Casio EX-Z550 vs Samsung ST30
95 Imaging
36 Features
25 Overall
31
98 Imaging
32 Features
18 Overall
26
Casio EX-Z550 vs Samsung ST30 Key Specs
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.7" Fixed Display
- ISO 64 - 3200
- Sensor-shift Image Stabilization
- 640 x 480 video
- 26-104mm (F2.6-5.9) lens
- 143g - 99 x 53 x 20mm
- Revealed January 2010
(Full Review)
- 10MP - 1/3" Sensor
- 3" Fixed Screen
- ISO 0 - 0
- 640 x 480 video
- ()mm (F) lens
- 87g - 82 x 52 x 17mm
- Released January 2011
Photography Glossary Casio EX-Z550 vs Samsung ST30 Overview
Let's look a bit more closely at the Casio EX-Z550 versus Samsung ST30, both Ultracompact digital cameras by companies Casio and Samsung. There is a substantial difference between the image resolutions of the EX-Z550 (14MP) and ST30 (10MP) and the EX-Z550 (1/2.3") and ST30 (1/3") boast different sensor measurements.
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesThe EX-Z550 was launched 12 months earlier than the ST30 and they are of a similar age. Both of these cameras have the same body design (Ultracompact).
Before diving straight to a thorough comparison, here is a brief summation of how the EX-Z550 matches up vs the ST30 in terms of portability, imaging, features and an overall mark.
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Following is a preview of the gallery photos for Casio Exilim EX-Z550 & Samsung ST30. The complete galleries are available at Casio EX-Z550 Gallery & Samsung ST30 Gallery.
Reasons to pick Casio EX-Z550 over the Samsung ST30
| EX-Z550 | ST30 | |||
|---|---|---|---|---|
| Manually focus | Dial precise focusing |
Reasons to pick Samsung ST30 over the Casio EX-Z550
| ST30 | EX-Z550 | |||
|---|---|---|---|---|
| Released | January 2011 | January 2010 | Newer by 12 months | |
| Screen dimensions | 3" | 2.7" | Bigger screen (+0.3") | |
| Screen resolution | 460k | 230k | Clearer screen (+230k dot) |
Common features in the Casio EX-Z550 and Samsung ST30
| EX-Z550 | ST30 | |||
|---|---|---|---|---|
| Screen type | Fixed | Fixed | Fixed screen | |
| Selfie screen | Neither provides selfie screen | |||
| Touch screen | Absent Touch screen |
Casio EX-Z550 vs Samsung ST30 Physical Comparison
In case you're going to travel with your camera frequently, you will have to take into account its weight and dimensions. The Casio EX-Z550 provides exterior measurements of 99mm x 53mm x 20mm (3.9" x 2.1" x 0.8") along with a weight of 143 grams (0.32 lbs) whilst the Samsung ST30 has dimensions of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") along with a weight of 87 grams (0.19 lbs).
Analyze the Casio EX-Z550 versus Samsung ST30 in our completely new Camera & Lens Size Comparison Tool.
Do not forget, the weight of an ILC will differ dependant on the lens you have attached during that time. Underneath is a front view measurement comparison of the EX-Z550 vs the ST30.

Taking into consideration size and weight, the portability rating of the EX-Z550 and ST30 is 95 and 98 respectively.
Casio EX-Z550 vs Samsung ST30 Sensor Comparison
Usually, it is very difficult to imagine the gap between sensor dimensions simply by reading through technical specs. The picture underneath may give you a stronger sense of the sensor sizing in the EX-Z550 and ST30.
As you have seen, the 2 cameras provide different megapixel count and different sensor dimensions. The EX-Z550 because of its bigger sensor is going to make getting bokeh simpler and the Casio EX-Z550 will resolve more detail utilizing its extra 4MP. Higher resolution will also help you crop shots more aggressively. The more aged EX-Z550 is going to be behind with regard to sensor innovation.
Casio EX-Z550 vs Samsung ST30 Screen and ViewFinder
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Casio EX-Z550 vs Samsung ST30 Specifications
| Casio Exilim EX-Z550 | Samsung ST30 | |
|---|---|---|
| General Information | ||
| Brand | Casio | Samsung |
| Model type | Casio Exilim EX-Z550 | Samsung ST30 |
| Class | Ultracompact | Ultracompact |
| Revealed | 2010-01-06 | 2011-01-19 |
| Physical type | Ultracompact | Ultracompact |
| Sensor Information | ||
| Sensor type | CCD | CCD |
| Sensor size | 1/2.3" | 1/3" |
| Sensor measurements | 6.17 x 4.55mm | 4.8 x 3.6mm |
| Sensor surface area | 28.1mm² | 17.3mm² |
| Sensor resolution | 14 megapixels | 10 megapixels |
| Anti alias filter | ||
| Aspect ratio | 4:3, 3:2 and 16:9 | - |
| Maximum resolution | 4320 x 3240 | 4608 x 3456 |
| Maximum native ISO | 3200 | - |
| Min native ISO | 64 | - |
| RAW images | ||
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Continuous AF | ||
| AF single | ||
| Tracking AF | ||
| AF selectice | ||
| AF center weighted | ||
| AF multi area | ||
| Live view AF | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Lens | ||
| Lens support | fixed lens | fixed lens |
| Lens zoom range | 26-104mm (4.0x) | () |
| Largest aperture | f/2.6-5.9 | - |
| Crop factor | 5.8 | 7.5 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display size | 2.7 inch | 3 inch |
| Resolution of display | 230 thousand dots | 460 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Viewfinder Information | ||
| Viewfinder type | None | None |
| Features | ||
| Lowest shutter speed | 4 seconds | 8 seconds |
| Highest shutter speed | 1/2000 seconds | 1/2000 seconds |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Custom WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash options | Auto, flash off, flash on, red eye reduction | - |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 1280 × 720, 640 x 480, 320 x 240 | 640 x 480 |
| Maximum video resolution | 640x480 | 640x480 |
| Video data format | Motion JPEG | - |
| Microphone port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | none |
| GPS | None | None |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 143g (0.32 lb) | 87g (0.19 lb) |
| Physical dimensions | 99 x 53 x 20mm (3.9" x 2.1" x 0.8") | 82 x 52 x 17mm (3.2" x 2.0" x 0.7") |
| DXO scores | ||
| DXO All around rating | not tested | not tested |
| DXO Color Depth rating | not tested | not tested |
| DXO Dynamic range rating | not tested | not tested |
| DXO Low light rating | not tested | not tested |
| Other | ||
| Self timer | Yes (10 seconds, 2 seconds, Triple Self-timer) | - |
| Time lapse recording | ||
| Type of storage | SD/SDHC card, Internal | - |
| Card slots | 1 | 1 |
| Cost at launch | $149 | $55 |