Olympus E-PL2 vs Pentax K-S1
85 Imaging
47 Features
47 Overall
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69 Imaging
63 Features
70 Overall
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Olympus E-PL2 vs Pentax K-S1 Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Fixed Display
- ISO 100 - 6400
- Sensor based Image Stabilization
- 1280 x 720 video
- Micro Four Thirds Mount
- 362g - 114 x 72 x 42mm
- Launched February 2011
- Superseded the Olympus E-PL1s
- Renewed by Olympus E-PL3
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 558g - 121 x 93 x 70mm
- Introduced August 2014
- Later Model is Pentax K-S2
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The following is a comprehensive assessment of the Olympus E-PL2 versus Pentax K-S1, former is a Entry-Level Mirrorless while the latter is a Advanced DSLR by brands Olympus and Pentax. There exists a substantial gap between the resolutions of the E-PL2 (12MP) and K-S1 (20MP) and the E-PL2 (Four Thirds) and K-S1 (APS-C) boast different sensor size.
Snapchat Adds Watermarks to AI-Created ImagesThe E-PL2 was unveiled 4 years before the K-S1 which is quite a big difference as far as technology is concerned. The two cameras have different body design with the Olympus E-PL2 being a Rangefinder-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.
Before diving into a more detailed comparison, here is a simple highlight of how the E-PL2 matches up against the K-S1 in terms of portability, imaging, features and an overall mark.
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Below is a preview of the gallery photos for Olympus PEN E-PL2 & Pentax K-S1. The full galleries are viewable at Olympus E-PL2 Gallery & Pentax K-S1 Gallery.
Reasons to pick Olympus E-PL2 over the Pentax K-S1
| E-PL2 | K-S1 |
|---|
Reasons to pick Pentax K-S1 over the Olympus E-PL2
| K-S1 | E-PL2 | |||
|---|---|---|---|---|
| Introduced | August 2014 | February 2011 | Newer by 43 months | |
| Screen resolution | 921k | 460k | Sharper screen (+461k dot) |
Common features in the Olympus E-PL2 and Pentax K-S1
| E-PL2 | K-S1 | |||
|---|---|---|---|---|
| Manual focus | Dial accurate focus | |||
| Screen type | Fixed | Fixed | Fixed screen | |
| Screen dimensions | 3" | 3" | Equal screen size | |
| Selfie screen | Lack of selfie screen | |||
| Touch screen | Neither provides Touch screen |
Olympus E-PL2 vs Pentax K-S1 Physical Comparison
In case you're planning to travel with your camera often, you will have to take into account its weight and measurements. The Olympus E-PL2 provides physical dimensions of 114mm x 72mm x 42mm (4.5" x 2.8" x 1.7") along with a weight of 362 grams (0.80 lbs) while the Pentax K-S1 has proportions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).
Check out the Olympus E-PL2 versus Pentax K-S1 in our completely new Camera plus Lens Size Comparison Tool.
Don't forget, the weight of an ILC will differ dependant on the lens you are utilising during that time. Underneath is a front view dimension comparison of the E-PL2 compared to the K-S1.

Factoring in dimensions and weight, the portability grade of the E-PL2 and K-S1 is 85 and 69 respectively.
Olympus E-PL2 vs Pentax K-S1 Sensor Comparison
Normally, it is difficult to imagine the gap between sensor dimensions just by reading through specifications. The pic underneath might provide you a stronger sense of the sensor dimensions in the E-PL2 and K-S1.
To sum up, each of the cameras have different resolutions and different sensor dimensions. The E-PL2 with its tinier sensor is going to make shooting bokeh tougher and the Pentax K-S1 will resolve more detail having an extra 8 Megapixels. Higher resolution can also allow you to crop shots a bit more aggressively. The more aged E-PL2 is going to be disadvantaged with regard to sensor technology.
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Olympus E-PL2 vs Pentax K-S1 Specifications
| Olympus PEN E-PL2 | Pentax K-S1 | |
|---|---|---|
| General Information | ||
| Brand | Olympus | Pentax |
| Model | Olympus PEN E-PL2 | Pentax K-S1 |
| Type | Entry-Level Mirrorless | Advanced DSLR |
| Launched | 2011-02-11 | 2014-08-27 |
| Physical type | Rangefinder-style mirrorless | Mid-size SLR |
| Sensor Information | ||
| Processor Chip | Truepic V | Prime MII |
| Sensor type | CMOS | CMOS |
| Sensor size | Four Thirds | APS-C |
| Sensor dimensions | 17.3 x 13mm | 23.5 x 15.6mm |
| Sensor surface area | 224.9mm² | 366.6mm² |
| Sensor resolution | 12MP | 20MP |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 3:2 |
| Full resolution | 4032 x 3024 | 5472 x 3648 |
| Max native ISO | 6400 | 51200 |
| Lowest native ISO | 100 | 100 |
| RAW format | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Live view autofocus | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Number of focus points | 11 | 11 |
| Lens | ||
| Lens mount | Micro Four Thirds | Pentax KAF2 |
| Total lenses | 107 | 151 |
| Focal length multiplier | 2.1 | 1.5 |
| Screen | ||
| Type of display | Fixed Type | Fixed Type |
| Display diagonal | 3 inches | 3 inches |
| Resolution of display | 460 thousand dots | 921 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch functionality | ||
| Display technology | HyperCrystal LCD AR(Anti-Reflective) coating | - |
| Viewfinder Information | ||
| Viewfinder | Electronic (optional) | Optical (pentaprism) |
| Viewfinder coverage | - | 100% |
| Viewfinder magnification | - | 0.64x |
| Features | ||
| Slowest shutter speed | 60s | 30s |
| Maximum shutter speed | 1/4000s | 1/6000s |
| Continuous shooting rate | 3.0fps | 5.4fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | 10.00 m | 10.00 m (at ISO 100) |
| Flash modes | Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Maximum flash synchronize | 1/160s | - |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | 1280 x 720 (30 fps), 640 x 480 (30 fps) | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) |
| Max video resolution | 1280x720 | 1920x1080 |
| Video format | Motion JPEG | H.264 |
| Mic port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | None | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | Optional |
| Physical | ||
| Environmental sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 362g (0.80 lbs) | 558g (1.23 lbs) |
| Physical dimensions | 114 x 72 x 42mm (4.5" x 2.8" x 1.7") | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") |
| DXO scores | ||
| DXO All around score | 55 | 78 |
| DXO Color Depth score | 21.4 | 23.5 |
| DXO Dynamic range score | 10.2 | 13.0 |
| DXO Low light score | 573 | 1061 |
| Other | ||
| Battery life | 280 shots | 410 shots |
| Form of battery | Battery Pack | Battery Pack |
| Battery model | BLS-5 | D-LI109 |
| Self timer | Yes (2 or 12 sec) | Yes ( 2 or 12 seconds) |
| Time lapse feature | ||
| Storage type | SD/SDHC | SD/SDHC/SDXC |
| Card slots | Single | Single |
| Pricing at launch | $0 | $339 |