Pentax K-S1 vs Sigma SD9
69 Imaging
63 Features
70 Overall
65
54 Imaging
38 Features
27 Overall
33
Pentax K-S1 vs Sigma SD9 Key Specs
(Full Review)
- 20MP - APS-C Sensor
- 3" Fixed Display
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Max Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 558g - 121 x 93 x 70mm
- Launched August 2014
- Replacement is Pentax K-S2
(Full Review)
- 3MP - APS-C Sensor
- 1.8" Fixed Display
- ISO 100 - 400
- 1/6000s Max Shutter
- No Video
- Sigma SA Mount
- 950g - 152 x 120 x 79mm
- Introduced November 2002
- Later Model is Sigma SD10
President Biden pushes bill mandating TikTok sale or ban Pentax K-S1 vs Sigma SD9 Overview
Here, we are reviewing the Pentax K-S1 versus Sigma SD9, both Advanced DSLR digital cameras by rivals Pentax and Sigma. There exists a sizeable gap between the sensor resolutions of the K-S1 (20MP) and SD9 (3MP) but both cameras posses the identical sensor measurements (APS-C).
Snapchat Adds Watermarks to AI-Created ImagesThe K-S1 was brought out 11 years after the SD9 which is quite a large gap as far as technology is concerned. Each of the cameras feature the same body design (Mid-size SLR).
Before going right into a in-depth comparison, here is a short introduction of how the K-S1 grades against the SD9 in terms of portability, imaging, features and an overall mark.
Photography Glossary Pentax K-S1 vs Sigma SD9 Gallery
The following is a sample of the gallery pictures for Pentax K-S1 and Sigma SD9. The entire galleries are viewable at Pentax K-S1 Gallery and Sigma SD9 Gallery.
Reasons to pick Pentax K-S1 over the Sigma SD9
| K-S1 | SD9 | |||
|---|---|---|---|---|
| Introduced | August 2014 |  | November 2002 | Newer by 144 months |
| Display size | 3" |  | 1.8" | Larger display (+1.2") |
| Display resolution | 921k |  | 130k | Clearer display (+791k dot) |
Reasons to pick Sigma SD9 over the Pentax K-S1
| SD9 | K-S1 |
|---|
Common features in the Pentax K-S1 and Sigma SD9
| K-S1 | SD9 | |||
|---|---|---|---|---|
| Manual focus |  | Dial accurate focusing | ||
| Display type | Fixed |  | Fixed | Fixed display |
| Selfie screen |  | No selfie screen | ||
| Touch display |  | No Touch display |
Pentax K-S1 vs Sigma SD9 Physical Comparison
If you are looking to travel with your camera regularly, you're going to have to consider its weight and proportions. The Pentax K-S1 has physical measurements 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 Sigma SD9 has measurements of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") with a weight of 950 grams (2.09 lbs).
See the Pentax K-S1 versus Sigma SD9 in the new Camera with Lens Size Comparison Tool.
Keep in mind, the weight of an Interchangeable Lens Camera will change based on the lens you have chosen during that time. Here is a front view sizing comparison of the K-S1 against the SD9.
Factoring in dimensions and weight, the portability grade of the K-S1 and SD9 is 69 and 54 respectively.
Pentax K-S1 vs Sigma SD9 Sensor Comparison
Quite often, its tough to see the gap between sensor dimensions simply by looking at specifications. The picture below should give you a far better sense of the sensor sizing in the K-S1 and SD9.
Plainly, both cameras feature the identical sensor size but not the same MP. You should anticipate the Pentax K-S1 to give extra detail having its extra 17MP. Greater resolution will allow you to crop photos way more aggressively. The newer K-S1 will have an edge in sensor technology.
Pentax K-S1 vs Sigma SD9 Screen and ViewFinder
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Pentax K-S1 vs Sigma SD9 Specifications
| Pentax K-S1 | Sigma SD9 | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Sigma |
| Model | Pentax K-S1 | Sigma SD9 |
| Type | Advanced DSLR | Advanced DSLR |
| Launched | 2014-08-27 | 2002-11-26 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Powered by | Prime MII | - |
| Sensor type | CMOS | CMOS (Foveon X3) |
| Sensor size | APS-C | APS-C |
| Sensor measurements | 23.5 x 15.6mm | 20.7 x 13.8mm |
| Sensor area | 366.6mm² | 285.7mm² |
| Sensor resolution | 20 megapixels | 3 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 3:2 |
| Max resolution | 5472 x 3648 | 2268 x 1512 |
| Max native ISO | 51200 | 400 |
| Minimum native ISO | 100 | 100 |
| RAW format | ||
| Autofocusing | ||
| Manual focus | ||
| Touch focus | ||
| AF continuous | ||
| AF single | ||
| Tracking AF | ||
| Selective AF | ||
| Center weighted AF | ||
| Multi area AF | ||
| AF live view | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Number of focus points | 11 | - |
| Lens | ||
| Lens mount | Pentax KAF2 | Sigma SA |
| Number of lenses | 151 | 76 |
| Crop factor | 1.5 | 1.7 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display sizing | 3 inches | 1.8 inches |
| Display resolution | 921 thousand dots | 130 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 100% | 98% |
| Viewfinder magnification | 0.64x | 0.77x |
| Features | ||
| Minimum shutter speed | 30 seconds | 30 seconds |
| Fastest shutter speed | 1/6000 seconds | 1/6000 seconds |
| Continuous shutter rate | 5.4 frames per sec | - |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | 10.00 m (at ISO 100) | no built-in flash |
| Flash options | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual | - |
| External flash | ||
| AE bracketing | ||
| WB bracketing | ||
| Fastest flash synchronize | - | 1/180 seconds |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Video resolutions | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) | - |
| Max video resolution | 1920x1080 | None |
| Video data format | H.264 | - |
| Microphone support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 1.0 (1.5 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 558 grams (1.23 pounds) | 950 grams (2.09 pounds) |
| Physical dimensions | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") | 152 x 120 x 79mm (6.0" x 4.7" x 3.1") |
| DXO scores | ||
| DXO Overall score | 78 | not tested |
| DXO Color Depth score | 23.5 | not tested |
| DXO Dynamic range score | 13.0 | not tested |
| DXO Low light score | 1061 | not tested |
| Other | ||
| Battery life | 410 images | - |
| Type of battery | Battery Pack | - |
| Battery model | D-LI109 | - |
| Self timer | Yes ( 2 or 12 seconds) | Yes (10 sec) |
| Time lapse recording | ||
| Type of storage | SD/SDHC/SDXC | Compact Flash Type I or II |
| Card slots | One | One |
| Retail pricing | $339 | $3,001 |