Olympus E-M1 II vs Pentax K100D S
68 Imaging
59 Features
93 Overall
72
65 Imaging
45 Features
38 Overall
42
Olympus E-M1 II vs Pentax K100D S Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Fully Articulated Display
- ISO 200 - 25600
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Maximum Shutter
- 4096 x 2160 video
- Micro Four Thirds Mount
- 574g - 134 x 91 x 67mm
- Announced September 2016
- Superseded the Olympus E-M1
- Updated by Olympus E-M1 III
(Full Review)
- 6MP - APS-C Sensor
- 2.5" Fixed Display
- ISO 200 - 3200
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 646g - 129 x 91 x 71mm
- Introduced June 2007
- Old Model is Pentax K100D
- Successor is Pentax K200D
Sora from OpenAI releases its first ever music video Olympus E-M1 II vs Pentax K100D S Overview
Lets take a closer look at the Olympus E-M1 II vs Pentax K100D S, former is a Pro Mirrorless while the other is a Entry-Level DSLR by companies Olympus and Pentax. There is a considerable difference among the resolutions of the E-M1 II (20MP) and K100D S (6MP) and the E-M1 II (Four Thirds) and K100D S (APS-C) have different sensor size.
Pentax 17 Pre-Orders Outperform Expectations by a LandslideThe E-M1 II was manufactured 9 years after the K100D S which is a fairly large difference as far as camera tech is concerned. Each of these cameras feature different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax K100D S being a Compact SLR camera.
Before getting straight to a in-depth comparison, here is a short introduction of how the E-M1 II grades vs the K100D S in the way of portability, imaging, features and an overall score.
Photography Glossary Olympus E-M1 II vs Pentax K100D S Gallery
Here is a sample of the gallery pics for Olympus OM-D E-M1 Mark II & Pentax K100D Super. The entire galleries are provided at Olympus E-M1 II Gallery & Pentax K100D S Gallery.
Reasons to pick Olympus E-M1 II over the Pentax K100D S
| E-M1 II | K100D S | |||
|---|---|---|---|---|
| Introduced | September 2016 | June 2007 | More modern by 113 months | |
| Display type | Fully Articulated | Fixed | Fully Articulating display | |
| Display size | 3" | 2.5" | Larger display (+0.5") | |
| Display resolution | 1037k | 210k | Crisper display (+827k dot) | |
| Selfie screen | Take selfies | |||
| Touch display | Easily navigate |
Reasons to pick Pentax K100D S over the Olympus E-M1 II
| K100D S | E-M1 II |
|---|
Common features in the Olympus E-M1 II and Pentax K100D S
| E-M1 II | K100D S | |||
|---|---|---|---|---|
| Manually focus | Very accurate focusing |
Olympus E-M1 II vs Pentax K100D S Physical Comparison
For anybody who is planning to carry around your camera often, you are going to need to think about its weight and size. The Olympus E-M1 II features external dimensions of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") along with a weight of 574 grams (1.27 lbs) and the Pentax K100D S has specifications of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") and a weight of 646 grams (1.42 lbs).
Check out the Olympus E-M1 II vs Pentax K100D S in our completely new Camera & Lens Size Comparison Tool.
Don't forget, the weight of an ILC will vary depending on the lens you have at that moment. Below is a front view measurements comparison of the E-M1 II and the K100D S.

Taking into consideration size and weight, the portability score of the E-M1 II and K100D S is 68 and 65 respectively.
Olympus E-M1 II vs Pentax K100D S Sensor Comparison
In many cases, it can be difficult to visualize the difference in sensor sizes merely by looking through specifications. The pic here should provide you a clearer sense of the sensor sizes in the E-M1 II and K100D S.
To sum up, both of the cameras come with different resolutions and different sensor sizes. The E-M1 II featuring a smaller sensor is going to make getting shallow depth of field trickier and the Olympus E-M1 II will provide you with more detail due to its extra 14 Megapixels. Greater resolution will also let you crop photos a good deal more aggressively. The newer E-M1 II provides a benefit with regard to sensor innovation.
