Olympus E-M1 vs Panasonic S1
71 Imaging
52 Features
85 Overall
65
54 Imaging
74 Features
84 Overall
78
Olympus E-M1 vs Panasonic S1 Key Specs
(Full Review)
- 16MP - Four Thirds Sensor
- 3" Tilting Screen
- ISO 100 - 25600
- Sensor based 5-axis Image Stabilization
- 1/8000s Max Shutter
- 1920 x 1080 video
- Micro Four Thirds Mount
- 497g - 130 x 94 x 63mm
- Released October 2013
- Refreshed by Olympus E-M1 II
(Full Review)
- 24MP - Full frame Sensor
- 3.2" Tilting Screen
- ISO 100 - 51200 (Increase to 204800)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Leica L Mount
- 1021g - 149 x 110 x 97mm
- Launched February 2019
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Here is a comprehensive comparison of the Olympus E-M1 vs Panasonic S1, both Pro Mirrorless digital cameras by manufacturers Olympus and Panasonic. There is a noticeable difference between the resolutions of the E-M1 (16MP) and S1 (24MP) and the E-M1 (Four Thirds) and S1 (Full frame) offer different sensor sizing.
Apple Innovates by Creating Next-Level Optical Stabilization for iPhoneThe E-M1 was unveiled 6 years earlier than the S1 and that is quite a sizable difference as far as tech is concerned. Both of these cameras have the same body design (SLR-style mirrorless).
Before getting straight to a complete comparison, here is a concise highlight of how the E-M1 scores against the S1 for portability, imaging, features and an overall rating.
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This is a preview of the gallery images for Olympus OM-D E-M1 & Panasonic Lumix DC-S1. The full galleries are provided at Olympus E-M1 Gallery & Panasonic S1 Gallery.
Reasons to pick Olympus E-M1 over the Panasonic S1
| E-M1 | S1 |
|---|
Reasons to pick Panasonic S1 over the Olympus E-M1
| S1 | E-M1 | |||
|---|---|---|---|---|
| Launched | February 2019 | October 2013 | Fresher by 64 months | |
| Screen dimensions | 3.2" | 3" | Bigger screen (+0.2") | |
| Screen resolution | 2100k | 1037k | Clearer screen (+1063k dot) |
Common features in the Olympus E-M1 and Panasonic S1
| E-M1 | S1 | |||
|---|---|---|---|---|
| Manually focus | Very accurate focus | |||
| Screen type | Tilting | Tilting | Tilting screen | |
| Selfie screen | Absent selfie screen | |||
| Touch screen | Quickly navigate |
Olympus E-M1 vs Panasonic S1 Physical Comparison
For anybody who is looking to carry your camera regularly, you need to think about its weight and size. The Olympus E-M1 provides physical dimensions of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") and a weight of 497 grams (1.10 lbs) and the Panasonic S1 has specifications of 149mm x 110mm x 97mm (5.9" x 4.3" x 3.8") and a weight of 1021 grams (2.25 lbs).
See the Olympus E-M1 vs Panasonic S1 in our completely new Camera & Lens Size Comparison Tool.
Do not forget, the weight of an ILC will differ depending on the lens you use at that moment. Below is a front view measurements comparison of the E-M1 vs the S1.

Using size and weight, the portability rating of the E-M1 and S1 is 71 and 54 respectively.
Olympus E-M1 vs Panasonic S1 Sensor Comparison
Often, it is very difficult to visualize the contrast between sensor sizing just by checking specifications. The graphic here should give you a far better sense of the sensor sizes in the E-M1 and S1.
Plainly, each of the cameras have different megapixel count and different sensor sizing. The E-M1 using its tinier sensor is going to make shooting shallower depth of field trickier and the Panasonic S1 will resolve more detail having an extra 8 Megapixels. Higher resolution will enable you to crop photographs a bit more aggressively. The older E-M1 is going to be disadvantaged with regard to sensor technology.
