Olympus E-300 vs Pentax K-1
67 Imaging
41 Features
31 Overall
37
55 Imaging
75 Features
82 Overall
77
Olympus E-300 vs Pentax K-1 Key Specs
(Full Review)
- 8MP - Four Thirds Sensor
- 1.8" Fixed Display
- ISO 100 - 400 (Boost to 1600)
- No Video
- Micro Four Thirds Mount
- 624g - 147 x 85 x 64mm
- Revealed January 2005
- Also Known as EVOLT E-300
- Refreshed by Olympus E-330
(Full Review)
- 36MP - Full frame Sensor
- 3.2" Fully Articulated Display
- ISO 100 - 204800
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 1010g - 137 x 110 x 86mm
- Launched February 2016
- Updated by Pentax K-1 II
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Lets look more closely at the Olympus E-300 versus Pentax K-1, both Advanced DSLR digital cameras by manufacturers Olympus and Pentax. There exists a noticeable gap between the sensor resolutions of the E-300 (8MP) and K-1 (36MP) and the E-300 (Four Thirds) and K-1 (Full frame) offer totally different sensor sizing.
Pentax 17 Pre-Orders Outperform Expectations by a LandslideThe E-300 was manufactured 12 years before the K-1 and that is quite a sizable difference as far as technology is concerned. Both of these cameras feature the same body design (Mid-size SLR).
Before we go into a complete comparison, here is a concise introduction of how the E-300 scores against the K-1 with regards to portability, imaging, features and an overall rating.
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The following is a sample of the gallery pictures for Olympus E-300 & Pentax K-1. The entire galleries are available at Olympus E-300 Gallery & Pentax K-1 Gallery.
Reasons to pick Olympus E-300 over the Pentax K-1
| E-300 | K-1 |
|---|
Reasons to pick Pentax K-1 over the Olympus E-300
| K-1 | E-300 | |||
|---|---|---|---|---|
| Launched | February 2016 | January 2005 | Fresher by 135 months | |
| Display type | Fully Articulated | Fixed | Fully Articulating display | |
| Display size | 3.2" | 1.8" | Larger display (+1.4") | |
| Display resolution | 1037k | 134k | Sharper display (+903k dot) |
Common features in the Olympus E-300 and Pentax K-1
| E-300 | K-1 | |||
|---|---|---|---|---|
| Focus manually | Very accurate focusing | |||
| Selfie screen | Lacking selfie screen | |||
| Touch friendly display | Neither comes with Touch friendly display |
Olympus E-300 vs Pentax K-1 Physical Comparison
When you are looking to carry your camera, you're going to have to think about its weight and volume. The Olympus E-300 comes with exterior dimensions of 147mm x 85mm x 64mm (5.8" x 3.3" x 2.5") accompanied by a weight of 624 grams (1.38 lbs) whilst the Pentax K-1 has sizing of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") having a weight of 1010 grams (2.23 lbs).
Check the Olympus E-300 versus Pentax K-1 in our newest Camera plus Lens Size Comparison Tool.
Bear in mind, the weight of an ILC will differ based on the lens you use at that time. The following is a front view measurement comparison of the E-300 against the K-1.

Taking into account dimensions and weight, the portability score of the E-300 and K-1 is 67 and 55 respectively.
Olympus E-300 vs Pentax K-1 Sensor Comparison
Quite often, its hard to envision the gap between sensor sizing purely by reading through specs. The graphic here might provide you a much better sense of the sensor dimensions in the E-300 and K-1.
As you can plainly see, both cameras feature different megapixel count and different sensor sizing. The E-300 featuring a tinier sensor will make getting shallower DOF tougher and the Pentax K-1 will resolve greater detail due to its extra 28MP. Greater resolution can also enable you to crop photos way more aggressively. The older E-300 is going to be behind in sensor tech.
Olympus E-300 vs Pentax K-1 Screen and ViewFinder
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Olympus E-300 vs Pentax K-1 Specifications
| Olympus E-300 | Pentax K-1 | |
|---|---|---|
| General Information | ||
| Company | Olympus | Pentax |
| Model type | Olympus E-300 | Pentax K-1 |
| Also called as | EVOLT E-300 | - |
| Type | Advanced DSLR | Advanced DSLR |
| Revealed | 2005-01-10 | 2016-02-17 |
| Body design | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Sensor type | CCD | CMOS |
| Sensor size | Four Thirds | Full frame |
| Sensor dimensions | 17.3 x 13mm | 35.9 x 24mm |
| Sensor area | 224.9mm² | 861.6mm² |
| Sensor resolution | 8MP | 36MP |
| Anti alias filter | ||
| Aspect ratio | 4:3 | 3:2 |
| Peak resolution | 3264 x 2448 | 7360 x 4912 |
| Highest native ISO | 400 | 204800 |
| Highest enhanced ISO | 1600 | - |
| Min native ISO | 100 | 100 |
| RAW files | ||
| Autofocusing | ||
| Manual focusing | ||
| Touch to focus | ||
| AF continuous | ||
| Single AF | ||
| Tracking AF | ||
| Selective AF | ||
| AF center weighted | ||
| Multi area AF | ||
| AF live view | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Total focus points | 3 | 33 |
| Cross type focus points | - | 25 |
| Lens | ||
| Lens support | Micro Four Thirds | Pentax KAF2 |
| Available lenses | 45 | 151 |
| Crop factor | 2.1 | 1 |
| Screen | ||
| Display type | Fixed Type | Fully Articulated |
| Display size | 1.8" | 3.2" |
| Resolution of display | 134 thousand dot | 1,037 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentamirror) | Optical (pentaprism) |
| Viewfinder coverage | - | 100% |
| Viewfinder magnification | - | 0.7x |
| Features | ||
| Min shutter speed | 60 secs | 30 secs |
| Max shutter speed | 1/4000 secs | 1/8000 secs |
| Continuous shutter speed | 3.0 frames per second | 4.4 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash distance | - | no built-in flash |
| Flash modes | Auto, Auto FP, Manual, Red-Eye | Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync |
| External flash | ||
| Auto exposure bracketing | ||
| WB bracketing | ||
| Max flash sync | 1/180 secs | 1/200 secs |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | - | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p) |
| Highest video resolution | None | 1920x1080 |
| Video file format | - | MPEG-4, H.264 |
| Mic input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | None | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 1.0 (1.5 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | Built-in |
| Physical | ||
| Environment seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 624 gr (1.38 lb) | 1010 gr (2.23 lb) |
| Physical dimensions | 147 x 85 x 64mm (5.8" x 3.3" x 2.5") | 137 x 110 x 86mm (5.4" x 4.3" x 3.4") |
| DXO scores | ||
| DXO Overall rating | not tested | 96 |
| DXO Color Depth rating | not tested | 25.4 |
| DXO Dynamic range rating | not tested | 14.6 |
| DXO Low light rating | not tested | 3280 |
| Other | ||
| Battery life | - | 760 pictures |
| Form of battery | - | Battery Pack |
| Battery ID | - | D-LI90 |
| Self timer | Yes (2 or 12 sec) | Yes (2 or 12 sec, custom) |
| Time lapse feature | ||
| Storage media | Compact Flash (Type I or II) | Dual SD/SDHC/SDXC (UHS-I) |
| Storage slots | One | Two |
| Retail price | $800 | $1,499 |