Pentax K-S2 vs Sony A99 II
64 Imaging
63 Features
82 Overall
70
57 Imaging
76 Features
92 Overall
82
Pentax K-S2 vs Sony A99 II Key Specs
(Full Review)
- 20MP - APS-C Sensor
- 3" Fully Articulated Display
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Max Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 678g - 123 x 91 x 73mm
- Revealed February 2015
- Superseded the Pentax K-S1
(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 Maximum Shutter
- 3840 x 2160 video
- Sony/Minolta Alpha Mount
- 849g - 143 x 104 x 76mm
- Introduced September 2016
- Superseded the Sony A99
Pentax 17 Pre-Orders Outperform Expectations by a Landslide Pentax K-S2 vs Sony A99 II Overview
Let's look a bit more in depth at the Pentax K-S2 versus Sony A99 II, former is a Entry-Level DSLR while the latter is a Advanced DSLR by competitors Pentax and Sony. There is a noticeable difference among the sensor resolutions of the K-S2 (20MP) and A99 II (42MP) and the K-S2 (APS-C) and A99 II (Full frame) provide totally different sensor measurements.
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesThe K-S2 was unveiled 19 months before the A99 II which makes them a generation away from each other. Both of the cameras feature different body design with the Pentax K-S2 being a Compact SLR camera and the Sony A99 II being a Mid-size SLR camera.
Before getting straight to a comprehensive comparison, here is a short highlight of how the K-S2 scores against the A99 II when it comes to portability, imaging, features and an overall mark.
Photobucket discusses licensing 13 billion images with AI firms Pentax K-S2 vs Sony A99 II Gallery
Here is a preview of the gallery images for Pentax K-S2 & Sony Alpha A99 II. The full galleries are available at Pentax K-S2 Gallery & Sony A99 II Gallery.
Reasons to pick Pentax K-S2 over the Sony A99 II
| K-S2 | A99 II |
|---|
Reasons to pick Sony A99 II over the Pentax K-S2
| A99 II | K-S2 | |||
|---|---|---|---|---|
| Introduced | September 2016 | February 2015 | Newer by 19 months | |
| Screen resolution | 1229k | 921k | Crisper screen (+308k dot) |
Common features in the Pentax K-S2 and Sony A99 II
| K-S2 | A99 II | |||
|---|---|---|---|---|
| Manual focus | Dial accurate focus | |||
| Screen type | Fully Articulated | Fully articulated | Fully Articulated screen | |
| Screen size | 3" | 3" | Same screen measurements | |
| Selfie screen | Both are selfie friendly | |||
| Touch friendly screen | Neither provides Touch friendly screen |
Pentax K-S2 vs Sony A99 II Physical Comparison
For anyone who is looking to travel with your camera, you will need to take into account its weight and volume. The Pentax K-S2 provides outer measurements of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") and a weight of 678 grams (1.49 lbs) whilst the Sony A99 II has sizing of 143mm x 104mm x 76mm (5.6" x 4.1" x 3.0") along with a weight of 849 grams (1.87 lbs).
Contrast the Pentax K-S2 versus Sony A99 II in our completely new Camera plus Lens Size Comparison Tool.
Remember that, the weight of an ILC will change dependant on the lens you select at the time. The following is a front view sizing comparison of the K-S2 against the A99 II.

Taking into consideration size and weight, the portability grade of the K-S2 and A99 II is 64 and 57 respectively.
Pentax K-S2 vs Sony A99 II Sensor Comparison
In many cases, it can be difficult to visualise the gap in sensor dimensions merely by seeing a spec sheet. The image underneath will offer you a clearer sense of the sensor measurements in the K-S2 and A99 II.
Clearly, both cameras feature different resolutions and different sensor dimensions. The K-S2 having a smaller sensor will make shooting shallow depth of field harder and the Sony A99 II will show extra detail having an extra 22MP. Higher resolution can also enable you to crop shots way more aggressively. The more aged K-S2 will be behind with regard to sensor technology.
