Panasonic G2 vs Pentax 645D
72 Imaging
47 Features
60 Overall
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50 Imaging
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52 Overall
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Panasonic G2 vs Pentax 645D Key Specs
(Full Review)
- 12MP - Four Thirds Sensor
- 3" Fully Articulated Screen
- ISO 100 - 6400
- 1280 x 720 video
- Micro Four Thirds Mount
- 428g - 124 x 84 x 74mm
- Introduced July 2010
- Replaced the Panasonic G1
- Refreshed by Panasonic G3
(Full Review)
- 40MP - Medium format Sensor
- 3" Fixed Display
- ISO 200 - 1600
- No Anti-Alias Filter
- No Video
- Pentax 645AF2 Mount
- 1480g - 156 x 117 x 119mm
- Launched March 2010
- Replacement is Pentax 645Z
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In this write-up, we are matching up the Panasonic G2 and Pentax 645D, former being a Entry-Level Mirrorless while the other is a Pro DSLR by competitors Panasonic and Pentax. There is a sizable difference between the image resolutions of the G2 (12MP) and 645D (40MP) and the G2 (Four Thirds) and 645D (Medium format) enjoy totally different sensor size.
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe G2 was launched 5 months later than the 645D so they are both of a similar age. Each of these cameras offer different body type with the Panasonic G2 being a SLR-style mirrorless camera and the Pentax 645D being a Large SLR camera.
Before getting through a in depth comparison, below is a simple highlight of how the G2 grades against the 645D in the way of portability, imaging, features and an overall rating.
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This is a sample of the gallery pictures for Panasonic Lumix DMC-G2 & Pentax 645D. The complete galleries are provided at Panasonic G2 Gallery & Pentax 645D Gallery.
Reasons to pick Panasonic G2 over the Pentax 645D
| G2 | 645D | |||
|---|---|---|---|---|
| Display type | Fully Articulated |  | Fixed | Fully Articulating display |
| Selfie screen |  | Easy selfies | ||
| Touch display |  | Easily navigate |
Reasons to pick Pentax 645D over the Panasonic G2
| 645D | G2 | |||
|---|---|---|---|---|
| Display resolution | 921k |  | 460k | Crisper display (+461k dot) |
Common features in the Panasonic G2 and Pentax 645D
| G2 | 645D | |||
|---|---|---|---|---|
| Launched | July 2010 |  | March 2010 | Similar age |
| Focus manually |  | More exact focusing | ||
| Display sizing | 3" |  | 3" | Equivalent display size |
Panasonic G2 vs Pentax 645D Physical Comparison
When you are aiming to carry your camera frequently, you will have to take into account its weight and measurements. The Panasonic G2 offers physical measurements of 124mm x 84mm x 74mm (4.9" x 3.3" x 2.9") accompanied by a weight of 428 grams (0.94 lbs) whilst the Pentax 645D has proportions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs).
Contrast the Panasonic G2 and Pentax 645D in our newest Camera plus Lens Size Comparison Tool.
Remember that, the weight of an ILC will differ based on the lens you use at the time. The following is the front view proportions comparison of the G2 against the 645D.
Taking into account size and weight, the portability grade of the G2 and 645D is 72 and 50 respectively.
Panasonic G2 vs Pentax 645D Sensor Comparison
Generally, its tough to envision the gap between sensor sizing only by reading technical specs. The photograph below will give you a greater sense of the sensor measurements in the G2 and 645D.
As you can tell, each of the cameras offer different megapixel count and different sensor sizing. The G2 due to its tinier sensor will make shooting shallower DOF tougher and the Pentax 645D will deliver greater detail utilizing its extra 28MP. Greater resolution can also let you crop pics a little more aggressively.
Panasonic G2 vs Pentax 645D Screen and ViewFinder
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Panasonic G2 vs Pentax 645D Specifications
| Panasonic Lumix DMC-G2 | Pentax 645D | |
|---|---|---|
| General Information | ||
| Company | Panasonic | Pentax |
| Model type | Panasonic Lumix DMC-G2 | Pentax 645D |
| Category | Entry-Level Mirrorless | Pro DSLR |
| Introduced | 2010-07-12 | 2010-03-10 |
| Body design | SLR-style mirrorless | Large SLR |
| Sensor Information | ||
| Processor Chip | Venus Engine HD II | Prime II |
| Sensor type | CMOS | CCD |
| Sensor size | Four Thirds | Medium format |
| Sensor measurements | 17.3 x 13mm | 44 x 33mm |
| Sensor surface area | 224.9mm² | 1,452.0mm² |
| Sensor resolution | 12 megapixel | 40 megapixel |
| Anti alias filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 4:3 |
| Highest resolution | 4000 x 3000 | 7264 x 5440 |
| Highest native ISO | 6400 | 1600 |
| Lowest native ISO | 100 | 200 |
| RAW format | ||
| Lowest boosted ISO | - | 100 |
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Autofocus live view | ||
| Face detection focus | ||
| Contract detection focus | ||
| Phase detection focus | ||
| Total focus points | - | 11 |
| Lens | ||
| Lens mount type | Micro Four Thirds | Pentax 645AF2 |
| Total lenses | 107 | 6 |
| Crop factor | 2.1 | 0.8 |
| Screen | ||
| Screen type | Fully Articulated | Fixed Type |
| Screen sizing | 3 inch | 3 inch |
| Screen resolution | 460k dot | 921k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Screen tech | TFT Color LCD with wide-viewing angle | TFT Color LCD with wide-viewing angle and with AR coating |
| Viewfinder Information | ||
| Viewfinder type | Electronic | Optical (pentaprism) |
| Viewfinder resolution | 1,440k dot | - |
| Viewfinder coverage | 100 percent | 98 percent |
| Viewfinder magnification | 0.55x | 0.85x |
| Features | ||
| Lowest shutter speed | 60 seconds | 30 seconds |
| Highest shutter speed | 1/4000 seconds | 1/4000 seconds |
| Continuous shooting speed | 3.0fps | 1.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Set white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 11.00 m | no built-in flash |
| Flash options | Auto, On, Off, Red-Eye, Slow Sync | Auto, On, Off, Red-eye, Slow Sync, Rear Curtain |
| External flash | ||
| AEB | ||
| White balance bracketing | ||
| Highest flash sync | 1/160 seconds | 1/125 seconds |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Video resolutions | 1280 x 720 (30 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) | - |
| Highest video resolution | 1280x720 | None |
| Video format | AVCHD Lite, Motion JPEG | - |
| Microphone input | ||
| Headphone input | ||
| 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 | 428 grams (0.94 lbs) | 1480 grams (3.26 lbs) |
| Dimensions | 124 x 84 x 74mm (4.9" x 3.3" x 2.9") | 156 x 117 x 119mm (6.1" x 4.6" x 4.7") |
| DXO scores | ||
| DXO All around rating | 53 | 82 |
| DXO Color Depth rating | 21.2 | 24.6 |
| DXO Dynamic range rating | 10.3 | 12.6 |
| DXO Low light rating | 493 | 1262 |
| Other | ||
| Battery life | 360 photographs | 800 photographs |
| Type of battery | Battery Pack | Battery Pack |
| Battery ID | - | D-LI90 |
| Self timer | Yes (2 or 10 sec) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC/SDXC | SD/SDHC |
| Storage slots | Single | 2 |
| Cost at launch | $1,000 | $4,000 |