Panasonic G1 vs Pentax K20D
82 Imaging
46 Features
50 Overall
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59 Imaging
53 Features
52 Overall
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Panasonic G1 vs Pentax K20D Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Fully Articulated Screen
- ISO 100 - 1600 (Increase to 3200)
- No Video
- Micro Four Thirds Mount
- 360g - 124 x 84 x 45mm
- Released January 2009
- Updated by Panasonic G2
(Full Review)
- 15MP - APS-C Sensor
- 2.7" Fixed Screen
- ISO 100 - 3200 (Increase to 6400)
- Sensor based Image Stabilization
- No Video
- Pentax KAF2 Mount
- 800g - 142 x 101 x 70mm
- Announced June 2008
- Superseded the Pentax K10D
Photography Glossary Panasonic G1 vs Pentax K20D Overview
Its time to look much closer at the Panasonic G1 and Pentax K20D, former being a Entry-Level Mirrorless while the latter is a Advanced DSLR by manufacturers Panasonic and Pentax. The sensor resolution of the G1 (12MP) and the K20D (15MP) is relatively similar but the G1 (Four Thirds) and K20D (APS-C) have different sensor measurements.
Sora from OpenAI releases its first ever music videoThe G1 was revealed 7 months later than the K20D and they are both of a similar age. Both the cameras feature different body design with the Panasonic G1 being a SLR-style mirrorless camera and the Pentax K20D being a Mid-size SLR camera.
Before we go straight to a detailed comparison, here is a short view of how the G1 grades against the K20D when considering portability, imaging, features and an overall grade.
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Reasons to pick Panasonic G1 over the Pentax K20D
| G1 | K20D | |||
|---|---|---|---|---|
| Announced | January 2009 |  | June 2008 | More recent by 7 months |
| Screen type | Fully Articulated |  | Fixed | Fully Articulating screen |
| Screen size | 3" |  | 2.7" | Bigger screen (+0.3") |
| Screen resolution | 460k |  | 230k | Clearer screen (+230k dot) |
| Selfie screen |  | Take selfies |
Reasons to pick Pentax K20D over the Panasonic G1
| K20D | G1 |
|---|
Common features in the Panasonic G1 and Pentax K20D
| G1 | K20D | |||
|---|---|---|---|---|
| Manually focus |  | More exact focus | ||
| Touch friendly screen |  | Neither provides Touch friendly screen |
Panasonic G1 vs Pentax K20D Physical Comparison
For anyone who is going to lug around your camera regularly, you should factor its weight and dimensions. The Panasonic G1 provides external measurements of 124mm x 84mm x 45mm (4.9" x 3.3" x 1.8") having a weight of 360 grams (0.79 lbs) whilst the Pentax K20D has dimensions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") having a weight of 800 grams (1.76 lbs).
Look at the Panasonic G1 and Pentax K20D in our brand new Camera & Lens Size Comparison Tool.
Do not forget, the weight of an ILC will vary depending on the lens you use at that moment. Below is a front view physical size comparison of the G1 and the K20D.
Taking into account size and weight, the portability score of the G1 and K20D is 82 and 59 respectively.
Panasonic G1 vs Pentax K20D Sensor Comparison
Usually, it's hard to imagine the difference between sensor measurements only by reviewing specs. The visual below should offer you a clearer sense of the sensor sizing in the G1 and K20D.
All in all, each of these cameras come with different megapixel count and different sensor measurements. The G1 with its tinier sensor is going to make getting shallower DOF more difficult and the Pentax K20D will offer more detail because of its extra 3 Megapixels. Higher resolution will allow you to crop pictures a good deal more aggressively. The fresher G1 provides an edge in sensor technology.
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Panasonic G1 vs Pentax K20D Specifications
| Panasonic Lumix DMC-G1 | Pentax K20D | |
|---|---|---|
| General Information | ||
| Make | Panasonic | Pentax |
| Model type | Panasonic Lumix DMC-G1 | Pentax K20D |
| Class | Entry-Level Mirrorless | Advanced DSLR |
| Released | 2009-01-19 | 2008-06-25 |
| Body design | SLR-style mirrorless | Mid-size SLR |
| Sensor Information | ||
| Sensor type | CMOS | CMOS |
| Sensor size | Four Thirds | APS-C |
| Sensor measurements | 17.3 x 13mm | 23.4 x 15.6mm |
| Sensor area | 224.9mm² | 365.0mm² |
| Sensor resolution | 12 megapixels | 15 megapixels |
| Anti alias filter | ||
| Aspect ratio | 4:3, 3:2 and 16:9 | 3:2 |
| Max resolution | 4000 x 3000 | 4672 x 3104 |
| Max native ISO | 1600 | 3200 |
| Max enhanced ISO | 3200 | 6400 |
| Min native ISO | 100 | 100 |
| RAW images | ||
| Autofocusing | ||
| Focus manually | ||
| Touch focus | ||
| Continuous AF | ||
| Single AF | ||
| Tracking AF | ||
| Selective AF | ||
| AF center weighted | ||
| AF multi area | ||
| AF live view | ||
| Face detection AF | ||
| Contract detection AF | ||
| Phase detection AF | ||
| Total focus points | - | 11 |
| Lens | ||
| Lens mount type | Micro Four Thirds | Pentax KAF2 |
| Available lenses | 107 | 151 |
| Crop factor | 2.1 | 1.5 |
| Screen | ||
| Screen type | Fully Articulated | Fixed Type |
| Screen sizing | 3 inch | 2.7 inch |
| Resolution of screen | 460 thousand dot | 230 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Viewfinder Information | ||
| Viewfinder | Electronic | Optical (pentaprism) |
| Viewfinder coverage | 100% | 95% |
| Viewfinder magnification | - | 0.64x |
| Features | ||
| Minimum shutter speed | 60 secs | 30 secs |
| Fastest shutter speed | 1/4000 secs | 1/4000 secs |
| Continuous shutter speed | 3.0 frames/s | 3.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash distance | 10.50 m | 13.00 m (at ISO 100) |
| Flash options | Auto, On, Off, Red-Eye, Slow Sync | Auto, Red-Eye, Slow, Red-Eye Slow, Rear curtain, wireless |
| External flash | ||
| AE bracketing | ||
| White balance bracketing | ||
| Fastest flash sync | 1/160 secs | 1/180 secs |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Max video resolution | None | None |
| Microphone jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 360g (0.79 pounds) | 800g (1.76 pounds) |
| Physical dimensions | 124 x 84 x 45mm (4.9" x 3.3" x 1.8") | 142 x 101 x 70mm (5.6" x 4.0" x 2.8") |
| DXO scores | ||
| DXO Overall rating | 53 | 65 |
| DXO Color Depth rating | 21.1 | 22.9 |
| DXO Dynamic range rating | 10.3 | 11.1 |
| DXO Low light rating | 463 | 639 |
| Other | ||
| Battery life | 330 images | - |
| Battery form | Battery Pack | - |
| Battery ID | - | D-LI50 |
| Self timer | Yes (2 or 10 sec) | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Type of storage | SD/MMC/SDHC card | SD/MMC/SDHC card |
| Storage slots | 1 | 1 |
| Launch pricing | $0 | $700 |