Olympus E-M1 II vs Pentax K-x
68 Imaging
59 Features
93 Overall
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69 Imaging
51 Features
47 Overall
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Olympus E-M1 II vs Pentax K-x Key Specs
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Fully Articulated Screen
- 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
- Succeeded the Olympus E-M1
- Updated by Olympus E-M1 III
(Full Review)
- 12MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 6400 (Raise to 12800)
- Sensor based Image Stabilization
- 1/6000s Maximum Shutter
- 1280 x 720 video
- Pentax KAF2 Mount
- 580g - 123 x 92 x 68mm
- Announced December 2009
Apple Innovates by Creating Next-Level Optical Stabilization for iPhone Olympus E-M1 II vs Pentax K-x Overview
Let's look closer at the Olympus E-M1 II versus Pentax K-x, former is a Pro Mirrorless while the other is a Entry-Level DSLR by rivals Olympus and Pentax. There exists a considerable gap between the image resolutions of the E-M1 II (20MP) and K-x (12MP) and the E-M1 II (Four Thirds) and K-x (APS-C) provide different sensor sizing.
Photobucket discusses licensing 13 billion images with AI firmsThe E-M1 II was unveiled 6 years after the K-x which is quite a large difference as far as technology is concerned. Both of these cameras feature different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax K-x being a Compact SLR camera.
Before delving into a full comparison, here is a simple view of how the E-M1 II scores versus the K-x for portability, imaging, features and an overall score.
Meta to Introduce 'AI-Generated' Labels for Media starting next month Olympus E-M1 II vs Pentax K-x Gallery
This is a sample of the gallery pics for Olympus OM-D E-M1 Mark II & Pentax K-x. The full galleries are available at Olympus E-M1 II Gallery & Pentax K-x Gallery.
Reasons to pick Olympus E-M1 II over the Pentax K-x
| E-M1 II | K-x | |||
|---|---|---|---|---|
| Announced | September 2016 | December 2009 | More modern by 83 months | |
| Display type | Fully Articulated | Fixed | Fully Articulating display | |
| Display size | 3" | 2.7" | Larger display (+0.3") | |
| Display resolution | 1037k | 230k | Sharper display (+807k dot) | |
| Selfie screen | Take selfies | |||
| Touch display | Easily navigate |
Reasons to pick Pentax K-x over the Olympus E-M1 II
| K-x | E-M1 II |
|---|
Common features in the Olympus E-M1 II and Pentax K-x
| E-M1 II | K-x | |||
|---|---|---|---|---|
| Manual focus | Dial precise focus |
Olympus E-M1 II vs Pentax K-x Physical Comparison
For anyone who is looking to carry around your camera regularly, you will have to consider its weight and dimensions. The Olympus E-M1 II enjoys physical measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") along with a weight of 574 grams (1.27 lbs) whilst the Pentax K-x has dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs).
Analyze the Olympus E-M1 II versus Pentax K-x in our newest Camera plus Lens Size Comparison Tool.
Take into account, the weight of an ILC will vary depending on the lens you have attached at the time. Following is a front view overall size comparison of the E-M1 II versus the K-x.

Looking at dimensions and weight, the portability grade of the E-M1 II and K-x is 68 and 69 respectively.
Olympus E-M1 II vs Pentax K-x Sensor Comparison
Normally, it's difficult to visualize the gap between sensor sizes purely by looking at specifications. The image below might provide you a far better sense of the sensor sizing in the E-M1 II and K-x.
Plainly, both cameras feature different resolutions and different sensor sizes. The E-M1 II with its tinier sensor is going to make achieving shallow DOF more challenging and the Olympus E-M1 II will give you greater detail having an extra 8MP. Greater resolution will also make it easier to crop pics way more aggressively. The more recent E-M1 II should have a benefit in sensor tech.
