Pentax Q7 vs Samsung ST30
92 Imaging
37 Features
54 Overall
43
98 Imaging
32 Features
18 Overall
26
Pentax Q7 vs Samsung ST30 Key Specs
(Full Review)
- 12MP - 1/1.7" Sensor
- 3" Fixed Screen
- ISO 100 - 12800
- Sensor based Image Stabilization
- 1920 x 1080 video
- Pentax Q Mount
- 200g - 102 x 58 x 34mm
- Introduced August 2013
- Older Model is Pentax Q10
(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
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In this write-up, we will be contrasting the Pentax Q7 versus Samsung ST30, one is a Entry-Level Mirrorless and the latter is a Ultracompact by brands Pentax and Samsung. The sensor resolution of the Q7 (12MP) and the ST30 (10MP) is pretty similar but the Q7 (1/1.7") and ST30 (1/3") come with different sensor size.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe Q7 was announced 2 years after the ST30 which is quite a significant gap as far as technology is concerned. Both the cameras offer different body type with the Pentax Q7 being a Rangefinder-style mirrorless camera and the Samsung ST30 being a Ultracompact camera.
Before going through a step-by-step comparison, below is a quick view of how the Q7 scores versus the ST30 with regards to portability, imaging, features and an overall score.
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The following is a preview of the gallery images for Pentax Q7 and Samsung ST30. The whole galleries are provided at Pentax Q7 Gallery and Samsung ST30 Gallery.
Reasons to pick Pentax Q7 over the Samsung ST30
| Q7 | ST30 | |||
|---|---|---|---|---|
| Revealed | August 2013 | January 2011 | More modern by 32 months | |
| Manually focus | Dial exact focus |
Reasons to pick Samsung ST30 over the Pentax Q7
| ST30 | Q7 |
|---|
Common features in the Pentax Q7 and Samsung ST30
| Q7 | ST30 | |||
|---|---|---|---|---|
| Screen type | Fixed | Fixed | Fixed screen | |
| Screen sizing | 3" | 3" | Equivalent screen size | |
| Screen resolution | 460k | 460k | Same screen resolution | |
| Selfie screen | Lacking selfie screen | |||
| Touch screen | Lacking Touch screen |
Pentax Q7 vs Samsung ST30 Physical Comparison
In case you're going to carry around your camera, you are going to need to think about its weight and measurements. The Pentax Q7 provides outside dimensions of 102mm x 58mm x 34mm (4.0" x 2.3" x 1.3") and a weight of 200 grams (0.44 lbs) whilst the Samsung ST30 has proportions of 82mm x 52mm x 17mm (3.2" x 2.0" x 0.7") accompanied by a weight of 87 grams (0.19 lbs).
Take a look at the Pentax Q7 versus Samsung ST30 in the latest Camera with Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you are working with at that time. The following is the front view scale comparison of the Q7 vs the ST30.

Factoring in dimensions and weight, the portability rating of the Q7 and ST30 is 92 and 98 respectively.
Pentax Q7 vs Samsung ST30 Sensor Comparison
Quite often, it can be hard to picture the difference between sensor sizes merely by reviewing specifications. The picture underneath may provide you a better sense of the sensor sizes in the Q7 and ST30.
Plainly, each of the cameras enjoy different megapixels and different sensor sizes. The Q7 using its bigger sensor is going to make achieving shallow DOF simpler and the Pentax Q7 will offer you extra detail with its extra 2MP. Higher resolution will let you crop shots far more aggressively. The fresher Q7 should have a benefit with regard to sensor innovation.
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Pentax Q7 vs Samsung ST30 Specifications
| Pentax Q7 | Samsung ST30 | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Samsung |
| Model type | Pentax Q7 | Samsung ST30 |
| Type | Entry-Level Mirrorless | Ultracompact |
| Introduced | 2013-08-08 | 2011-01-19 |
| Body design | Rangefinder-style mirrorless | Ultracompact |
| Sensor Information | ||
| Sensor type | BSI-CMOS | CCD |
| Sensor size | 1/1.7" | 1/3" |
| Sensor measurements | 7.44 x 5.58mm | 4.8 x 3.6mm |
| Sensor surface area | 41.5mm² | 17.3mm² |
| Sensor resolution | 12 megapixel | 10 megapixel |
| Anti alias filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | - |
| Max resolution | 4000 x 3000 | 4608 x 3456 |
| Max native ISO | 12800 | - |
| Lowest native ISO | 100 | - |
| RAW data | ||
| Autofocusing | ||
| Manual focusing | ||
| AF touch | ||
| AF continuous | ||
| AF single | ||
| Tracking AF | ||
| AF selectice | ||
| Center weighted AF | ||
| Multi area AF | ||
| Live view AF | ||
| Face detection focusing | ||
| Contract detection focusing | ||
| Phase detection focusing | ||
| Cross type focus points | - | - |
| Lens | ||
| Lens support | Pentax Q | fixed lens |
| Lens zoom range | - | () |
| Amount of lenses | 8 | - |
| Crop factor | 4.8 | 7.5 |
| Screen | ||
| Range of screen | Fixed Type | Fixed Type |
| Screen size | 3" | 3" |
| Screen resolution | 460k dot | 460k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Screen tech | TFT color LCD monitor, wide angle viewing, AR coating | - |
| Viewfinder Information | ||
| Viewfinder type | Optical (optional) | None |
| Features | ||
| Min shutter speed | 30 secs | 8 secs |
| Max shutter speed | 1/2000 secs | 1/2000 secs |
| Continuous shutter speed | 5.0 frames per sec | - |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | - |
| Set WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 4.90 m (ISO100/m) | - |
| Flash options | P-TTL, Red-eye Reduction, Slow-speed Sync, Trailing Curtain Sync | - |
| Hot shoe | ||
| Auto exposure bracketing | ||
| WB bracketing | ||
| Max flash sync | 1/2000 secs | - |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | FullHD(1920x1080, 30fps/25fps/24fps), HD(1280x720,16:9,30fps/25fps/24fps), VGA(640x480,4:3,30fps/25fps/24fps) | 640 x 480 |
| Max video resolution | 1920x1080 | 640x480 |
| Video file format | MPEG-4, H.264 | - |
| Microphone jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | none |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 200g (0.44 lbs) | 87g (0.19 lbs) |
| Dimensions | 102 x 58 x 34mm (4.0" x 2.3" x 1.3") | 82 x 52 x 17mm (3.2" x 2.0" x 0.7") |
| DXO scores | ||
| DXO Overall 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 | ||
| Battery life | 250 pictures | - |
| Battery form | Battery Pack | - |
| Battery ID | D-LI68 | - |
| Self timer | Yes (12 sec, 2 sec) | - |
| Time lapse shooting | ||
| Storage media | SD, SDHC, SDXC and Eye-Fi Card | - |
| Storage slots | 1 | 1 |
| Price at release | $480 | $55 |