Olympus E-M1 III vs Olympus 1
67 Imaging
61 Features
96 Overall
75
79 Imaging
37 Features
65 Overall
48
Olympus E-M1 III vs Olympus 1 Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Fully Articulated Display
- 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
- Released February 2020
- Superseded the Olympus E-M1 II
(Full Review)
- 12MP - 1/1.7" Sensor
- 3" Tilting Screen
- ISO 100 - 12800
- Optical Image Stabilization
- 1920 x 1080 video
- 28-300mm (F2.8) lens
- 402g - 116 x 87 x 57mm
- Launched November 2013
- Successor is Olympus 1s
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Here, we will be matching up the Olympus E-M1 III and Olympus 1, former is a Pro Mirrorless while the latter is a Small Sensor Superzoom and both are built by Olympus. There is a substantial difference between the resolutions of the E-M1 III (20MP) and 1 (12MP) and the E-M1 III (Four Thirds) and 1 (1/1.7") offer different sensor sizing.
Pentax 17 Pre-Orders Outperform Expectations by a LandslideThe E-M1 III was launched 6 years after the 1 which is quite a big difference as far as tech is concerned. Both of the cameras feature different body design with the Olympus E-M1 III being a SLR-style mirrorless camera and the Olympus 1 being a SLR-like (bridge) camera.
Before getting straight to a comprehensive comparison, here is a quick synopsis of how the E-M1 III grades vs the 1 for portability, imaging, features and an overall score.
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Below is a preview of the gallery photos for Olympus OM-D E-M1 Mark III & Olympus Stylus 1. The complete galleries are viewable at Olympus E-M1 III Gallery & Olympus 1 Gallery.
Reasons to pick Olympus E-M1 III over the Olympus 1
| E-M1 III | 1 | |||
|---|---|---|---|---|
| Launched | February 2020 | November 2013 | More modern by 76 months | |
| Screen type | Fully Articulated | Tilting | Fully Articulating screen | |
| Selfie screen | Take selfies |
Reasons to pick Olympus 1 over the Olympus E-M1 III
| 1 | E-M1 III | |||
|---|---|---|---|---|
| Screen resolution | 1040k | 1037k | Crisper screen (+3k dot) |
Common features in the Olympus E-M1 III and Olympus 1
| E-M1 III | 1 | |||
|---|---|---|---|---|
| Manually focus | More accurate focusing | |||
| Screen size | 3" | 3" | Same screen measurement | |
| Touch screen | Quickly navigate |
Olympus E-M1 III vs Olympus 1 Physical Comparison
In case you're planning to carry around your camera regularly, you need to factor in its weight and volume. The Olympus E-M1 III provides outer measurements of 134mm x 91mm x 69mm (5.3" x 3.6" x 2.7") having a weight of 580 grams (1.28 lbs) and the Olympus 1 has sizing of 116mm x 87mm x 57mm (4.6" x 3.4" x 2.2") with a weight of 402 grams (0.89 lbs).
Compare the Olympus E-M1 III and Olympus 1 in our completely new Camera & Lens Size Comparison Tool.
Remember that, the weight of an ILC will differ depending on the lens you are using at the time. Here is a front view sizing comparison of the E-M1 III against the 1.

Using size and weight, the portability rating of the E-M1 III and 1 is 67 and 79 respectively.
Olympus E-M1 III vs Olympus 1 Sensor Comparison
Often, its tough to visualize the difference between sensor sizes just by reading specifications. The picture here will give you a clearer sense of the sensor measurements in the E-M1 III and 1.
To sum up, both of these cameras feature different resolutions and different sensor sizes. The E-M1 III due to its bigger sensor is going to make getting shallower DOF simpler and the Olympus E-M1 III will offer you more detail utilizing its extra 8MP. Higher resolution can also let you crop pictures way more aggressively. The newer E-M1 III provides an edge when it comes to sensor innovation.
