Olympus E-P1 vs Sony S2100
86 Imaging
46 Features
42 Overall
44
93 Imaging
34 Features
17 Overall
27
Olympus E-P1 vs Sony S2100 Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Fixed Screen
- ISO 100 - 6400
- Sensor based Image Stabilization
- 1280 x 720 video
- Micro Four Thirds Mount
- 355g - 121 x 70 x 36mm
- Revealed July 2009
- Successor is Olympus E-P2
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 100 - 3200
- 640 x 480 video
- 33-105mm (F3.1-5.6) lens
- 167g - 98 x 61 x 27mm
- Launched January 2010
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Let's look a little more in depth at the Olympus E-P1 versus Sony S2100, former being a Entry-Level Mirrorless while the other is a Small Sensor Compact by brands Olympus and Sony. The sensor resolution of the E-P1 (12MP) and the S2100 (12MP) is fairly close but the E-P1 (Four Thirds) and S2100 (1/2.3") provide totally different sensor size.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe E-P1 was introduced 5 months earlier than the S2100 so they are both of a similar age. Both cameras feature different body design with the Olympus E-P1 being a Rangefinder-style mirrorless camera and the Sony S2100 being a Compact camera.
Before going straight to a complete comparison, here is a simple highlight of how the E-P1 scores versus the S2100 for portability, imaging, features and an overall rating.
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Below is a sample of the gallery pictures for Olympus PEN E-P1 & Sony Cyber-shot DSC-S2100. The whole galleries are provided at Olympus E-P1 Gallery & Sony S2100 Gallery.
Reasons to pick Olympus E-P1 over the Sony S2100
| E-P1 | S2100 | |||
|---|---|---|---|---|
| Manually focus | Very precise focus |
Reasons to pick Sony S2100 over the Olympus E-P1
| S2100 | E-P1 |
|---|
Common features in the Olympus E-P1 and Sony S2100
| E-P1 | S2100 | |||
|---|---|---|---|---|
| Launched | July 2009 | January 2010 | Same age | |
| Display type | Fixed | Fixed | Fixed display | |
| Display size | 3" | 3" | Same display size | |
| Display resolution | 230k | 230k | Equal display resolution | |
| Selfie screen | Neither provides selfie screen | |||
| Touch display | Neither provides Touch display |
Olympus E-P1 vs Sony S2100 Physical Comparison
For those who are aiming to carry your camera regularly, you'll need to take into account its weight and proportions. The Olympus E-P1 provides physical dimensions of 121mm x 70mm x 36mm (4.8" x 2.8" x 1.4") and a weight of 355 grams (0.78 lbs) whilst the Sony S2100 has measurements of 98mm x 61mm x 27mm (3.9" x 2.4" x 1.1") having a weight of 167 grams (0.37 lbs).
Look at the Olympus E-P1 versus Sony S2100 in our completely new Camera & Lens Size Comparison Tool.
Do not forget, the weight of an ILC will vary based on the lens you use at that moment. The following is a front view measurement comparison of the E-P1 against the S2100.

Factoring in size and weight, the portability grade of the E-P1 and S2100 is 86 and 93 respectively.
Olympus E-P1 vs Sony S2100 Sensor Comparison
In many cases, it can be hard to envision the contrast in sensor sizing just by viewing specifications. The photograph below may provide you a much better sense of the sensor sizes in the E-P1 and S2100.
Plainly, each of these cameras come with the identical MP but not the same sensor sizing. The E-P1 has got the larger sensor which will make obtaining bokeh less difficult.
Olympus E-P1 vs Sony S2100 Screen and ViewFinder
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Olympus E-P1 vs Sony S2100 Specifications
| Olympus PEN E-P1 | Sony Cyber-shot DSC-S2100 | |
|---|---|---|
| General Information | ||
| Company | Olympus | Sony |
| Model | Olympus PEN E-P1 | Sony Cyber-shot DSC-S2100 |
| Type | Entry-Level Mirrorless | Small Sensor Compact |
| Revealed | 2009-07-29 | 2010-01-07 |
| Body design | Rangefinder-style mirrorless | Compact |
| Sensor Information | ||
| Processor | TruePic V | Bionz |
| Sensor type | CMOS | CCD |
| Sensor size | Four Thirds | 1/2.3" |
| Sensor measurements | 17.3 x 13mm | 6.17 x 4.55mm |
| Sensor surface area | 224.9mm² | 28.1mm² |
| Sensor resolution | 12 megapixels | 12 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 4:3, 3:2 and 16:9 |
| Full resolution | 4032 x 3024 | 4000 x 3000 |
| Max native ISO | 6400 | 3200 |
| Minimum native ISO | 100 | 100 |
| RAW data | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Number of focus points | 11 | 9 |
| Lens | ||
| Lens mounting type | Micro Four Thirds | fixed lens |
| Lens focal range | - | 33-105mm (3.2x) |
| Maximum aperture | - | f/3.1-5.6 |
| Macro focus range | - | 5cm |
| Available lenses | 107 | - |
| Focal length multiplier | 2.1 | 5.8 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen diagonal | 3 inches | 3 inches |
| Resolution of screen | 230 thousand dot | 230 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Screen tech | HyperCrystal LCD with AR(Anti-Reflective) coating | - |
| Viewfinder Information | ||
| Viewfinder | None | None |
| Features | ||
| Lowest shutter speed | 60s | 1s |
| Highest shutter speed | 1/4000s | 1/1200s |
| Continuous shooting speed | 3.0 frames per second | 1.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | - |
| Custom white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | 3.30 m |
| Flash options | Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) | Auto, On, Off, Slow syncro |
| Hot shoe | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Highest flash sync | 1/180s | - |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 1280 x 720 (30 fps), 640 x 480 (30 fps) | 640 x 480 (30 fps), 320 x 240 (30 fps) |
| Max video resolution | 1280x720 | 640x480 |
| Video format | Motion JPEG | Motion JPEG |
| Microphone input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 355g (0.78 pounds) | 167g (0.37 pounds) |
| Physical dimensions | 121 x 70 x 36mm (4.8" x 2.8" x 1.4") | 98 x 61 x 27mm (3.9" x 2.4" x 1.1") |
| DXO scores | ||
| DXO All around score | 55 | not tested |
| DXO Color Depth score | 21.4 | not tested |
| DXO Dynamic range score | 10.4 | not tested |
| DXO Low light score | 536 | not tested |
| Other | ||
| Battery life | 300 photographs | - |
| Style of battery | Battery Pack | - |
| Battery model | BLS-1 | 2 x AA |
| Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC card | Memory Stick Duo/Pro Duo, optional SD, Internal |
| Storage slots | Single | Single |
| Price at launch | $182 | $0 |