Olympus E-M1 III vs Panasonic GH4
67 Imaging
62 Features
96 Overall
75
![Olympus OM-D E-M1 Mark III front Olympus OM-D E-M1 Mark III front](https://pxlmag.com/db/images/cameras/gallery/medium/Olympus-OM-D-E-M1-Mark-III/Olympus-E-M1-III-front.jpg)
![Panasonic Lumix DMC-GH4 front Panasonic Lumix DMC-GH4 front](https://pxlmag.com/db/images/cameras/gallery/medium/Panasonic-Lumix-DMC-GH4/Panasonic-GH4-front.jpg)
66 Imaging
53 Features
88 Overall
67
Olympus E-M1 III vs Panasonic GH4 Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Fully Articulated Screen
- ISO 200 - 25600
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 4096 x 2160 video
- Micro Four Thirds Mount
- 580g - 134 x 91 x 69mm
- Introduced February 2020
- Previous Model is Olympus E-M1 II
(Full Review)
- 16MP - Four Thirds Sensor
- 3" Fully Articulated Display
- ISO 200 - 25600
- 1/8000s Max Shutter
- 4096 x 2160 video
- Micro Four Thirds Mount
- 560g - 133 x 93 x 84mm
- Introduced February 2014
- Old Model is Panasonic GH3
- Refreshed by Panasonic GH5
![](https://pxlmag.com/wp-content/uploads/2024/04/maxresdefault-218x150.jpg)
Olympus E-M1 III vs Panasonic GH4 Overview
Following is a extensive review of the Olympus E-M1 III versus Panasonic GH4, both Pro Mirrorless cameras by rivals Olympus and Panasonic. There exists a huge gap among the sensor resolutions of the E-M1 III (20MP) and GH4 (16MP) but both cameras offer the same sensor size (Four Thirds).
![](https://pxlmag.com/wp-content/uploads/2024/04/tiktok-218x150.jpg)
The E-M1 III was introduced 6 years after the GH4 which is a fairly significant gap as far as camera technology is concerned. Each of these cameras have the same body design (SLR-style mirrorless).
Before going straight to a comprehensive comparison, here is a concise summation of how the E-M1 III grades versus the GH4 with respect to portability, imaging, features and an overall score.
![](https://pxlmag.com/wp-content/uploads/2024/06/No-Surprise-Pentax-17-Pre-Orders-218x150.jpg)
Olympus E-M1 III vs Panasonic GH4 Gallery
Following is a sample of the gallery pics for Olympus OM-D E-M1 Mark III and Panasonic Lumix DMC-GH4. The whole galleries are available at Olympus E-M1 III Gallery and Panasonic GH4 Gallery.
Reasons to pick Olympus E-M1 III over the Panasonic GH4
E-M1 III | GH4 | |||
---|---|---|---|---|
Introduced | February 2020 | ![]() | February 2014 | More modern by 74 months |
Display resolution | 1037k | ![]() | 1036k | Sharper display (+1k dot) |
Reasons to pick Panasonic GH4 over the Olympus E-M1 III
GH4 | E-M1 III |
---|
Common features in the Olympus E-M1 III and Panasonic GH4
E-M1 III | GH4 | |||
---|---|---|---|---|
Focus manually | ![]() | Very exact focus | ||
Display type | Fully Articulated | ![]() | Fully Articulated | Fully Articulated display |
Display dimensions | 3" | ![]() | 3" | Equal display size |
Selfie screen | ![]() | Both good for selfies | ||
Touch display | ![]() | Easily navigate |
Olympus E-M1 III vs Panasonic GH4 Physical Comparison
For anyone who is planning to carry around your camera, you should take into account its weight and size. The Olympus E-M1 III has got exterior measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs) while the Panasonic GH4 has specifications of 133mm x 93mm x 84mm (5.2" x 3.7" x 3.3") with a weight of 560 grams (1.23 lbs).
Analyze the Olympus E-M1 III versus Panasonic GH4 in the latest Camera with Lens Size Comparison Tool.![Camera Size Comparison with Lenses Camera Size Comparison with Lenses](https://pxlmag.com/db/assets/camera-size-comparison-animation.gif)
Don't forget, the weight of an Interchangeable Lens Camera will differ based on the lens you have at that time. Below is a front view dimension comparison of the E-M1 III and the GH4.
![Olympus E-M1 III vs Panasonic GH4 size comparison Olympus E-M1 III vs Panasonic GH4 size comparison](https://pxlmag.com/db/images/camera-compare/Olympus-OM-D-E-M1-Mark-III-vs-Panasonic-Lumix-DMC-GH4-size-comparison.jpg)
Taking into consideration dimensions and weight, the portability score of the E-M1 III and GH4 is 67 and 66 respectively.
![Olympus E-M1 III vs Panasonic GH4 top view buttons comparison Olympus E-M1 III vs Panasonic GH4 top view buttons comparison](https://pxlmag.com/db/images/camera-compare/Olympus-OM-D-E-M1-Mark-III-vs-Panasonic-Lumix-DMC-GH4-top-view-buttons-comparison.jpg)
Olympus E-M1 III vs Panasonic GH4 Sensor Comparison
Typically, it can be tough to imagine the difference in sensor sizes only by looking through specifications. The picture here will offer you a more clear sense of the sensor sizing in the E-M1 III and GH4.
Plainly, both of these cameras have the same sensor dimensions but different MP. You should expect to see the Olympus E-M1 III to render extra detail using its extra 4 Megapixels. Greater resolution will help you crop images a bit more aggressively. The more recent E-M1 III should have a benefit in sensor technology.