Olympus E-M1 III vs Olympus 1 Screen and ViewFinder
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Olympus E-M1 III vs Olympus 1 Specifications
| Olympus OM-D E-M1 Mark III | Olympus Stylus 1 | |
|---|---|---|
| General Information | ||
| Brand | Olympus | Olympus |
| Model | Olympus OM-D E-M1 Mark III | Olympus Stylus 1 |
| Category | Pro Mirrorless | Small Sensor Superzoom |
| Released | 2020-02-11 | 2013-11-25 |
| Body design | SLR-style mirrorless | SLR-like (bridge) |
| Sensor Information | ||
| Processor Chip | TruePic IX | TruePic VI |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Four Thirds | 1/1.7" |
| Sensor dimensions | 17.4 x 13mm | 7.44 x 5.58mm |
| Sensor surface area | 226.2mm² | 41.5mm² |
| Sensor resolution | 20 megapixels | 12 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 1:1, 4:3, 3:2 and 16:9 |
| Highest resolution | 5184 x 3888 | 3968 x 2976 |
| Highest native ISO | 25600 | 12800 |
| Lowest native ISO | 200 | 100 |
| RAW format | ||
| Lowest boosted ISO | 64 | - |
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| AF continuous | ||
| Single AF | ||
| AF tracking | ||
| AF selectice | ||
| AF center weighted | ||
| Multi area AF | ||
| Live view AF | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Number of focus points | 121 | 25 |
| Cross focus points | 121 | - |
| Lens | ||
| Lens mounting type | Micro Four Thirds | fixed lens |
| Lens focal range | - | 28-300mm (10.7x) |
| Max aperture | - | f/2.8 |
| Macro focus distance | - | 5cm |
| Total lenses | 107 | - |
| Focal length multiplier | 2.1 | 4.8 |
| Screen | ||
| Range of display | Fully Articulated | Tilting |
| Display size | 3" | 3" |
| Resolution of display | 1,037k dot | 1,040k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Display technology | - | LCD |
| Viewfinder Information | ||
| Viewfinder | Electronic | Electronic |
| Viewfinder resolution | 2,360k dot | 1,440k dot |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.74x | - |
| Features | ||
| Slowest shutter speed | 60 seconds | 60 seconds |
| Maximum shutter speed | 1/8000 seconds | 1/2000 seconds |
| Maximum quiet shutter speed | 1/32000 seconds | - |
| Continuous shooting speed | 60.0 frames per sec | 7.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Set WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | - |
| Flash settings | Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual | Auto, redeye reduction, fill-on, off, redeye reduction slow sync, full, manual |
| External flash | ||
| AEB | ||
| WB bracketing | ||
| Maximum flash sync | 1/250 seconds | 1/2000 seconds |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| 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 | 1920 x 1080 (30p), 1280 x 720 (30p); high speed: 640 x 480 (120p), 320 x 240 (240p) |
| Highest video resolution | 4096x2160 | 1920x1080 |
| Video format | MPEG-4, H.264 | MPEG-4, H.264 |
| Mic 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 | 580g (1.28 lbs) | 402g (0.89 lbs) |
| Physical dimensions | 134 x 91 x 69mm (5.3" x 3.6" x 2.7") | 116 x 87 x 57mm (4.6" x 3.4" x 2.2") |
| DXO scores | ||
| DXO All around score | not tested | 51 |
| DXO Color Depth score | not tested | 20.7 |
| DXO Dynamic range score | not tested | 11.6 |
| DXO Low light score | not tested | 179 |
| Other | ||
| Battery life | 420 shots | 410 shots |
| Battery form | Battery Pack | Battery Pack |
| Battery model | BLH-1 | BLS-5 |
| Self timer | Yes (2 or 12 secs, custom) | Yes (2 or 12 sec, custom) |
| Time lapse feature | ||
| Type of storage | Dual SD/SDHC/SDXC slots (UHS-II on first slot) | SD/SDHC/SDXC card |
| Storage slots | 2 | 1 |
| Retail cost | $1,800 | $700 |