Samsung ST30 vs Sony A390
98 Imaging
32 Features
18 Overall
26
66 Imaging
53 Features
54 Overall
53
Samsung ST30 vs Sony A390 Key Specs
(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
- Revealed January 2011
(Full Review)
- 14MP - APS-C Sensor
- 2.7" Tilting Screen
- ISO 100 - 3200
- Sensor based Image Stabilization
- No Video
- Sony/Minolta Alpha Mount
- 549g - 128 x 97 x 86mm
- Introduced July 2010
- Superseded the Sony A380
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On this page, we will be evaluating the Samsung ST30 versus Sony A390, former being a Ultracompact while the latter is a Entry-Level DSLR by companies Samsung and Sony. There is a sizable difference between the sensor resolutions of the ST30 (10MP) and A390 (14MP) and the ST30 (1/3") and A390 (APS-C) offer different sensor size.
President Biden pushes bill mandating TikTok sale or banThe ST30 was unveiled 6 months later than the A390 which means that they are both of a similar age. Both cameras have different body design with the Samsung ST30 being a Ultracompact camera and the Sony A390 being a Compact SLR camera.
Before going straight to a thorough comparison, here is a quick synopsis of how the ST30 grades against the A390 in relation to portability, imaging, features and an overall rating.
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This is a preview of the gallery photos for Samsung ST30 & Sony Alpha DSLR-A390. The full galleries are available at Samsung ST30 Gallery & Sony A390 Gallery.
Reasons to pick Samsung ST30 over the Sony A390
| ST30 | A390 | |||
|---|---|---|---|---|
| Screen dimensions | 3" |  | 2.7" | Bigger screen (+0.3") |
| Screen resolution | 460k |  | 230k | Crisper screen (+230k dot) |
Reasons to pick Sony A390 over the Samsung ST30
| A390 | ST30 | |||
|---|---|---|---|---|
| Manually focus |  | Dial exact focus | ||
| Screen type | Tilting |  | Fixed | Tilting screen |
Common features in the Samsung ST30 and Sony A390
| ST30 | A390 | |||
|---|---|---|---|---|
| Introduced | January 2011 |  | July 2010 | Similar age |
| Selfie screen |  | Absent selfie screen | ||
| Touch friendly screen |  | Neither offers Touch friendly screen |
Samsung ST30 vs Sony A390 Physical Comparison
For anyone who is going to carry your camera frequently, you'll need to take into account its weight and measurements. The Samsung ST30 offers exterior 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) and the Sony A390 has proportions of 128mm x 97mm x 86mm (5.0" x 3.8" x 3.4") along with a weight of 549 grams (1.21 lbs).
See the Samsung ST30 versus Sony A390 in our newest Camera & Lens Size Comparison Tool.
Don't forget, the weight of an ILC will change dependant on the lens you are utilizing at that time. Below is a front view dimension comparison of the ST30 against the A390.
Taking into account size and weight, the portability grade of the ST30 and A390 is 98 and 66 respectively.
Samsung ST30 vs Sony A390 Sensor Comparison
Oftentimes, it is tough to visualize the difference between sensor sizing simply by reading specs. The photograph here should give you a better sense of the sensor dimensions in the ST30 and A390.
All in all, both of these cameras provide different megapixel count and different sensor sizing. The ST30 having a tinier sensor is going to make getting shallower depth of field trickier and the Sony A390 will offer more detail having an extra 4 Megapixels. Higher resolution will also let you crop photographs more aggressively.
Samsung ST30 vs Sony A390 Screen and ViewFinder
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Samsung ST30 vs Sony A390 Specifications
| Samsung ST30 | Sony Alpha DSLR-A390 | |
|---|---|---|
| General Information | ||
| Manufacturer | Samsung | Sony |
| Model type | Samsung ST30 | Sony Alpha DSLR-A390 |
| Category | Ultracompact | Entry-Level DSLR |
| Revealed | 2011-01-19 | 2010-07-28 |
| Physical type | Ultracompact | Compact SLR |
| Sensor Information | ||
| Processor Chip | - | Bionz |
| Sensor type | CCD | CCD |
| Sensor size | 1/3" | APS-C |
| Sensor measurements | 4.8 x 3.6mm | 23.5 x 15.7mm |
| Sensor surface area | 17.3mm² | 369.0mm² |
| Sensor resolution | 10 megapixels | 14 megapixels |
| Anti alias filter | ||
| Aspect ratio | - | 3:2 and 16:9 |
| Peak resolution | 4608 x 3456 | 4592 x 3056 |
| Highest native ISO | - | 3200 |
| Minimum native ISO | - | 100 |
| RAW photos | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Total focus points | - | 9 |
| Lens | ||
| Lens mount type | fixed lens | Sony/Minolta Alpha |
| Lens zoom range | () | - |
| Total lenses | - | 143 |
| Focal length multiplier | 7.5 | 1.5 |
| Screen | ||
| Screen type | Fixed Type | Tilting |
| Screen diagonal | 3 inches | 2.7 inches |
| Resolution of screen | 460 thousand dots | 230 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Viewfinder Information | ||
| Viewfinder | None | Optical (pentamirror) |
| Viewfinder coverage | - | 95% |
| Viewfinder magnification | - | 0.49x |
| Features | ||
| Minimum shutter speed | 8 seconds | 30 seconds |
| Fastest shutter speed | 1/2000 seconds | 1/4000 seconds |
| Continuous shutter rate | - | 3.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | - | Yes |
| Set white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash distance | - | 10.00 m (at ISO 100) |
| Flash settings | - | Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Wireless |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Fastest flash synchronize | - | 1/160 seconds |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 640 x 480 | - |
| Highest video resolution | 640x480 | None |
| Microphone support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | none | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 87 gr (0.19 lbs) | 549 gr (1.21 lbs) |
| Physical dimensions | 82 x 52 x 17mm (3.2" x 2.0" x 0.7") | 128 x 97 x 86mm (5.0" x 3.8" x 3.4") |
| DXO scores | ||
| DXO Overall rating | not tested | 66 |
| DXO Color Depth rating | not tested | 22.5 |
| DXO Dynamic range rating | not tested | 11.5 |
| DXO Low light rating | not tested | 607 |
| Other | ||
| Battery life | - | 230 photographs |
| Type of battery | - | Battery Pack |
| Battery ID | - | NP-FH50 |
| Self timer | - | Yes (2 or 10 sec) |
| Time lapse recording | ||
| Type of storage | - | SD/ SDHC, Memory Stick Pro Duo |
| Card slots | Single | Single |
| Launch pricing | $55 | $500 |