Olympus E-M1 II vs Pentax K100D S Screen and ViewFinder
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Olympus E-M1 II vs Pentax K100D S Specifications
| Olympus OM-D E-M1 Mark II | Pentax K100D Super | |
|---|---|---|
| General Information | ||
| Company | Olympus | Pentax |
| Model | Olympus OM-D E-M1 Mark II | Pentax K100D Super |
| Category | Pro Mirrorless | Entry-Level DSLR |
| Announced | 2016-09-19 | 2007-06-28 |
| Body design | SLR-style mirrorless | Compact SLR |
| Sensor Information | ||
| Processor Chip | TruePic VIII | - |
| Sensor type | CMOS | CCD |
| Sensor size | Four Thirds | APS-C |
| Sensor dimensions | 17.4 x 13mm | 23.5 x 15.7mm |
| Sensor area | 226.2mm² | 369.0mm² |
| Sensor resolution | 20 megapixels | 6 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 3:2 |
| Highest resolution | 5184 x 3888 | 3008 x 2008 |
| Highest native ISO | 25600 | 3200 |
| Minimum native ISO | 200 | 200 |
| RAW files | ||
| Minimum boosted ISO | 64 | - |
| Autofocusing | ||
| Manual focus | ||
| Touch focus | ||
| Continuous AF | ||
| Single AF | ||
| Tracking AF | ||
| Selective AF | ||
| AF center weighted | ||
| AF multi area | ||
| AF live view | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Number of focus points | 121 | 11 |
| Lens | ||
| Lens mounting type | Micro Four Thirds | Pentax KAF2 |
| Total lenses | 107 | 151 |
| Crop factor | 2.1 | 1.5 |
| Screen | ||
| Display type | Fully Articulated | Fixed Type |
| Display sizing | 3 inch | 2.5 inch |
| Resolution of display | 1,037 thousand dot | 210 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Viewfinder Information | ||
| Viewfinder | Electronic | Optical (pentamirror) |
| Viewfinder resolution | 2,360 thousand dot | - |
| Viewfinder coverage | 100% | 96% |
| Viewfinder magnification | 0.74x | 0.57x |
| Features | ||
| Slowest shutter speed | 60 secs | 30 secs |
| Maximum shutter speed | 1/8000 secs | 1/4000 secs |
| Maximum quiet shutter speed | 1/32000 secs | - |
| Continuous shooting speed | 60.0 frames per second | 3.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | 9.10 m (at ISO 100) | - |
| Flash options | Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual | Auto, On, Off, Red-eye reduction |
| External flash | ||
| AE bracketing | ||
| White balance bracketing | ||
| Maximum flash sync | 1/250 secs | 1/180 secs |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM, 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM | - |
| Highest video resolution | 4096x2160 | None |
| Video format | MOV, H.264 | - |
| Mic jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Built-In | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.0 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 574g (1.27 lbs) | 646g (1.42 lbs) |
| Physical dimensions | 134 x 91 x 67mm (5.3" x 3.6" x 2.6") | 129 x 91 x 71mm (5.1" x 3.6" x 2.8") |
| DXO scores | ||
| DXO All around score | 80 | not tested |
| DXO Color Depth score | 23.7 | not tested |
| DXO Dynamic range score | 12.8 | not tested |
| DXO Low light score | 1312 | not tested |
| Other | ||
| Battery life | 350 shots | - |
| Style of battery | Battery Pack | - |
| Battery model | BLH-1 | 4 x AA |
| Self timer | Yes (2 or 12 secs, custom) | Yes (2 or 12 sec) |
| Time lapse feature | ||
| Storage media | Dual SD/SDHC/SDXC slots | SD/SDHC card |
| Storage slots | 2 | One |
| Retail price | $1,700 | $520 |