![Olympus E-M1 III vs Panasonic GH4 sensor size comparison Olympus E-M1 III vs Panasonic GH4 sensor size comparison](https://pxlmag.com/db/images/sensor-compare/Olympus-OM-D-E-M1-Mark-III-vs-Panasonic-Lumix-DMC-GH4-sensor-size-comparison.png)
Olympus E-M1 III vs Panasonic GH4 Screen and ViewFinder
![Olympus E-M1 III vs Panasonic GH4 Screen and Viewfinder comparison Olympus E-M1 III vs Panasonic GH4 Screen and Viewfinder comparison](https://pxlmag.com/db/images/camera-compare/Olympus-OM-D-E-M1-Mark-III-vs-Panasonic-Lumix-DMC-GH4-screen-back-comparison.jpg)
![](https://pxlmag.com/wp-content/uploads/2024/04/photography-glossary-218x150.jpg)
Photography Type Scores
Portrait Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/LP3_cut_13f_0212-218x150.jpg)
Street Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/samsung-evo-microsd-cards-featur-218x150.jpg)
Sports Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/iphone-optical-stabilization-218x150.jpg)
Travel Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/Approach-to-AI-Generated-Content-218x150.jpg)
Landscape Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/ai-licence-218x150.jpg)
Vlogging Comparison
![](https://pxlmag.com/wp-content/uploads/2024/04/snapchat-218x150.jpg)
Olympus E-M1 III vs Panasonic GH4 Specifications
Olympus OM-D E-M1 Mark III | Panasonic Lumix DMC-GH4 | |
---|---|---|
General Information | ||
Brand | Olympus | Panasonic |
Model | Olympus OM-D E-M1 Mark III | Panasonic Lumix DMC-GH4 |
Class | Pro Mirrorless | Pro Mirrorless |
Introduced | 2020-02-11 | 2014-02-07 |
Body design | SLR-style mirrorless | SLR-style mirrorless |
Sensor Information | ||
Processor | TruePic IX | Venus Engine IX |
Sensor type | CMOS | CMOS |
Sensor size | Four Thirds | Four Thirds |
Sensor measurements | 17.4 x 13mm | 17.3 x 13mm |
Sensor surface area | 226.2mm² | 224.9mm² |
Sensor resolution | 20MP | 16MP |
Anti aliasing filter | ||
Aspect ratio | 4:3 | 1:1, 4:3, 3:2 and 16:9 |
Highest Possible resolution | 5184 x 3888 | 4608 x 3456 |
Maximum native ISO | 25600 | 25600 |
Minimum native ISO | 200 | 200 |
RAW format | ||
Minimum enhanced ISO | 64 | - |
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Number of focus points | 121 | 49 |
Cross focus points | 121 | - |
Lens | ||
Lens mount | Micro Four Thirds | Micro Four Thirds |
Available lenses | 107 | 107 |
Focal length multiplier | 2.1 | 2.1 |
Screen | ||
Range of screen | Fully Articulated | Fully Articulated |
Screen sizing | 3 inches | 3 inches |
Resolution of screen | 1,037 thousand dot | 1,036 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Screen tech | - | OLED |
Viewfinder Information | ||
Viewfinder | Electronic | Electronic |
Viewfinder resolution | 2,360 thousand dot | 2,359 thousand dot |
Viewfinder coverage | 100% | 100% |
Viewfinder magnification | 0.74x | 0.67x |
Features | ||
Minimum shutter speed | 60 seconds | 60 seconds |
Fastest shutter speed | 1/8000 seconds | 1/8000 seconds |
Fastest silent shutter speed | 1/32000 seconds | - |
Continuous shutter speed | 60.0 frames/s | 12.0 frames/s |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash range | no built-in flash | 17.00 m (at ISO 200) |
Flash options | Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual | Auto, auto/redeye reduction, forced on, forced on/redeye reduction, slow sync, slow sync/redeye reduction, forced off |
External flash | ||
AE bracketing | ||
WB bracketing | ||
Fastest flash sync | 1/250 seconds | 1/250 seconds |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Supported video resolutions | 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 25p / 102 Mbps, MOV, H.264, Linear PCM3840 x 2160 @ 23.98p / 102 Mbps, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 50p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 25p, MOV, H.264, Linear PCM1920 x 1080 @ 23.98p, MOV, H.264, Linear PCM | 4096 x 2160 (24p), 3840 x 2160 (24p, 25p, 30p), 1920 x 1080 (24p, 25p, 30p, 50p, 60p), 1280 x 720 (24p, 25p, 30p), 640 x 480 (25p, 30p) |
Maximum video resolution | 4096x2160 | 4096x2160 |
Video data format | MPEG-4, H.264 | MPEG-4, AVCHD |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Built-In | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 3.1 Gen 1 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 580 gr (1.28 lbs) | 560 gr (1.23 lbs) |
Physical dimensions | 134 x 91 x 69mm (5.3" x 3.6" x 2.7") | 133 x 93 x 84mm (5.2" x 3.7" x 3.3") |
DXO scores | ||
DXO Overall score | not tested | 74 |
DXO Color Depth score | not tested | 23.2 |
DXO Dynamic range score | not tested | 12.8 |
DXO Low light score | not tested | 791 |
Other | ||
Battery life | 420 shots | 500 shots |
Form of battery | Battery Pack | Battery Pack |
Battery model | BLH-1 | DMW-BLF19 |
Self timer | Yes (2 or 12 secs, custom) | Yes (2 or 10 secs (single or three-shot)) |
Time lapse feature | ||
Storage media | Dual SD/SDHC/SDXC slots (UHS-II on first slot) | SD/SDHC/SDXC |
Storage slots | Two | 1 |
Launch pricing | $1,800 | $1,500 |