Pentax K-S1 vs Pentax Q-S1
69 Imaging
63 Features
70 Overall
65
92 Imaging
38 Features
54 Overall
44
Pentax K-S1 vs Pentax Q-S1 Key Specs
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 558g - 121 x 93 x 70mm
- Released August 2014
- Replacement is Pentax K-S2
(Full Review)
- 12MP - 1/1.7" Sensor
- 3" Fixed Screen
- ISO 100 - 12800
- Sensor based Image Stabilization
- 1/8000s Max Shutter
- 1920 x 1080 video
- Pentax Q Mount
- 203g - 105 x 58 x 34mm
- Launched August 2014
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In this article, we will be analyzing the Pentax K-S1 and Pentax Q-S1, one is a Advanced DSLR and the latter is a Entry-Level Mirrorless and both of them are manufactured by Pentax. There exists a big gap among the sensor resolutions of the K-S1 (20MP) and Q-S1 (12MP) and the K-S1 (APS-C) and Q-S1 (1/1.7") feature different sensor size.
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesThe K-S1 was announced very close to the Q-S1 so they are of a similar generation. Both of these cameras offer different body type with the Pentax K-S1 being a Mid-size SLR camera and the Pentax Q-S1 being a Rangefinder-style mirrorless camera.
Before diving straight into a more detailed comparison, below is a simple synopsis of how the K-S1 scores against the Q-S1 in regards to portability, imaging, features and an overall score.
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This is a preview of the gallery images for Pentax K-S1 and Pentax Q-S1. The whole galleries are provided at Pentax K-S1 Gallery and Pentax Q-S1 Gallery.
Reasons to pick Pentax K-S1 over the Pentax Q-S1
| K-S1 | Q-S1 | |||
|---|---|---|---|---|
| Screen resolution | 921k |  | 460k | Clearer screen (+461k dot) |
Reasons to pick Pentax Q-S1 over the Pentax K-S1
| Q-S1 | K-S1 |
|---|
Common features in the Pentax K-S1 and Pentax Q-S1
| K-S1 | Q-S1 | |||
|---|---|---|---|---|
| Launched | August 2014 |  | August 2014 | Same generation |
| Manually focus |  | Very exact focus | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Screen sizing | 3" |  | 3" | Equivalent screen size |
| Selfie screen |  | Missing selfie screen | ||
| Touch friendly screen |  | Missing Touch friendly screen |
Pentax K-S1 vs Pentax Q-S1 Physical Comparison
If you're aiming to carry around your camera, you are going to need to think about its weight and dimensions. The Pentax K-S1 provides exterior dimensions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") accompanied by a weight of 558 grams (1.23 lbs) whilst the Pentax Q-S1 has dimensions of 105mm x 58mm x 34mm (4.1" x 2.3" x 1.3") along with a weight of 203 grams (0.45 lbs).
Check out the Pentax K-S1 and Pentax Q-S1 in the new Camera with Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you are working with at that time. The following is the front view dimension comparison of the K-S1 versus the Q-S1.
Using dimensions and weight, the portability grade of the K-S1 and Q-S1 is 69 and 92 respectively.
Pentax K-S1 vs Pentax Q-S1 Sensor Comparison
Normally, it's difficult to picture the difference in sensor sizes simply by seeing specs. The pic here will help offer you a better sense of the sensor dimensions in the K-S1 and Q-S1.
As you can plainly see, both cameras offer different resolutions and different sensor sizes. The K-S1 having a bigger sensor is going to make getting shallower depth of field easier and the Pentax K-S1 will show extra detail with its extra 8 Megapixels. Higher resolution will also let you crop photographs a little more aggressively.
Pentax K-S1 vs Pentax Q-S1 Screen and ViewFinder
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Pentax K-S1 vs Pentax Q-S1 Specifications
| Pentax K-S1 | Pentax Q-S1 | |
|---|---|---|
| General Information | ||
| Manufacturer | Pentax | Pentax |
| Model type | Pentax K-S1 | Pentax Q-S1 |
| Type | Advanced DSLR | Entry-Level Mirrorless |
| Released | 2014-08-27 | 2014-08-04 |
| Physical type | Mid-size SLR | Rangefinder-style mirrorless |
| Sensor Information | ||
| Powered by | Prime MII | Q Engine |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | APS-C | 1/1.7" |
| Sensor measurements | 23.5 x 15.6mm | 7.44 x 5.58mm |
| Sensor surface area | 366.6mm² | 41.5mm² |
| Sensor resolution | 20MP | 12MP |
| Anti alias filter | ||
| Aspect ratio | 3:2 | 1:1, 4:3, 3:2 and 16:9 |
| Full resolution | 5472 x 3648 | 4000 x 3000 |
| Max native ISO | 51200 | 12800 |
| Min native ISO | 100 | 100 |
| RAW photos | ||
| Autofocusing | ||
| Manual focusing | ||
| Touch to focus | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Total focus points | 11 | - |
| Lens | ||
| Lens mount type | Pentax KAF2 | Pentax Q |
| Number of lenses | 151 | 8 |
| Crop factor | 1.5 | 4.8 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen sizing | 3" | 3" |
| Resolution of screen | 921 thousand dots | 460 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | None |
| Viewfinder coverage | 100% | - |
| Viewfinder magnification | 0.64x | - |
| Features | ||
| Lowest shutter speed | 30 secs | 30 secs |
| Highest shutter speed | 1/6000 secs | 1/8000 secs |
| Continuous shooting rate | 5.4fps | 5.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 10.00 m (at ISO 100) | 4.90 m (at ISO 100) |
| Flash options | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual | Auto, redeye reduction, slow sync, trailing curtain sync |
| External flash | ||
| AEB | ||
| White balance bracketing | ||
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) | 1920 x 1080 (30,25, 24p), 1280 x 720 (30, 25, 24p), 640 x 480 (30, 25, 24p) |
| Max video resolution | 1920x1080 | 1920x1080 |
| Video data format | H.264 | MPEG-4, H.264 |
| Microphone port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 558 gr (1.23 lb) | 203 gr (0.45 lb) |
| Dimensions | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") | 105 x 58 x 34mm (4.1" x 2.3" x 1.3") |
| DXO scores | ||
| DXO All around rating | 78 | not tested |
| DXO Color Depth rating | 23.5 | not tested |
| DXO Dynamic range rating | 13.0 | not tested |
| DXO Low light rating | 1061 | not tested |
| Other | ||
| Battery life | 410 photographs | 250 photographs |
| Style of battery | Battery Pack | Battery Pack |
| Battery ID | D-LI109 | D-LI68 |
| Self timer | Yes ( 2 or 12 seconds) | Yes (2 or 12 sec) |
| Time lapse recording | ||
| Storage type | SD/SDHC/SDXC | SD/SDHC/SDXC card |
| Card slots | One | One |
| Price at launch | $339 | $250 |