Pentax K-S2 vs Sony A100
64 Imaging
64 Features
82 Overall
71
64 Imaging
48 Features
38 Overall
44
Pentax K-S2 vs Sony A100 Key Specs
(Full Review)
- 20MP - APS-C Sensor
- 3" Fully Articulated Screen
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/6000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 678g - 123 x 91 x 73mm
- Revealed February 2015
- Older Model is Pentax K-S1
(Full Review)
- 10MP - APS-C Sensor
- 2.5" Fixed Display
- ISO 100 - 1600
- Sensor based Image Stabilization
- No Video
- Sony/Minolta Alpha Mount
- 638g - 133 x 95 x 71mm
- Launched July 2006
- Earlier Model is Konica Minolta 5D
- Successor is Sony A550
Snapchat Adds Watermarks to AI-Created Images Pentax K-S2 vs Sony A100 Overview
Lets look more closely at the Pentax K-S2 and Sony A100, both Entry-Level DSLR digital cameras by manufacturers Pentax and Sony. There exists a considerable gap between the resolutions of the K-S2 (20MP) and A100 (10MP) but both cameras provide the same sensor measurements (APS-C).
President Biden pushes bill mandating TikTok sale or banThe K-S2 was launched 8 years later than the A100 and that is quite a large difference as far as technology is concerned. Both of the cameras have the same body design (Compact SLR).
Before diving into a detailed comparison, here is a quick highlight of how the K-S2 matches up versus the A100 in regards to portability, imaging, features and an overall grade.
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The following is a sample of the gallery pictures for Pentax K-S2 & Sony Alpha DSLR-A100. The complete galleries are available at Pentax K-S2 Gallery & Sony A100 Gallery.
Reasons to pick Pentax K-S2 over the Sony A100
| K-S2 | A100 | |||
|---|---|---|---|---|
| Launched | February 2015 |  | July 2006 | More recent by 104 months |
| Display type | Fully Articulated |  | Fixed | Fully Articulating display |
| Display dimensions | 3" |  | 2.5" | Larger display (+0.5") |
| Display resolution | 921k |  | 230k | Sharper display (+691k dot) |
| Selfie screen |  | Take selfies |
Reasons to pick Sony A100 over the Pentax K-S2
| A100 | K-S2 |
|---|
Common features in the Pentax K-S2 and Sony A100
| K-S2 | A100 | |||
|---|---|---|---|---|
| Manual focus |  | Very precise focusing | ||
| Touch display |  | Neither offers Touch display |
Pentax K-S2 vs Sony A100 Physical Comparison
If you're looking to lug around your camera frequently, you will have to factor its weight and size. The Pentax K-S2 offers external dimensions 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 A100 has specifications of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") along with a weight of 638 grams (1.41 lbs).
Analyze the Pentax K-S2 and Sony A100 in our brand new Camera plus Lens Size Comparison Tool.
Keep in mind, the weight of an ILC will differ based on the lens you use during that time. Here is a front view dimensions comparison of the K-S2 compared to the A100.
Taking into consideration dimensions and weight, the portability score of the K-S2 and A100 is 64 and 64 respectively.
Pentax K-S2 vs Sony A100 Sensor Comparison
Normally, it is hard to imagine the contrast between sensor measurements simply by checking technical specs. The visual below might give you a much better sense of the sensor dimensions in the K-S2 and A100.
As you can tell, each of these cameras provide the same sensor dimensions but different megapixels. You can anticipate the Pentax K-S2 to give you more detail utilizing its extra 10MP. Greater resolution will enable you to crop images more aggressively. The fresher K-S2 provides an advantage with regard to sensor tech.
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Pentax K-S2 vs Sony A100 Specifications
| Pentax K-S2 | Sony Alpha DSLR-A100 | |
|---|---|---|
| General Information | ||
| Brand Name | Pentax | Sony |
| Model type | Pentax K-S2 | Sony Alpha DSLR-A100 |
| Type | Entry-Level DSLR | Entry-Level DSLR |
| Revealed | 2015-02-10 | 2006-07-31 |
| Physical type | Compact SLR | Compact SLR |
| Sensor Information | ||
| Processor Chip | PRIME MII | - |
| Sensor type | CMOS | CCD |
| Sensor size | APS-C | APS-C |
| Sensor dimensions | 23.5 x 15.6mm | 23.6 x 15.8mm |
| Sensor area | 366.6mm² | 372.9mm² |
| Sensor resolution | 20MP | 10MP |
| Anti alias filter | ||
| Aspect ratio | 3:2 | 3:2 |
| Peak resolution | 5472 x 3648 | 3872 x 2592 |
| Highest native ISO | 51200 | 1600 |
| Min native ISO | 100 | 100 |
| RAW pictures | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detection focus | ||
| Contract detection focus | ||
| Phase detection focus | ||
| Total focus points | 11 | 9 |
| Lens | ||
| Lens support | Pentax KAF2 | Sony/Minolta Alpha |
| Total lenses | 151 | 143 |
| Focal length multiplier | 1.5 | 1.5 |
| Screen | ||
| Type of screen | Fully Articulated | Fixed Type |
| Screen size | 3 inch | 2.5 inch |
| Screen resolution | 921k dots | 230k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | Optical (pentamirror) |
| Viewfinder coverage | 100 percent | 95 percent |
| Viewfinder magnification | 0.64x | 0.55x |
| Features | ||
| Minimum shutter speed | 30 seconds | 30 seconds |
| Fastest shutter speed | 1/6000 seconds | 1/4000 seconds |
| Continuous shutter rate | 5.4fps | 3.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Set white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 12.00 m (at ISO 100) | - |
| Flash settings | Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash | Auto, Fill-in, Red-Eye reduction, Slow Sync, Off |
| Hot shoe | ||
| AE bracketing | ||
| White balance bracketing | ||
| Fastest flash synchronize | - | 1/160 seconds |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p) | - |
| Highest video resolution | 1920x1080 | None |
| Video data format | MPEG-4, H.264 | - |
| Mic support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Built-In | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 678 gr (1.49 lb) | 638 gr (1.41 lb) |
| Physical dimensions | 123 x 91 x 73mm (4.8" x 3.6" x 2.9") | 133 x 95 x 71mm (5.2" x 3.7" x 2.8") |
| DXO scores | ||
| DXO Overall rating | not tested | 61 |
| DXO Color Depth rating | not tested | 22.0 |
| DXO Dynamic range rating | not tested | 11.2 |
| DXO Low light rating | not tested | 476 |
| Other | ||
| Battery life | 410 pictures | - |
| Battery style | Battery Pack | - |
| Battery ID | D-LI109 | NP-FM55H |
| Self timer | Yes (2 or 12 secs) | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Type of storage | SD/SDHC/SDXC | Compact Flash (Type I or II) |
| Card slots | 1 | 1 |
| Pricing at release | $581 | $1,000 |