Pentax K-3 III vs Pentax K20D
58 Imaging
71 Features
86 Overall
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59 Imaging
53 Features
52 Overall
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Pentax K-3 III vs Pentax K20D Key Specs
(Full Review)
- 26MP - APS-C Sensor
- 3.2" Fixed Screen
- ISO 100 - 1600000
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 3840 x 2160 video
- Pentax KAF2 Mount
- 820g - 135 x 104 x 74mm
- Revealed March 2021
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Screen
- ISO 100 - 3200 (Expand to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 70mm
- Launched June 2008
- Replaced the Pentax K10D
Snapchat Adds Watermarks to AI-Created Images Pentax K-3 III vs Pentax K20D Overview
Its time to look closer at the Pentax K-3 III versus Pentax K20D, both Advanced DSLR digital cameras and both are produced by Pentax. There is a considerable difference between the resolutions of the K-3 III (26MP) and K20D (15MP) but both cameras provide the identical sensor sizing (APS-C).
President Biden pushes bill mandating TikTok sale or banThe K-3 III was launched 12 years later than the K20D and that is quite a large difference as far as tech is concerned. Both cameras feature the same body design (Mid-size SLR).
Before delving straight to a detailed comparison, here is a brief synopsis of how the K-3 III matches up versus the K20D with respect to portability, imaging, features and an overall grade.
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This is a preview of the gallery images for Pentax K-3 Mark III & Pentax K20D. The complete galleries are available at Pentax K-3 III Gallery & Pentax K20D Gallery.
Reasons to pick Pentax K-3 III over the Pentax K20D
| K-3 III | K20D | |||
|---|---|---|---|---|
| Launched | March 2021 |  | June 2008 | More recent by 156 months |
| Screen size | 3.2" |  | 2.7" | Bigger screen (+0.5") |
| Screen resolution | 1620k |  | 230k | Clearer screen (+1390k dot) |
| Touch screen |  | Quickly navigate |
Reasons to pick Pentax K20D over the Pentax K-3 III
| K20D | K-3 III |
|---|
Common features in the Pentax K-3 III and Pentax K20D
| K-3 III | K20D | |||
|---|---|---|---|---|
| Manual focus |  | Very exact focusing | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Selfie screen |  | Neither has selfie screen |
Pentax K-3 III vs Pentax K20D Physical Comparison
For those who are going to lug around your camera regularly, you're going to have to consider its weight and dimensions. The Pentax K-3 III has exterior measurements of 135mm x 104mm x 74mm (5.3" x 4.1" x 2.9") along with a weight of 820 grams (1.81 lbs) and the Pentax K20D has dimensions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") with a weight of 800 grams (1.76 lbs).
Analyze the Pentax K-3 III versus Pentax K20D in our completely new Camera & Lens Size Comparison Tool.
Always remember, the weight of an ILC will change depending on the lens you use during that time. Below is a front view size comparison of the K-3 III compared to the K20D.
Considering size and weight, the portability score of the K-3 III and K20D is 58 and 59 respectively.
Pentax K-3 III vs Pentax K20D Sensor Comparison
Usually, it's hard to envision the difference between sensor measurements simply by checking specifications. The graphic underneath will help provide you a better sense of the sensor measurements in the K-3 III and K20D.
To sum up, each of the cameras feature the identical sensor size albeit not the same MP. You can expect the Pentax K-3 III to resolve more detail utilizing its extra 11MP. Higher resolution will also let you crop photographs way more aggressively. The more modern K-3 III is going to have an edge when it comes to sensor technology.
Pentax K-3 III vs Pentax K20D Screen and ViewFinder
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Pentax K-3 III vs Pentax K20D Specifications
| Pentax K-3 Mark III | Pentax K20D | |
|---|---|---|
| General Information | ||
| Manufacturer | Pentax | Pentax |
| Model type | Pentax K-3 Mark III | Pentax K20D |
| Category | Advanced DSLR | Advanced DSLR |
| Revealed | 2021-03-31 | 2008-06-25 |
| Body design | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Sensor type | CMOS | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor dimensions | 23 x 15.5mm | 23.4 x 15.6mm |
| Sensor surface area | 356.5mm² | 365.0mm² |
| Sensor resolution | 26 megapixel | 15 megapixel |
| Anti alias filter | ||
| Aspect ratio | 3:2 | 3:2 |
| Highest Possible resolution | 6192 x 4128 | 4672 x 3104 |
| Maximum native ISO | 1600000 | 3200 |
| Maximum enhanced ISO | - | 6400 |
| Lowest native ISO | 100 | 100 |
| RAW support | ||
| Autofocusing | ||
| Focus manually | ||
| Touch focus | ||
| Autofocus continuous | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detection focus | ||
| Contract detection focus | ||
| Phase detection focus | ||
| Total focus points | 101 | 11 |
| Cross type focus points | 25 | - |
| Lens | ||
| Lens mount type | Pentax KAF2 | Pentax KAF2 |
| Number of lenses | 156 | 151 |
| Crop factor | 1.6 | 1.5 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen sizing | 3.2" | 2.7" |
| Screen resolution | 1,620 thousand dot | 230 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch display | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 100% | 95% |
| Viewfinder magnification | 0.7x | 0.64x |
| Features | ||
| Min shutter speed | 30 secs | 30 secs |
| Max shutter speed | 1/8000 secs | 1/4000 secs |
| Continuous shutter speed | 12.0 frames per sec | 3.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash distance | no built-in flash | 13.00 m (at ISO 100) |
| Flash settings | Auto, Auto + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow- speed Sync, Slow-speed Sync + Red-eye, P-TTL, Contrast-control-sync, High-speed sync, Wireless sync | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless |
| Hot shoe | ||
| AEB | ||
| WB bracketing | ||
| Max flash sync | 1/200 secs | 1/180 secs |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 3840 x 2160 @ 30p, MOV, H.264, Linear PCM3840 x 2160 @ 24p, MOV, H.264, Linear PCM1920 x 1080 @ 60p, MOV, H.264, Linear PCM1920 x 1080 @ 30p, MOV, H.264, Linear PCM1920 x 1080 @ 24p, MOV, H.264, Linear PCM | - |
| Maximum video resolution | 3840x2160 | None |
| Video file format | MPEG-4, H.264 | - |
| Mic jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Built-In | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.2 Gen 1 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 820 grams (1.81 lbs) | 800 grams (1.76 lbs) |
| Physical dimensions | 135 x 104 x 74mm (5.3" x 4.1" x 2.9") | 142 x 101 x 70mm (5.6" x 4.0" x 2.8") |
| DXO scores | ||
| DXO Overall rating | not tested | 65 |
| DXO Color Depth rating | not tested | 22.9 |
| DXO Dynamic range rating | not tested | 11.1 |
| DXO Low light rating | not tested | 639 |
| Other | ||
| Battery life | 800 photos | - |
| Battery form | Battery Pack | - |
| Battery ID | D-LI90 | D-LI50 |
| Self timer | Yes | Yes (2 or 10 sec) |
| Time lapse recording | ||
| Type of storage | Dual SD/SDHC/SDXC slots (UHS-II supported in slot 1) | SD/MMC/SDHC card |
| Storage slots | Two | 1 |
| Price at release | $1,999 | $700 |