Olympus E-PM1 vs Pentax K-S1
89 Imaging
48 Features
52 Overall
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69 Imaging
63 Features
70 Overall
65
Olympus E-PM1 vs Pentax K-S1 Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Fixed Display
- ISO 100 - 12800
- Sensor based Image Stabilization
- 1920 x 1080 video
- Micro Four Thirds Mount
- 265g - 110 x 64 x 34mm
- Introduced November 2011
- Refreshed by Olympus E-PM2
(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
- Announced August 2014
- Replacement is Pentax K-S2
Olympus E-PM1 vs Pentax K-S1 Overview
Here is a extended analysis of the Olympus E-PM1 vs Pentax K-S1, former being a Entry-Level Mirrorless while the latter is a Advanced DSLR by companies Olympus and Pentax. There is a considerable difference between the sensor resolutions of the E-PM1 (12MP) and K-S1 (20MP) and the E-PM1 (Four Thirds) and K-S1 (APS-C) provide totally different sensor sizing.
Photography GlossaryThe E-PM1 was unveiled 3 years prior to the K-S1 and that is quite a large difference as far as tech is concerned. Each of the cameras have different body design with the Olympus E-PM1 being a Rangefinder-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.
Before delving into a complete comparison, here is a quick summation of how the E-PM1 matches up vs the K-S1 in the way of portability, imaging, features and an overall rating.
Olympus E-PM1 vs Pentax K-S1 Gallery
This is a preview of the gallery images for Olympus PEN E-PM1 & Pentax K-S1. The full galleries are provided at Olympus E-PM1 Gallery & Pentax K-S1 Gallery.
Reasons to pick Olympus E-PM1 over the Pentax K-S1
E-PM1 | K-S1 |
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Reasons to pick Pentax K-S1 over the Olympus E-PM1
K-S1 | E-PM1 | |||
---|---|---|---|---|
Announced | August 2014 | November 2011 | Fresher by 33 months | |
Screen resolution | 921k | 460k | Crisper screen (+461k dot) |
Common features in the Olympus E-PM1 and Pentax K-S1
E-PM1 | K-S1 | |||
---|---|---|---|---|
Manual focus | More precise focus | |||
Screen type | Fixed | Fixed | Fixed screen | |
Screen dimensions | 3" | 3" | Equal screen measurement | |
Selfie screen | Lack of selfie screen | |||
Touch screen | Neither offers Touch screen |
Olympus E-PM1 vs Pentax K-S1 Physical Comparison
If you are planning to carry your camera, you're going to have to factor its weight and proportions. The Olympus E-PM1 offers outside measurements of 110mm x 64mm x 34mm (4.3" x 2.5" x 1.3") along with a weight of 265 grams (0.58 lbs) while the Pentax K-S1 has measurements of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") with a weight of 558 grams (1.23 lbs).
Look at the Olympus E-PM1 vs Pentax K-S1 in our brand new Camera plus Lens Size Comparison Tool.Take into account, the weight of an ILC will vary dependant on the lens you are working with at that moment. The following is a front view sizing comparison of the E-PM1 compared to the K-S1.
Taking into account size and weight, the portability grade of the E-PM1 and K-S1 is 89 and 69 respectively.
Olympus E-PM1 vs Pentax K-S1 Sensor Comparison
Usually, its hard to envision the contrast between sensor sizing only by going over technical specs. The visual below should offer you a more clear sense of the sensor sizing in the E-PM1 and K-S1.
As you have seen, both of those cameras have different megapixels and different sensor sizing. The E-PM1 using its tinier sensor will make achieving shallower depth of field more challenging and the Pentax K-S1 will offer you more detail having an extra 8MP. Higher resolution will let you crop photographs a bit more aggressively. The older E-PM1 is going to be behind with regard to sensor technology.
Olympus E-PM1 vs Pentax K-S1 Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Olympus E-PM1 vs Pentax K-S1 Specifications
Olympus PEN E-PM1 | Pentax K-S1 | |
---|---|---|
General Information | ||
Brand | Olympus | Pentax |
Model type | Olympus PEN E-PM1 | Pentax K-S1 |
Class | Entry-Level Mirrorless | Advanced DSLR |
Introduced | 2011-11-23 | 2014-08-27 |
Physical type | Rangefinder-style mirrorless | Mid-size SLR |
Sensor Information | ||
Processor Chip | 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 | 12MP | 20MP |
Anti alias filter | ||
Aspect ratio | 4:3 | 3:2 |
Highest Possible resolution | 4032 x 3024 | 5472 x 3648 |
Maximum native ISO | 12800 | 51200 |
Min native ISO | 100 | 100 |
RAW data | ||
Autofocusing | ||
Manual focusing | ||
Autofocus touch | ||
Autofocus continuous | ||
Single autofocus | ||
Autofocus tracking | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Live view autofocus | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Total focus points | 35 | 11 |
Lens | ||
Lens support | 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 size | 3 inch | 3 inch |
Resolution of display | 460 thousand dots | 921 thousand dots |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Display tech | HyperCrystal LCD AR(Anti-Reflective) coating | - |
Viewfinder Information | ||
Viewfinder | 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 rate | 6.0fps | 5.4fps |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Change white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash distance | no built-in flash | 10.00 m (at ISO 100) |
Flash settings | 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 | ||
AE bracketing | ||
WB bracketing | ||
Max flash synchronize | 1/160s | - |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps) | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) |
Maximum video resolution | 1920x1080 | 1920x1080 |
Video data format | AVCHD, Motion JPEG | H.264 |
Microphone support | ||
Headphone support | ||
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 proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 265 grams (0.58 lbs) | 558 grams (1.23 lbs) |
Physical dimensions | 110 x 64 x 34mm (4.3" x 2.5" x 1.3") | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") |
DXO scores | ||
DXO Overall rating | 52 | 78 |
DXO Color Depth rating | 21.0 | 23.5 |
DXO Dynamic range rating | 10.3 | 13.0 |
DXO Low light rating | 499 | 1061 |
Other | ||
Battery life | 330 pictures | 410 pictures |
Battery style | Battery Pack | Battery Pack |
Battery ID | BLS-5 | D-LI109 |
Self timer | Yes (2 or 12 sec) | Yes ( 2 or 12 seconds) |
Time lapse shooting | ||
Storage type | SD/SDHC/SDXC | SD/SDHC/SDXC |
Card slots | One | One |
Retail cost | $499 | $339 |