Pentax K-S2 vs Sony A99 II Screen and ViewFinder
Apple Innovates by Creating Next-Level Optical Stabilization for iPhone Photography Type Scores
Portrait Comparison
Samsung Releases Faster Versions of EVO MicroSD CardsStreet Comparison
President Biden pushes bill mandating TikTok sale or banSports Comparison
Snapchat Adds Watermarks to AI-Created ImagesTravel Comparison
Meta to Introduce 'AI-Generated' Labels for Media starting next monthLandscape Comparison
Sora from OpenAI releases its first ever music videoVlogging Comparison
Photography Glossary
Pentax K-S2 vs Sony A99 II Specifications
| Pentax K-S2 | Sony Alpha A99 II | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Sony |
| Model | Pentax K-S2 | Sony Alpha A99 II |
| Class | Entry-Level DSLR | Advanced DSLR |
| Revealed | 2015-02-10 | 2016-09-19 |
| Body design | Compact SLR | Mid-size SLR |
| Sensor Information | ||
| Processor | PRIME MII | Bionz X |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | APS-C | Full frame |
| Sensor dimensions | 23.5 x 15.6mm | 35.9 x 24mm |
| Sensor surface area | 366.6mm² | 861.6mm² |
| Sensor resolution | 20 megapixels | 42 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | 3:2 and 16:9 |
| Peak resolution | 5472 x 3648 | 7952 x 5304 |
| Highest native ISO | 51200 | 25600 |
| Highest enhanced ISO | - | 102400 |
| Minimum native ISO | 100 | 100 |
| RAW data | ||
| Minimum enhanced ISO | - | 50 |
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| AF continuous | ||
| Single AF | ||
| Tracking AF | ||
| AF selectice | ||
| AF center weighted | ||
| Multi area AF | ||
| Live view AF | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Number of focus points | 11 | 399 |
| Cross focus points | - | 79 |
| Lens | ||
| Lens mounting type | Pentax KAF2 | Sony/Minolta Alpha |
| Available lenses | 151 | 143 |
| Crop factor | 1.5 | 1 |
| Screen | ||
| Display type | Fully Articulated | Fully articulated |
| Display diagonal | 3 inch | 3 inch |
| Resolution of display | 921k dot | 1,229k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Electronic |
| Viewfinder resolution | - | 2,359k dot |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.64x | 0.78x |
| Features | ||
| Minimum shutter speed | 30 secs | 30 secs |
| Fastest shutter speed | 1/6000 secs | 1/8000 secs |
| Continuous shutter speed | 5.4 frames per sec | 12.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | 12.00 m (at ISO 100) | no built-in flash |
| Flash options | Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash | Off, auto, fill, slow sync, redeye reduction, rear sync, high-speed sync, wireless |
| External flash | ||
| AEB | ||
| WB bracketing | ||
| Fastest flash sync | - | 1/250 secs |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Supported video resolutions | 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p) | - |
| Highest video resolution | 1920x1080 | 3840x2160 |
| Video file format | MPEG-4, H.264 | MPEG-4, AVCHD, XAVC S |
| Mic input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environment seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 678g (1.49 lb) | 849g (1.87 lb) |
| Physical dimensions | 123 x 91 x 73mm (4.8" x 3.6" x 2.9") | 143 x 104 x 76mm (5.6" x 4.1" x 3.0") |
| DXO scores | ||
| DXO Overall score | not tested | 92 |
| DXO Color Depth score | not tested | 25.4 |
| DXO Dynamic range score | not tested | 13.4 |
| DXO Low light score | not tested | 2317 |
| Other | ||
| Battery life | 410 shots | 490 shots |
| Style of battery | Battery Pack | NP-FM500H lithium-ion battery & charger |
| Battery model | D-LI109 | - |
| Self timer | Yes (2 or 12 secs) | Yes (2, 5, 10 secs) |
| Time lapse recording | ||
| Storage media | SD/SDHC/SDXC | Dual SD/SDHC/SDXC/MS Duo slots |
| Storage slots | 1 | 2 |
| Retail pricing | $581 | $3,198 |