony TX20
E-M5 III | TX20 | |||
---|---|---|---|---|
Introduced | October 2019 | ![]() | February 2012 | More modern by 93 months |
Screen type | Fully Articulated | ![]() | Fixed | Fully Articulating screen |
Screen resolution | 1040k | ![]() | 922k | Sharper screen (+118k dot) |
Selfie screen | ![]() | Easy selfies |
Reasons to pick Sony TX20 over the Olympus E-M5 III
TX20 | E-M5 III |
---|
Common features in the Olympus E-M5 III and Sony TX20
E-M5 III | TX20 | |||
---|---|---|---|---|
Manual focus | ![]() | Dial precise focusing | ||
Screen sizing | 3" | ![]() | 3" | Equivalent screen measurement |
Touch friendly screen | ![]() | Quickly navigate |
Olympus E-M5 III vs Sony TX20 Physical Comparison
If you are planning to carry around your camera often, you have to take into account its weight and volume. The Olympus E-M5 III has external dimensions of 125mm x 85mm x 50mm (4.9" x 3.3" x 2.0") accompanied by a weight of 414 grams (0.91 lbs) whilst the Sony TX20 has sizing of 96mm x 56mm x 18mm (3.8" x 2.2" x 0.7") having a weight of 133 grams (0.29 lbs).
Take a look at the Olympus E-M5 III vs Sony TX20 in the latest Camera with Lens Size Comparison Tool.
Don't forget, the weight of an Interchangeable Lens Camera will change based on the lens you are using at that moment. Underneath is the front view dimensions comparison of the E-M5 III compared to the TX20.

Taking into consideration dimensions and weight, the portability grade of the E-M5 III and TX20 is 80 and 96 respectively.

Olympus E-M5 III vs Sony TX20 Sensor Comparison
Typically, it is hard to imagine the difference between sensor sizes only by looking at a spec sheet. The picture here will offer you a more clear sense of the sensor sizes in the E-M5 III and TX20.
As you can see, both of the cameras enjoy different megapixels and different sensor sizes. The E-M5 III due to its bigger sensor is going to make shooting shallow DOF easier and the Olympus E-M5 III will give you more detail having its extra 4 Megapixels. Higher resolution will also make it easier to crop shots far more aggressively. The fresher E-M5 III should have a benefit with regard to sensor innovation.

Olympus E-M5 III vs Sony TX20 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus E-M5 III vs Sony TX20 Specifications
Olympus OM-D E-M5 III | Sony Cyber-shot DSC-TX20 | |
---|---|---|
General Information | ||
Brand Name | Olympus | Sony |
Model | Olympus OM-D E-M5 III | Sony Cyber-shot DSC-TX20 |
Class | Advanced Mirrorless | Ultracompact |
Introduced | 2019-10-17 | 2012-02-28 |
Body design | SLR-style mirrorless | Ultracompact |
Sensor Information | ||
Powered by | TruePic VIII | BIONZ |
Sensor type | MOS | BSI-CMOS |
Sensor size | Four Thirds | 1/2.3" |
Sensor dimensions | 17.4 x 13mm | 6.17 x 4.55mm |
Sensor area | 226.2mm² | 28.1mm² |
Sensor resolution | 20 megapixels | 16 megapixels |
Anti aliasing filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 4:3 and 16:9 |
Full resolution | 5184 x 3888 | 4608 x 3456 |
Max native ISO | 25600 | 3200 |
Minimum native ISO | 200 | 125 |
RAW format | ||
Minimum boosted ISO | 64 | - |
Autofocusing | ||
Manual focus | ||
Touch to focus | ||
Continuous AF | ||
AF single | ||
Tracking AF | ||
Selective AF | ||
Center weighted AF | ||
AF multi area | ||
AF live view | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Number of focus points | 121 | - |
Cross focus points | - | - |
Lens | ||
Lens mounting type | Micro Four Thirds | fixed lens |
Lens focal range | - | 25-100mm (4.0x) |
Max aperture | - | f/3.5-4.6 |
Macro focus range | - | 1cm |
Number of lenses | 107 | - |
Crop factor | 2.1 | 5.8 |
Screen | ||
Range of display | Fully Articulated | Fixed Type |
Display size | 3 inch | 3 inch |
Display resolution | 1,040 thousand dot | 922 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch friendly | ||
Display technology | - | XtraFine TruBlack TFT LCD |
Viewfinder Information | ||
Viewfinder type | Electronic | None |
Viewfinder resolution | 2,360 thousand dot | - |
Viewfinder coverage | 100% | - |
Viewfinder magnification | 0.68x | - |
Features | ||
Lowest shutter speed | 60s | 4s |
Highest shutter speed | 1/8000s | 1/1600s |
Highest quiet shutter speed | 1/32000s | - |
Continuous shooting speed | 30.0 frames/s | 10.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | - |
Set WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | no built-in flash | 3.70 m |
Flash options | Auto, redeye, fill, off, redeye slow sync, slow sync, 2nd-curtain slow sync, manual | Auto, On, Off, Slow Sync |
External flash | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Highest flash sync | 1/250s | - |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Supported video resolutions | 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM | 1920 x 1080 (60 fps), 1440 x 1080 (60, 30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) |
Max video resolution | 4096x2160 | 1920x1080 |
Video file format | MPEG-4, H.264 | MPEG-4, AVCHD |
Mic 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 | 414 gr (0.91 lbs) | 133 gr (0.29 lbs) |
Dimensions | 125 x 85 x 50mm (4.9" x 3.3" x 2.0") | 96 x 56 x 18mm (3.8" x 2.2" x 0.7") |
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 | 310 images | 250 images |
Battery form | Battery Pack | Battery Pack |
Battery model | BLN-1 | NP-BN |
Self timer | Yes (2 or 10 secs, custom) | Yes (2 or 10 sec, Portrait 1/2) |
Time lapse shooting | ||
Storage media | SD/SDHC/SDXC (UHS-II supported) | SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo |
Storage slots | 1 | 1 |
Retail pricing | $1,199 | $330 |