Pentax K-S1 vs Sony A99 II
69 Imaging
63 Features
70 Overall
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57 Imaging
77 Features
92 Overall
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Pentax K-S1 vs Sony A99 II 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
- Announced August 2014
- Newer Model is Pentax K-S2
(Full Review)
- 42MP - Full frame Sensor
- 3" Fully Articulated Screen
- ISO 100 - 25600 (Push to 102400)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony/Minolta Alpha Mount
- 849g - 143 x 104 x 76mm
- Announced September 2016
- Previous Model is Sony A99
Pentax K-S1 vs Sony A99 II Overview
Here, we will be comparing the Pentax K-S1 vs Sony A99 II, both Advanced DSLR cameras by rivals Pentax and Sony. There is a crucial difference among the resolutions of the K-S1 (20MP) and A99 II (42MP) and the K-S1 (APS-C) and A99 II (Full frame) boast different sensor sizing.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe K-S1 was brought out 3 years earlier than the A99 II which is a fairly serious gap as far as camera tech is concerned. Both the cameras feature the same body design (Mid-size SLR).
Before diving right into a step-by-step comparison, here is a brief view of how the K-S1 grades against the A99 II in the way of portability, imaging, features and an overall mark.
Pentax K-S1 vs Sony A99 II Gallery
Here is a preview of the gallery photos for Pentax K-S1 and Sony Alpha A99 II. The entire galleries are provided at Pentax K-S1 Gallery and Sony A99 II Gallery.
Reasons to pick Pentax K-S1 over the Sony A99 II
K-S1 | A99 II |
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Reasons to pick Sony A99 II over the Pentax K-S1
A99 II | K-S1 | |||
---|---|---|---|---|
Announced | September 2016 | August 2014 | Newer by 25 months | |
Screen type | Fully articulated | Fixed | Fully Articulating screen | |
Screen resolution | 1229k | 921k | Sharper screen (+308k dot) | |
Selfie screen | Take selfies |
Common features in the Pentax K-S1 and Sony A99 II
K-S1 | A99 II | |||
---|---|---|---|---|
Manually focus | Very exact focusing | |||
Screen size | 3" | 3" | Same screen measurement | |
Touch screen | No Touch screen |
Pentax K-S1 vs Sony A99 II Physical Comparison
For anybody who is looking to travel with your camera often, you need to factor its weight and proportions. The Pentax K-S1 comes with external 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 Sony A99 II has measurements of 143mm x 104mm x 76mm (5.6" x 4.1" x 3.0") and a weight of 849 grams (1.87 lbs).
Analyze the Pentax K-S1 vs Sony A99 II in the latest Camera and Lens Size Comparison Tool.Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you have attached at the time. Following is a front view physical size comparison of the K-S1 versus the A99 II.
Looking at size and weight, the portability rating of the K-S1 and A99 II is 69 and 57 respectively.
Pentax K-S1 vs Sony A99 II Sensor Comparison
Often, it can be hard to imagine the difference in sensor dimensions just by seeing technical specs. The image underneath might provide you a stronger sense of the sensor sizes in the K-S1 and A99 II.
As you can tell, each of these cameras come with different megapixel count and different sensor dimensions. The K-S1 due to its smaller sensor is going to make shooting shallower DOF harder and the Sony A99 II will show more detail having its extra 22 Megapixels. Higher resolution will allow you to crop shots a good deal more aggressively. The more aged K-S1 will be behind with regard to sensor tech.
Pentax K-S1 vs Sony A99 II Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Pentax K-S1 vs Sony A99 II Specifications
Pentax K-S1 | Sony Alpha A99 II | |
---|---|---|
General Information | ||
Company | Pentax | Sony |
Model | Pentax K-S1 | Sony Alpha A99 II |
Category | Advanced DSLR | Advanced DSLR |
Announced | 2014-08-27 | 2016-09-19 |
Physical type | Mid-size SLR | Mid-size SLR |
Sensor Information | ||
Powered by | Prime MII | Bionz X |
Sensor type | CMOS | BSI-CMOS |
Sensor size | APS-C | Full frame |
Sensor measurements | 23.5 x 15.6mm | 35.9 x 24mm |
Sensor surface area | 366.6mm² | 861.6mm² |
Sensor resolution | 20 megapixel | 42 megapixel |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 3:2 and 16:9 |
Max resolution | 5472 x 3648 | 7952 x 5304 |
Max native ISO | 51200 | 25600 |
Max enhanced ISO | - | 102400 |
Minimum native ISO | 100 | 100 |
RAW support | ||
Minimum enhanced ISO | - | 50 |
Autofocusing | ||
Focus manually | ||
Autofocus touch | ||
Continuous autofocus | ||
Single autofocus | ||
Tracking autofocus | ||
Autofocus selectice | ||
Autofocus center weighted | ||
Autofocus multi area | ||
Live view autofocus | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Number of focus points | 11 | 399 |
Cross focus points | - | 79 |
Lens | ||
Lens mount | Pentax KAF2 | Sony/Minolta Alpha |
Number of lenses | 151 | 143 |
Crop factor | 1.5 | 1 |
Screen | ||
Type of screen | Fixed Type | Fully articulated |
Screen size | 3 inch | 3 inch |
Resolution of screen | 921k dots | 1,229k dots |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Viewfinder Information | ||
Viewfinder type | Optical (pentaprism) | Electronic |
Viewfinder resolution | - | 2,359k dots |
Viewfinder coverage | 100 percent | 100 percent |
Viewfinder magnification | 0.64x | 0.78x |
Features | ||
Min shutter speed | 30 seconds | 30 seconds |
Max shutter speed | 1/6000 seconds | 1/8000 seconds |
Continuous shutter rate | 5.4 frames per second | 12.0 frames per second |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Set white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash range | 10.00 m (at ISO 100) | no built-in flash |
Flash modes | Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual | Off, auto, fill, slow sync, redeye reduction, rear sync, high-speed sync, wireless |
Hot shoe | ||
AE bracketing | ||
White balance bracketing | ||
Max flash synchronize | - | 1/250 seconds |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps) | - |
Max video resolution | 1920x1080 | 3840x2160 |
Video file format | H.264 | MPEG-4, AVCHD, XAVC S |
Microphone support | ||
Headphone support | ||
Connectivity | ||
Wireless | Eye-Fi Connected | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | Optional | None |
Physical | ||
Environment sealing | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 558 grams (1.23 lb) | 849 grams (1.87 lb) |
Physical dimensions | 121 x 93 x 70mm (4.8" x 3.7" x 2.8") | 143 x 104 x 76mm (5.6" x 4.1" x 3.0") |
DXO scores | ||
DXO Overall score | 78 | 92 |
DXO Color Depth score | 23.5 | 25.4 |
DXO Dynamic range score | 13.0 | 13.4 |
DXO Low light score | 1061 | 2317 |
Other | ||
Battery life | 410 pictures | 490 pictures |
Form of battery | Battery Pack | NP-FM500H lithium-ion battery & charger |
Battery model | D-LI109 | - |
Self timer | Yes ( 2 or 12 seconds) | Yes (2, 5, 10 secs) |
Time lapse feature | ||
Storage type | SD/SDHC/SDXC | Dual SD/SDHC/SDXC/MS Duo slots |
Card slots | Single | 2 |
Price at release | $339 | $3,198 |