Olympus E-PL3 vs Pentax K-S2
88 Imaging
48 Features
52 Overall
49


64 Imaging
63 Features
82 Overall
70
Olympus E-PL3 vs Pentax K-S2 Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Tilting Screen
- ISO 200 - 12800
- Sensor based Image Stabilization
- 1920 x 1080 video
- Micro Four Thirds Mount
- 313g - 110 x 64 x 37mm
- Released September 2011
- Older Model is Olympus E-PL2
(Full Review)
- 20MP - APS-C Sensor
- 3" Fully Articulated Screen
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Max Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 678g - 123 x 91 x 73mm
- Revealed February 2015
- Superseded the Pentax K-S1

Olympus E-PL3 vs Pentax K-S2 Overview
Let's take a deeper look at the Olympus E-PL3 vs Pentax K-S2, one is a Entry-Level Mirrorless and the latter is a Entry-Level DSLR by manufacturers Olympus and Pentax. There is a big difference between the resolutions of the E-PL3 (12MP) and K-S2 (20MP) and the E-PL3 (Four Thirds) and K-S2 (APS-C) feature different sensor sizing.

The E-PL3 was unveiled 4 years earlier than the K-S2 which is quite a big gap as far as tech is concerned. Both the cameras come with different body type with the Olympus E-PL3 being a Rangefinder-style mirrorless camera and the Pentax K-S2 being a Compact SLR camera.
Before we go straight into a in depth comparison, below is a brief introduction of how the E-PL3 grades against the K-S2 with regard to portability, imaging, features and an overall mark.

Olympus E-PL3 vs Pentax K-S2 Gallery
Here is a preview of the gallery images for Olympus PEN E-PL3 and Pentax K-S2. The full galleries are provided at Olympus E-PL3 Gallery and Pentax K-S2 Gallery.
Reasons to pick Olympus E-PL3 over the Pentax K-S2
E-PL3 | K-S2 |
---|
Reasons to pick Pentax K-S2 over the Olympus E-PL3
K-S2 | E-PL3 | |||
---|---|---|---|---|
Revealed | February 2015 | ![]() | September 2011 | Newer by 41 months |
Screen type | Fully Articulated | ![]() | Tilting | Fully Articulating screen |
Screen resolution | 921k | ![]() | 460k | Crisper screen (+461k dot) |
Selfie screen | ![]() | Easy selfies |
Common features in the Olympus E-PL3 and Pentax K-S2
E-PL3 | K-S2 | |||
---|---|---|---|---|
Manually focus | ![]() | Very accurate focus | ||
Screen dimension | 3" | ![]() | 3" | Identical screen measurement |
Touch friendly screen | ![]() | No Touch friendly screen |
Olympus E-PL3 vs Pentax K-S2 Physical Comparison
For anyone who is aiming to travel with your camera frequently, you are going to need to take into account its weight and proportions. The Olympus E-PL3 features exterior dimensions of 110mm x 64mm x 37mm (4.3" x 2.5" x 1.5") having a weight of 313 grams (0.69 lbs) whilst the Pentax K-S2 has measurements of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") with a weight of 678 grams (1.49 lbs).
Check the Olympus E-PL3 vs Pentax K-S2 in the all new Camera with Lens Size Comparison Tool.
Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are employing at that moment. Below is the front view proportions comparison of the E-PL3 compared to the K-S2.

Using size and weight, the portability score of the E-PL3 and K-S2 is 88 and 64 respectively.

Olympus E-PL3 vs Pentax K-S2 Sensor Comparison
Generally, it is very hard to picture the gap between sensor dimensions just by looking at specs. The picture here should give you a stronger sense of the sensor dimensions in the E-PL3 and K-S2.
All in all, both of these cameras have got different resolutions and different sensor dimensions. The E-PL3 having a tinier sensor is going to make shooting bokeh more challenging and the Pentax K-S2 will give you more detail having an extra 8 Megapixels. Higher resolution can also enable you to crop photographs much more aggressively. The more aged E-PL3 is going to be behind when it comes to sensor technology.

