Olympus E-M10 vs Pentax K-S1
82 Imaging
53 Features
73 Overall
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69 Imaging
63 Features
70 Overall
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Olympus E-M10 vs Pentax K-S1 Key Specs
(Full Review)
- 16MP - Four Thirds Sensor
- 3" Tilting Display
- ISO 200 - 25600
- Sensor based Image Stabilization
- 1920 x 1080 video
- Micro Four Thirds Mount
- 396g - 119 x 82 x 46mm
- Announced March 2014
- Refreshed by Olympus E-M10 II
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Screen
- 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
- Revealed August 2014
- Later Model is Pentax K-S2
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Below, we will be looking at the Olympus E-M10 and Pentax K-S1, one is a Entry-Level Mirrorless and the latter is a Advanced DSLR by companies Olympus and Pentax. The image resolution of the E-M10 (16MP) and the K-S1 (20MP) is pretty close but the E-M10 (Four Thirds) and K-S1 (APS-C) enjoy different sensor measurements.
Photobucket discusses licensing 13 billion images with AI firmsThe E-M10 was launched 5 months before the K-S1 and they are of a similar generation. Both of these cameras come with different body type with the Olympus E-M10 being a SLR-style mirrorless camera and the Pentax K-S1 being a Mid-size SLR camera.
Before getting through a more detailed comparison, below is a simple summation of how the E-M10 grades vs the K-S1 in regards to portability, imaging, features and an overall mark.
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Here is a preview of the gallery images for Olympus OM-D E-M10 and Pentax K-S1. The complete galleries are provided at Olympus E-M10 Gallery and Pentax K-S1 Gallery.
Reasons to pick Olympus E-M10 over the Pentax K-S1
| E-M10 | K-S1 | |||
|---|---|---|---|---|
| Screen type | Tilting |  | Fixed | Tilting screen |
| Screen resolution | 1037k |  | 921k | Clearer screen (+116k dot) |
| Touch friendly screen |  | Quickly navigate |
Reasons to pick Pentax K-S1 over the Olympus E-M10
| K-S1 | E-M10 |
|---|
Common features in the Olympus E-M10 and Pentax K-S1
| E-M10 | K-S1 | |||
|---|---|---|---|---|
| Revealed | March 2014 |  | August 2014 | Same generation |
| Manual focus |  | Dial precise focusing | ||
| Screen dimension | 3" |  | 3" | Identical screen measurements |
| Selfie screen |  | Neither has selfie screen |
Olympus E-M10 vs Pentax K-S1 Physical Comparison
If you're planning to travel with your camera, you'll need to think about its weight and size. The Olympus E-M10 has exterior dimensions of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") and a weight of 396 grams (0.87 lbs) while the Pentax K-S1 has specifications of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).
Look at the Olympus E-M10 and Pentax K-S1 in the new Camera with Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will differ depending on the lens you select at that time. Underneath is the front view overall size comparison of the E-M10 versus the K-S1.
Looking at size and weight, the portability grade of the E-M10 and K-S1 is 82 and 69 respectively.
Olympus E-M10 vs Pentax K-S1 Sensor Comparison
Often, it is tough to picture the contrast in sensor dimensions purely by viewing a spec sheet. The picture below will help give you a more clear sense of the sensor dimensions in the E-M10 and K-S1.
Clearly, both the cameras posses different megapixels and different sensor dimensions. The E-M10 due to its smaller sensor is going to make achieving shallower depth of field trickier and the Pentax K-S1 will result in greater detail utilizing its extra 4MP. Higher resolution can also enable you to crop shots somewhat more aggressively.
Olympus E-M10 vs Pentax K-S1 Screen and ViewFinder
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Olympus E-M10 vs Pentax K-S1 Specifications
| Olympus OM-D E-M10 | Pentax K-S1 | |
|---|---|---|
| General Information | ||
| Brand Name | Olympus | Pentax |
| Model type | Olympus OM-D E-M10 | Pentax K-S1 |
| Class | Entry-Level Mirrorless | Advanced DSLR |
| Announced | 2014-03-18 | 2014-08-27 |
| Body design | SLR-style mirrorless | Mid-size SLR |
| Sensor Information | ||
| Chip | 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 |
| Minimum native ISO | 200 | 100 |
| RAW photos | ||
| Autofocusing | ||
| Manual focusing | ||
| Touch focus | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Autofocus center weighted | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Total focus points | 81 | 11 |
| Lens | ||
| Lens support | Micro Four Thirds | Pentax KAF2 |
| Amount of lenses | 107 | 151 |
| Crop factor | 2.1 | 1.5 |
| Screen | ||
| Display type | Tilting | Fixed Type |
| Display sizing | 3 inch | 3 inch |
| Display resolution | 1,037 thousand dot | 921 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Display technology | TFT LCD | - |
| Viewfinder Information | ||
| Viewfinder | Electronic | Optical (pentaprism) |
| Viewfinder resolution | 1,440 thousand dot | - |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.58x | 0.64x |
| Features | ||
| Minimum shutter speed | 60s | 30s |
| Fastest shutter speed | 1/4000s | 1/6000s |
| Continuous shutter speed | 8.0 frames per second | 5.4 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Set white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash distance | 5.80 m (ISO100) | 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（1/1（FULL）～1/64） | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual |
| Hot shoe | ||
| AE bracketing | ||
| WB bracketing | ||
| Fastest flash sync | 1/250s | - |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (30p), 1280 x 720 (30p), 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 | Optional | Optional |
| Physical | ||
| Environment seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 396 grams (0.87 pounds) | 558 grams (1.23 pounds) |
| Dimensions | 119 x 82 x 46mm (4.7" x 3.2" x 1.8") | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") |
| DXO scores | ||
| DXO Overall rating | 72 | 78 |
| DXO Color Depth rating | 22.8 | 23.5 |
| DXO Dynamic range rating | 12.3 | 13.0 |
| DXO Low light rating | 884 | 1061 |
| Other | ||
| Battery life | 320 photos | 410 photos |
| Battery form | Battery Pack | Battery Pack |
| Battery ID | BLS-5 | D-LI109 |
| Self timer | Yes (12 sec., 2 sec.,custom (Waiting time 1-30sec.,Shooting interval 0.5/1/2/3sec.,Number of shots 1-10)) | Yes ( 2 or 12 seconds) |
| Time lapse feature | ||
| Storage media | SD/SDHC/SDXC | SD/SDHC/SDXC |
| Storage slots | 1 | 1 |
| Pricing at release | $600 | $339 |