Olympus E-520 vs Samsung GX-20
68 Imaging
44 Features
45 Overall
44
58 Imaging
52 Features
52 Overall
52
Olympus E-520 vs Samsung GX-20 Key Specs
(Full Review)
- 10MP - Four Thirds Sensor
- 2.7" Fixed Screen
- ISO 100 - 1600
- Sensor based Image Stabilization
- No Video
- Micro Four Thirds Mount
- 552g - 136 x 92 x 68mm
- Introduced August 2008
- Earlier Model is Olympus E-510
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Display
- ISO 100 - 3200 (Push to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 72mm
- Announced January 2008
- Superseded the Samsung GX-10
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Its time to look a little more closely at the Olympus E-520 versus Samsung GX-20, one is a Entry-Level DSLR and the other is a Advanced DSLR by manufacturers Olympus and Samsung. There exists a crucial gap between the resolutions of the E-520 (10MP) and GX-20 (15MP) and the E-520 (Four Thirds) and GX-20 (APS-C) boast totally different sensor size.
President Biden pushes bill mandating TikTok sale or banThe E-520 was announced 7 months after the GX-20 so they are of a similar generation. Each of the cameras have different body design with the Olympus E-520 being a Compact SLR camera and the Samsung GX-20 being a Mid-size SLR camera.
Before we go right into a complete comparison, here is a quick highlight of how the E-520 scores against the GX-20 for portability, imaging, features and an overall mark.
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This is a sample of the gallery pics for Olympus E-520 and Samsung GX-20. The whole galleries are provided at Olympus E-520 Gallery and Samsung GX-20 Gallery.
Reasons to pick Olympus E-520 over the Samsung GX-20
| E-520 | GX-20 | |||
|---|---|---|---|---|
| Announced | August 2008 | January 2008 | Newer by 7 months |
Reasons to pick Samsung GX-20 over the Olympus E-520
| GX-20 | E-520 |
|---|
Common features in the Olympus E-520 and Samsung GX-20
| E-520 | GX-20 | |||
|---|---|---|---|---|
| Focus manually | More accurate focus | |||
| Display type | Fixed | Fixed | Fixed display | |
| Display dimensions | 2.7" | 2.7" | Equal display size | |
| Display resolution | 230k | 230k | Exact same display resolution | |
| Selfie screen | Lack of selfie screen | |||
| Touch friendly display | Lack of Touch friendly display |
Olympus E-520 vs Samsung GX-20 Physical Comparison
For those who are planning to travel with your camera regularly, you will have to think about its weight and dimensions. The Olympus E-520 has exterior measurements of 136mm x 92mm x 68mm (5.4" x 3.6" x 2.7") and a weight of 552 grams (1.22 lbs) whilst the Samsung GX-20 has dimensions of 142mm x 101mm x 72mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs).
Check out the Olympus E-520 versus Samsung GX-20 in the latest Camera and Lens Size Comparison Tool.
Take into consideration, the weight of an Interchangeable Lens Camera will differ based on the lens you choose at the time. Here is a front view dimensions comparison of the E-520 versus the GX-20.

Looking at dimensions and weight, the portability rating of the E-520 and GX-20 is 68 and 58 respectively.
Olympus E-520 vs Samsung GX-20 Sensor Comparison
Quite often, it can be tough to visualise the gap between sensor dimensions simply by going over specs. The pic underneath should offer you a better sense of the sensor sizing in the E-520 and GX-20.
As you can plainly see, both of these cameras have different megapixels and different sensor dimensions. The E-520 with its tinier sensor will make getting shallow DOF harder and the Samsung GX-20 will offer you greater detail with its extra 5 Megapixels. Greater resolution will also help you crop photos a bit more aggressively. The newer E-520 is going to have an advantage when it comes to sensor tech.
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Olympus E-520 vs Samsung GX-20 Specifications
| Olympus E-520 | Samsung GX-20 | |
|---|---|---|
| General Information | ||
| Company | Olympus | Samsung |
| Model type | Olympus E-520 | Samsung GX-20 |
| Category | Entry-Level DSLR | Advanced DSLR |
| Introduced | 2008-08-20 | 2008-01-24 |
| Body design | Compact SLR | Mid-size SLR |
| Sensor Information | ||
| Sensor type | CMOS | CMOS |
| Sensor size | Four Thirds | APS-C |
| Sensor measurements | 17.3 x 13mm | 23.4 x 15.6mm |
| Sensor area | 224.9mm² | 365.0mm² |
| Sensor resolution | 10 megapixels | 15 megapixels |
| Anti alias filter | ||
| Aspect ratio | 4:3 | - |
| Maximum resolution | 3648 x 2736 | 4688 x 3120 |
| Maximum native ISO | 1600 | 3200 |
| Maximum boosted ISO | - | 6400 |
| Min native ISO | 100 | 100 |
| RAW files | ||
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| AF continuous | ||
| Single AF | ||
| Tracking AF | ||
| Selective AF | ||
| Center weighted AF | ||
| Multi area AF | ||
| AF live view | ||
| Face detection focusing | ||
| Contract detection focusing | ||
| Phase detection focusing | ||
| Total focus points | 3 | 11 |
| Lens | ||
| Lens mount type | Micro Four Thirds | Pentax KAF2 |
| Total lenses | 45 | 151 |
| Crop factor | 2.1 | 1.5 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen size | 2.7 inches | 2.7 inches |
| Resolution of screen | 230k dot | 230k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentamirror) | Optical (pentaprism) |
| Viewfinder coverage | 95 percent | 95 percent |
| Viewfinder magnification | 0.46x | 0.64x |
| Features | ||
| Lowest shutter speed | 60 seconds | 30 seconds |
| Highest shutter speed | 1/4000 seconds | 1/4000 seconds |
| Continuous shooting speed | 4.0 frames per sec | 3.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash distance | 12.00 m (at ISO 100) | 13.00 m (at ISO 100) |
| Flash settings | Auto, Auto FP, Manual, Red-Eye | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless |
| Hot shoe | ||
| AEB | ||
| WB bracketing | ||
| Highest flash sync | 1/180 seconds | 1/180 seconds |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Maximum video resolution | None | None |
| Microphone jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 552g (1.22 lbs) | 800g (1.76 lbs) |
| Physical dimensions | 136 x 92 x 68mm (5.4" x 3.6" x 2.7") | 142 x 101 x 72mm (5.6" x 4.0" x 2.8") |
| DXO scores | ||
| DXO All around rating | 55 | 68 |
| DXO Color Depth rating | 21.4 | 23.1 |
| DXO Dynamic range rating | 10.4 | 11.2 |
| DXO Low light rating | 548 | 714 |
| Other | ||
| Battery life | 650 photographs | - |
| Style of battery | Battery Pack | - |
| Self timer | Yes (2 or 12 sec) | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Type of storage | Compact Flash (Type I or II), xD Picture Card | SD/MMC/SDHC card |
| Storage slots | 1 | 1 |
| Pricing at launch | $400 | $850 |