Olympus E-PL3 vs Pentax K-S2 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Olympus E-PL3 vs Pentax K-S2 Specifications
Olympus PEN E-PL3 | Pentax K-S2 | |
---|---|---|
General Information | ||
Brand Name | Olympus | Pentax |
Model type | Olympus PEN E-PL3 | Pentax K-S2 |
Category | Entry-Level Mirrorless | Entry-Level DSLR |
Released | 2011-09-20 | 2015-02-10 |
Body design | Rangefinder-style mirrorless | Compact SLR |
Sensor Information | ||
Processor | Truepic VI | PRIME MII |
Sensor type | CMOS | CMOS |
Sensor size | Four Thirds | APS-C |
Sensor measurements | 17.3 x 13mm | 23.5 x 15.6mm |
Sensor surface area | 224.9mm² | 366.6mm² |
Sensor resolution | 12 megapixel | 20 megapixel |
Anti alias filter | ||
Aspect ratio | 4:3 | 3:2 |
Peak resolution | 4032 x 3024 | 5472 x 3648 |
Highest native ISO | 12800 | 51200 |
Min native ISO | 200 | 100 |
RAW photos | ||
Autofocusing | ||
Focus manually | ||
AF touch | ||
Continuous AF | ||
Single AF | ||
Tracking AF | ||
AF selectice | ||
Center weighted AF | ||
AF multi area | ||
Live view AF | ||
Face detection AF | ||
Contract detection AF | ||
Phase detection AF | ||
Total focus points | 35 | 11 |
Lens | ||
Lens support | Micro Four Thirds | Pentax KAF2 |
Available lenses | 107 | 151 |
Crop factor | 2.1 | 1.5 |
Screen | ||
Screen type | Tilting | Fully Articulated |
Screen diagonal | 3" | 3" |
Resolution of screen | 460 thousand dot | 921 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Screen tech | HyperCrystal LCD AR(Anti-Reflective) coating | - |
Viewfinder Information | ||
Viewfinder type | Electronic (optional) | Optical (pentaprism) |
Viewfinder coverage | - | 100% |
Viewfinder magnification | - | 0.64x |
Features | ||
Min shutter speed | 60s | 30s |
Max shutter speed | 1/4000s | 1/6000s |
Continuous shutter speed | 6.0 frames/s | 5.4 frames/s |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Change WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | no built-in flash | 12.00 m (at ISO 100) |
Flash modes | Auto, On, Off, Red-Eye, Fill-in, Slow Sync, Manual (3 levels) | Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash |
Hot shoe | ||
AEB | ||
White balance bracketing | ||
Max flash sync | 1/160s | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps) | 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p) |
Highest video resolution | 1920x1080 | 1920x1080 |
Video data format | AVCHD, Motion JPEG | MPEG-4, H.264 |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | None | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | Optional |
Physical | ||
Environment seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 313 grams (0.69 lb) | 678 grams (1.49 lb) |
Dimensions | 110 x 64 x 37mm (4.3" x 2.5" x 1.5") | 123 x 91 x 73mm (4.8" x 3.6" x 2.9") |
DXO scores | ||
DXO Overall rating | 52 | not tested |
DXO Color Depth rating | 20.9 | not tested |
DXO Dynamic range rating | 10.3 | not tested |
DXO Low light rating | 499 | not tested |
Other | ||
Battery life | 300 shots | 410 shots |
Style of battery | Battery Pack | Battery Pack |
Battery ID | BLS-5 | D-LI109 |
Self timer | Yes (2 or 12 sec) | Yes (2 or 12 secs) |
Time lapse shooting | ||
Type of storage | SD/SDHC/SDXC | SD/SDHC/SDXC |
Storage slots | One | One |
Cost at release | $399 | $581 |