Olympus E-M1 II vs Pentax K-x Screen and ViewFinder
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Olympus E-M1 II vs Pentax K-x Specifications
| Olympus OM-D E-M1 Mark II | Pentax K-x | |
|---|---|---|
| General Information | ||
| Company | Olympus | Pentax |
| Model type | Olympus OM-D E-M1 Mark II | Pentax K-x |
| Type | Pro Mirrorless | Entry-Level DSLR |
| Announced | 2016-09-19 | 2009-12-23 |
| Physical type | SLR-style mirrorless | Compact SLR |
| Sensor Information | ||
| Chip | TruePic VIII | Prime |
| Sensor type | CMOS | CMOS |
| Sensor size | Four Thirds | APS-C |
| Sensor measurements | 17.4 x 13mm | 23.6 x 15.8mm |
| Sensor area | 226.2mm² | 372.9mm² |
| Sensor resolution | 20 megapixels | 12 megapixels |
| Anti alias filter | ||
| Aspect ratio | 4:3 | 3:2 |
| Peak resolution | 5184 x 3888 | 4288 x 2848 |
| Highest native ISO | 25600 | 6400 |
| Highest enhanced ISO | - | 12800 |
| Min native ISO | 200 | 100 |
| RAW photos | ||
| Min enhanced ISO | 64 | - |
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| Continuous AF | ||
| AF single | ||
| AF tracking | ||
| Selective AF | ||
| AF center weighted | ||
| AF multi area | ||
| AF live view | ||
| Face detection AF | ||
| Contract detection AF | ||
| Phase detection AF | ||
| Total focus points | 121 | 11 |
| Lens | ||
| Lens mount type | Micro Four Thirds | Pentax KAF2 |
| Amount of lenses | 107 | 151 |
| Focal length multiplier | 2.1 | 1.5 |
| Screen | ||
| Type of screen | Fully Articulated | Fixed Type |
| Screen size | 3" | 2.7" |
| Screen resolution | 1,037 thousand dots | 230 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Screen tech | - | TFT LCD monitor |
| Viewfinder Information | ||
| Viewfinder type | Electronic | Optical (pentamirror) |
| Viewfinder resolution | 2,360 thousand dots | - |
| Viewfinder coverage | 100% | 96% |
| Viewfinder magnification | 0.74x | 0.57x |
| Features | ||
| Min shutter speed | 60 seconds | 30 seconds |
| Max shutter speed | 1/8000 seconds | 1/6000 seconds |
| Max silent shutter speed | 1/32000 seconds | - |
| Continuous shutter rate | 60.0 frames per second | 5.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash distance | 9.10 m (at ISO 100) | 16.00 m |
| 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, Slow Sync, Rear curtain, Wireless |
| Hot shoe | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Max flash synchronize | 1/250 seconds | 1/180 seconds |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM, 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM | 1280 x 720 (24 fps), 640 x 416 (24 fps) |
| Highest video resolution | 4096x2160 | 1280x720 |
| Video file format | MOV, H.264 | Motion JPEG |
| Microphone port | ||
| Headphone port | ||
| 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 | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 574g (1.27 lbs) | 580g (1.28 lbs) |
| Physical dimensions | 134 x 91 x 67mm (5.3" x 3.6" x 2.6") | 123 x 92 x 68mm (4.8" x 3.6" x 2.7") |
| DXO scores | ||
| DXO Overall rating | 80 | 72 |
| DXO Color Depth rating | 23.7 | 22.8 |
| DXO Dynamic range rating | 12.8 | 12.5 |
| DXO Low light rating | 1312 | 811 |
| Other | ||
| Battery life | 350 pictures | 1900 pictures |
| Battery type | Battery Pack | Battery Pack |
| Battery ID | BLH-1 | 4 x AA |
| Self timer | Yes (2 or 12 secs, custom) | Yes (2 or 12 sec) |
| Time lapse recording | ||
| Type of storage | Dual SD/SDHC/SDXC slots | SD/SDHC card |
| Card slots | 2 | One |
| Price at release | $1,700 | $600 |