First introduced in August, 2014,
Pentax K-S1 is a 20 MP
DSLR with a APS-C
(23.5 x 15.6 mm) sized CMOS sensor.
Pentax
replaced K-S1 with
Pentax K-S2.
Follow the link to read our detailed comparison of these models:
Compare Pentax K-S1 with Pentax K-S2
Pentax K-S1 comes with a 23.5 x 15.6 mm CMOS sensor, which has a diagonal of 28.21 mm (1.1").
- Full Frame
- Pentax K-S1
Sensor resolution of Pentax K-S1 ~ 5495 x 3639 pixels.
Pentax K-S1 has Crop Factor: 1.53
The sensor has a surface area of 366.6 mm².
There are approximate 19,996,305 photosites (pixels) on this area.
Proc and Cons of Pentax K-S1
Get to know this camera closer. Let's look at the features and characteristics of this model.
Compare Pentax K-S1 with competitors in semi-pro dslr cameras.
Built-in Wireless |
External Flash |
AF Face Detection |
20MP High Resolution Sensor |
921k dots Screen Resolution |
1/6000s Max Shutter Speed |
Manual Exposure Mode |
11 Focus Points |
Flash Sync Port |
Sensor-shift Image Stabilization |
Optical Viewfinder |
RAW Support |
51200 Max Native ISO |
5.4 fps Continuous Shooting |
Manual Focus |
558g Light Body |
5 AE Bracketing Range |
Focus Bracketing |
No Bluetooth |
No Touch Screen |
Weight: 558g |
No Articulating Screen |
No Environmental Sealing |
Low Battery Life: 410 shots |
Pentax K-S1 has an Overall Score of 68/100
and ranked #75 out of 206
in DSLR cameras, and ranked #207
out of 1222 in all cameras.
Pentax K-S1 Scores
Imaging score
Features score
Value for money score
Portability score
Overall score
Average Scores in Semi-Pro DSLR
Imaging Score
Features Score
Value For Money Score
Portability Score
Overall score
Physical Dimensions of Pentax K-S1
Pentax K-S1 weighs 558g and has external dimensions
of 121 x 93 x 70mm (4.76 x 3.66 x 2.76"). Considering that the average weight
of Semi-Pro DSLR cameras is 783g,
Pentax K-S1
is 225 grams less than the average weight of cameras in this category.
Pentax K-S1 is less by 20mm
more than the average length in Semi-Pro DSLR.
Weight Comparison
Semi-Pro DSLR Cameras
Pentax K-S1
Average weight
Min weight
Max weight
Thickness Comparison
Semi-Pro DSLR Cameras
Pentax K-S1
Average Thickness
Min Thickness
Max Thickness
Here is the front and top view image of Pentax K-S1 with the dimensions:
Size Compared to Major Competitors
|
Model |
Weight |
K-S1 |
Dimensions |
K-S1 |
|
Pentax K-S2
|
678 g
|
558 g
|
91 x 123 x 73 mm
|
121 x 93 x 70 mm
|
|
Pentax K-50
|
650 g
|
558 g
|
130 x 97 x 71 mm
|
121 x 93 x 70 mm
|
|
Nikon D3300
|
430 g
|
558 g
|
124 x 98 x 76 mm
|
121 x 93 x 70 mm
|
|
Nikon D5300
|
480 g
|
558 g
|
125 x 98 x 76 mm
|
121 x 93 x 70 mm
|
|
Canon 100D
|
407 g
|
558 g
|
117 x 91 x 69 mm
|
121 x 93 x 70 mm
|
|
Nikon D3200
|
505 g
|
558 g
|
125 x 96 x 77 mm
|
121 x 93 x 70 mm
|
|
Pentax K-30
|
650 g
|
558 g
|
130 x 97 x 71 mm
|
121 x 93 x 70 mm
|
|
Nikon D5200
|
555 g
|
558 g
|
129 x 98 x 78 mm
|
121 x 93 x 70 mm
|
Specifications of Pentax K-S1
General |
Brand |
Pentax
|
Model |
K-S1 |
Announced |
August, 2014 |
Body Type |
Mid-size SLR |
Lens |
Lens Mount |
Pentax KAF2 |
Manual Focus |
|
Focal Lens Multiplier |
1.5 |
Number of Lenses |
150 |
Macro Focus Range |
n/a |
Screen |
Screen Size |
3" |
Screen Type |
Fixed |
Screen Resolution |
921k pixels |
Touch Screen |
|
Live View |
|
Viewfinder |
Viewfinder |
Optical (pentaprism) |
Viewfinder Resolution |
no electronic viewfinder |
Viewfinder Coverage |
100% |
Viewfinder Magnification |
0.64 |
Autofocus |
AF Touch |
|
AF Continuous |
|
AF Single |
|
AF Tracking |
|
AF Selective |
|
AF Center |
|
AF Multi Area |
|
AF Live View |
|
AF Face Detection |
|
AF Contrast Detection |
|
AF Phase Detection |
|
Number of Focus Points |
11 |
Number of Cross Focus Points |
0 |
Photography Features |
RAW Support |
|
Min Shutter Speed |
1/30 sec |
Max Shutter Speed |
1/6000 sec |
Continuous Shooting |
5.4 fps |
Shutter Priority |
|
Aperture Priority |
|
Manual Exposure Mode |
|
Exposure Compensation |
|
Custom White Balance |
|
Image Stabilization |
|
Built-in Flash |
|
Flash Range |
10.00 |
Flash Modes |
Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual |
External Flash |
|
AE Bracketing |
|
AE Bracketing Range |
±5 EV |
WB Bracketing |
|
Sensor |
Sensor Size |
APS-C |
Sensor Type |
CMOS |
Sensor Dimensions |
23.5 x 15.6 mm |
Sensor Area |
366.6 mm² |
Sensor Resolution |
20 MP |
Max Image Resolution |
5472 x 3648 |
Max Native ISO |
51200 |
Min Native ISO |
100 |
Max Boosted ISO |
0 |
Min Boosted ISO |
0 |
Video Features |
4K |
|
Max Video Resolution |
1920 x 1080 |
Video Formats |
H.264 |
Timelapse Recording |
|
Microphone Port |
|
Headphone Port |
|
Exposure Modes |
Multi-Segment |
|
Average |
|
Spot |
|
Partial |
|
AF-Area |
|
Center Weighted |
|
Connectivity |
GPS |
Optional |
Wireless Connectivity |
Built-In |
Bluetooth |
|
HDMI |
|
USB |
USB 2.0 (480 Mbit/sec) |
Battery |
Battery Life |
410 shots |
Battery Type |
Battery Pack |
Battery Model |
D-LI109 |
Physical |
Weight |
558 g |
Physical Dimensions |
121 x 93 x 70 mm |
Environmental Sealing |
|
Water Proof |
|
Dust Proof |
|
Shock Proof |
|
Crush Proof |
|
Freeze Proof |
|
Shock Proof |
|
Storage |
Storage Type |
SD/SDHC/SDXC |
Storage Slots |
1 |
Other Features |
Self Timer |
|
Selfie Friendly |
|