Olympus E-M1 vs Panasonic S1 Screen and ViewFinder
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Olympus E-M1 vs Panasonic S1 Specifications
| Olympus OM-D E-M1 | Panasonic Lumix DC-S1 | |
|---|---|---|
| General Information | ||
| Manufacturer | Olympus | Panasonic |
| Model | Olympus OM-D E-M1 | Panasonic Lumix DC-S1 |
| Class | Pro Mirrorless | Pro Mirrorless |
| Released | 2013-10-28 | 2019-02-01 |
| Body design | SLR-style mirrorless | SLR-style mirrorless |
| Sensor Information | ||
| Powered by | TruePIC VII | Venus Engine |
| Sensor type | CMOS | CMOS |
| Sensor size | Four Thirds | Full frame |
| Sensor measurements | 17.3 x 13mm | 35.6 x 23.8mm |
| Sensor surface area | 224.9mm² | 847.3mm² |
| Sensor resolution | 16MP | 24MP |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 1:1, 4:3, 3:2 and 16:9 |
| Maximum resolution | 4608 x 3456 | 6000 x 4000 |
| Maximum native ISO | 25600 | 51200 |
| Maximum boosted ISO | - | 204800 |
| Min native ISO | 100 | 100 |
| RAW pictures | ||
| Min boosted ISO | - | 50 |
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Continuous AF | ||
| AF single | ||
| AF tracking | ||
| AF selectice | ||
| AF center weighted | ||
| AF multi area | ||
| Live view AF | ||
| Face detection AF | ||
| Contract detection AF | ||
| Phase detection AF | ||
| Number of focus points | 81 | 225 |
| Lens | ||
| Lens mount | Micro Four Thirds | Leica L |
| Number of lenses | 107 | 30 |
| Focal length multiplier | 2.1 | 1 |
| Screen | ||
| Screen type | Tilting | Tilting |
| Screen sizing | 3 inches | 3.2 inches |
| Resolution of screen | 1,037k dot | 2,100k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Viewfinder Information | ||
| Viewfinder type | Electronic | Electronic |
| Viewfinder resolution | 2,360k dot | 5,760k dot |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.74x | 0.78x |
| Features | ||
| Slowest shutter speed | 60 seconds | 60 seconds |
| Maximum shutter speed | 1/8000 seconds | 1/8000 seconds |
| Maximum silent shutter speed | - | 1/8000 seconds |
| Continuous shooting speed | 10.0fps | 9.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash settings | Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync (1st curtain), Slow sync (2nd curtain), Manual | Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync, Slow Sync w/Red-eye Reduction, Forced Off |
| External flash | ||
| AEB | ||
| White balance bracketing | ||
| Maximum flash sync | 1/320 seconds | 1/320 seconds |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) | 3840 x 2160 @ 60p / 150 Mbps, MP4, H.264, Linear PCM |
| Maximum video resolution | 1920x1080 | 3840x2160 |
| Video file format | H.264, Motion JPEG | MPEG-4, H.264, H.265 |
| Microphone input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | Yes (can be charged with high-power laptop/tablet chargers or portable power banks) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 497g (1.10 pounds) | 1021g (2.25 pounds) |
| Physical dimensions | 130 x 94 x 63mm (5.1" x 3.7" x 2.5") | 149 x 110 x 97mm (5.9" x 4.3" x 3.8") |
| DXO scores | ||
| DXO All around score | 73 | 95 |
| DXO Color Depth score | 23.0 | 25.2 |
| DXO Dynamic range score | 12.7 | 14.5 |
| DXO Low light score | 757 | 3333 |
| Other | ||
| Battery life | 350 photos | 380 photos |
| Battery format | Battery Pack | Battery Pack |
| Battery model | BLN-1 | - |
| Self timer | Yes (2 or 12 secs, custom) | Yes |
| Time lapse shooting | ||
| Type of storage | SD/SDHC/SDXC | - |
| Storage slots | 1 | 2 |
| Launch pricing | $799 | $2,498 |