Olympus E-M1 vs Pentax K-S1
71 Imaging
53 Features
85 Overall
65
69 Imaging
63 Features
70 Overall
65
Olympus E-M1 vs Pentax K-S1 Key Specs
(Full Review)
- 16MP - Four Thirds Sensor
- 3" Tilting Screen
- ISO 100 - 25600
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- Micro Four Thirds Mount
- 497g - 130 x 94 x 63mm
- Revealed October 2013
- Renewed by Olympus E-M1 II
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Max Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 558g - 121 x 93 x 70mm
- Introduced August 2014
- Replacement is Pentax K-S2
Olympus E-M1 vs Pentax K-S1 Overview
Here, we are looking at the Olympus E-M1 and Pentax K-S1, one being a Pro Mirrorless and the other is a Advanced DSLR by competitors Olympus and Pentax. The image resolution of the E-M1 (16MP) and the K-S1 (20MP) is very well matched but the E-M1 (Four Thirds) and K-S1 (APS-C) provide totally different sensor sizes.
Pentax 17 Pre-Orders Outperform Expectations by a LandslideThe E-M1 was launched 10 months before the K-S1 and they are both of a similar generation. The two cameras feature different body design with the Olympus E-M1 being a SLR-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.
Before we go right into a complete comparison, here is a concise synopsis of how the E-M1 grades against the K-S1 in relation to portability, imaging, features and an overall rating.
Olympus E-M1 vs Pentax K-S1 Gallery
Following is a sample of the gallery pics for Olympus OM-D E-M1 and Pentax K-S1. The complete galleries are provided at Olympus E-M1 Gallery and Pentax K-S1 Gallery.
Reasons to pick Olympus E-M1 over the Pentax K-S1
E-M1 | K-S1 | |||
---|---|---|---|---|
Display type | Tilting | Fixed | Tilting display | |
Display resolution | 1037k | 921k | Crisper display (+116k dot) | |
Touch friendly display | Easily navigate |
Reasons to pick Pentax K-S1 over the Olympus E-M1
K-S1 | E-M1 | |||
---|---|---|---|---|
Introduced | August 2014 | October 2013 | Fresher by 10 months |
Common features in the Olympus E-M1 and Pentax K-S1
E-M1 | K-S1 | |||
---|---|---|---|---|
Manual focus | Dial precise focusing | |||
Display size | 3" | 3" | Same display dimensions | |
Selfie screen | Neither offers selfie screen |
Olympus E-M1 vs Pentax K-S1 Physical Comparison
If you are looking to carry your camera, you need to consider its weight and volume. The Olympus E-M1 offers physical dimensions of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") accompanied by a weight of 497 grams (1.10 lbs) while the Pentax K-S1 has sizing of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") along with a weight of 558 grams (1.23 lbs).
Look at the Olympus E-M1 and Pentax K-S1 in the new Camera with Lens Size Comparison Tool.Remember, the weight of an Interchangeable Lens Camera will differ based on the lens you are utilising during that time. Below is a front view scale comparison of the E-M1 vs the K-S1.
Considering size and weight, the portability grade of the E-M1 and K-S1 is 71 and 69 respectively.
Olympus E-M1 vs Pentax K-S1 Sensor Comparison
Generally, it can be difficult to visualise the gap between sensor sizing simply by checking specs. The graphic underneath should give you a stronger sense of the sensor dimensions in the E-M1 and K-S1.
All in all, the 2 cameras come with different megapixel count and different sensor sizing. The E-M1 due to its tinier sensor will make shooting shallower DOF more challenging and the Pentax K-S1 will resolve greater detail utilizing its extra 4MP. Greater resolution will also make it easier to crop photos a good deal more aggressively. The older E-M1 is going to be behind in sensor innovation.
Olympus E-M1 vs Pentax K-S1 Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Olympus E-M1 vs Pentax K-S1 Specifications
Olympus OM-D E-M1 | Pentax K-S1 | |
---|---|---|
General Information | ||
Company | Olympus | Pentax |
Model type | Olympus OM-D E-M1 | Pentax K-S1 |
Category | Pro Mirrorless | Advanced DSLR |
Revealed | 2013-10-28 | 2014-08-27 |
Body design | SLR-style mirrorless | Mid-size SLR |
Sensor Information | ||
Powered by | TruePIC VII | Prime MII |
Sensor type | CMOS | CMOS |
Sensor size | Four Thirds | APS-C |
Sensor dimensions | 17.3 x 13mm | 23.5 x 15.6mm |
Sensor area | 224.9mm² | 366.6mm² |
Sensor resolution | 16MP | 20MP |
Anti alias filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 |
Peak resolution | 4608 x 3456 | 5472 x 3648 |
Highest native ISO | 25600 | 51200 |
Min native ISO | 100 | 100 |
RAW format | ||
Autofocusing | ||
Manual focusing | ||
Touch to focus | ||
Autofocus continuous | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Live view autofocus | ||
Face detection autofocus | ||
Contract detection autofocus | ||
Phase detection autofocus | ||
Total focus points | 81 | 11 |
Lens | ||
Lens support | Micro Four Thirds | Pentax KAF2 |
Number of lenses | 107 | 151 |
Focal length multiplier | 2.1 | 1.5 |
Screen | ||
Range of screen | Tilting | Fixed Type |
Screen diagonal | 3 inch | 3 inch |
Screen resolution | 1,037k dot | 921k dot |
Selfie friendly | ||
Liveview | ||
Touch operation | ||
Viewfinder Information | ||
Viewfinder type | Electronic | Optical (pentaprism) |
Viewfinder resolution | 2,360k dot | - |
Viewfinder coverage | 100 percent | 100 percent |
Viewfinder magnification | 0.74x | 0.64x |
Features | ||
Min shutter speed | 60 seconds | 30 seconds |
Max shutter speed | 1/8000 seconds | 1/6000 seconds |
Continuous shutter speed | 10.0 frames/s | 5.4 frames/s |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Change white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | no built-in flash | 10.00 m (at ISO 100) |
Flash modes | Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync (1st curtain), Slow sync (1st curtain), Slow sync (2nd curtain), Manual | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual |
External flash | ||
AE bracketing | ||
White balance bracketing | ||
Max flash sync | 1/320 seconds | - |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) |
Highest video resolution | 1920x1080 | 1920x1080 |
Video file format | H.264, Motion JPEG | H.264 |
Mic jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Built-In | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | Optional |
Physical | ||
Environmental seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 497g (1.10 pounds) | 558g (1.23 pounds) |
Physical dimensions | 130 x 94 x 63mm (5.1" x 3.7" x 2.5") | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") |
DXO scores | ||
DXO Overall rating | 73 | 78 |
DXO Color Depth rating | 23.0 | 23.5 |
DXO Dynamic range rating | 12.7 | 13.0 |
DXO Low light rating | 757 | 1061 |
Other | ||
Battery life | 350 pictures | 410 pictures |
Battery form | Battery Pack | Battery Pack |
Battery ID | BLN-1 | D-LI109 |
Self timer | Yes (2 or 12 secs, custom) | Yes ( 2 or 12 seconds) |
Time lapse recording | ||
Storage media | SD/SDHC/SDXC | SD/SDHC/SDXC |
Storage slots | One | One |
Launch pricing | $799 | $339 |