Pentax 645D vs Sony WX9
50 Imaging
74 Features
52 Overall
65
99 Imaging
38 Features
37 Overall
37
Pentax 645D vs Sony WX9 Key Specs
(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
- Introduced March 2010
- Replacement is Pentax 645Z
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 100 - 3200
- Optical Image Stabilization
- 1920 x 1080 video
- 25-125mm (F2.6-6.3) lens
- n/ag - 95 x 56 x 20mm
- Introduced January 2011
Mastering Nature Photography with a Digital Microscope Camera Pentax 645D vs Sony WX9 Overview
Below, we will be evaluating the Pentax 645D vs Sony WX9, former is a Pro DSLR while the latter is a Ultracompact by manufacturers Pentax and Sony. There exists a noticeable gap between the resolutions of the 645D (40MP) and WX9 (16MP) and the 645D (Medium format) and WX9 (1/2.3") come with different sensor measurements.
Photobucket discusses licensing 13 billion images with AI firmsThe 645D was introduced 10 months prior to the WX9 which means that they are of a similar age. Both cameras come with different body type with the Pentax 645D being a Large SLR camera and the Sony WX9 being a Ultracompact camera.
Before going in to a more detailed comparison, below is a short highlight of how the 645D grades versus the WX9 with regards to portability, imaging, features and an overall mark.
Photography Glossary Pentax 645D vs Sony WX9 Gallery
Below is a preview of the gallery images for Pentax 645D & Sony Cyber-shot DSC-WX9. The whole galleries are viewable at Pentax 645D Gallery & Sony WX9 Gallery.
Reasons to pick Pentax 645D over the Sony WX9
| 645D | WX9 | |||
|---|---|---|---|---|
| Manual focus | Dial accurate focus |
Reasons to pick Sony WX9 over the Pentax 645D
| WX9 | 645D | |||
|---|---|---|---|---|
| Introduced | January 2011 | March 2010 | Newer by 10 months |
Common features in the Pentax 645D and Sony WX9
| 645D | WX9 | |||
|---|---|---|---|---|
| Screen type | Fixed | Fixed | Fixed screen | |
| Screen dimension | 3" | 3" | Identical screen measurements | |
| Screen resolution | 921k | 921k | Same screen resolution | |
| Selfie screen | Neither has selfie screen | |||
| Touch screen | Neither has Touch screen |
Pentax 645D vs Sony WX9 Physical Comparison
If you're looking to travel with your camera regularly, you will want to take into account its weight and proportions. The Pentax 645D has exterior dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs) whilst the Sony WX9 has measurements of 95mm x 56mm x 20mm (3.7" x 2.2" x 0.8") with a weight of n/a grams (0.00 lbs).
Analyze the Pentax 645D vs Sony WX9 in our brand new Camera plus Lens Size Comparison Tool.
Remember that, the weight of an ILC will differ depending on the lens you choose at that time. The following is the front view proportions comparison of the 645D and the WX9.

Considering dimensions and weight, the portability grade of the 645D and WX9 is 50 and 99 respectively.
Pentax 645D vs Sony WX9 Sensor Comparison
Sometimes, it can be tough to picture the contrast between sensor dimensions only by checking technical specs. The image underneath might offer you a far better sense of the sensor dimensions in the 645D and WX9.
As you can tell, the 2 cameras posses different megapixels and different sensor dimensions. The 645D having a bigger sensor is going to make getting shallower depth of field easier and the Pentax 645D will give greater detail using its extra 24 Megapixels. Higher resolution can also make it easier to crop shots somewhat more aggressively. The more aged 645D is going to be behind with regard to sensor tech.
Pentax 645D vs Sony WX9 Screen and ViewFinder
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Pentax 645D vs Sony WX9 Specifications
| Pentax 645D | Sony Cyber-shot DSC-WX9 | |
|---|---|---|
| General Information | ||
| Manufacturer | Pentax | Sony |
| Model type | Pentax 645D | Sony Cyber-shot DSC-WX9 |
| Category | Pro DSLR | Ultracompact |
| Introduced | 2010-03-10 | 2011-01-06 |
| Physical type | Large SLR | Ultracompact |
| Sensor Information | ||
| Powered by | Prime II | BIONZ |
| Sensor type | CCD | BSI-CMOS |
| Sensor size | Medium format | 1/2.3" |
| Sensor measurements | 44 x 33mm | 6.17 x 4.55mm |
| Sensor area | 1,452.0mm² | 28.1mm² |
| Sensor resolution | 40 megapixels | 16 megapixels |
| Anti alias filter | ||
| Aspect ratio | 4:3 | 4:3 and 16:9 |
| Full resolution | 7264 x 5440 | 4608 x 3456 |
| Max native ISO | 1600 | 3200 |
| Lowest native ISO | 200 | 100 |
| RAW data | ||
| Lowest boosted ISO | 100 | - |
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect autofocus | ||
| Contract detect autofocus | ||
| Phase detect autofocus | ||
| Total focus points | 11 | 9 |
| Lens | ||
| Lens support | Pentax 645AF2 | fixed lens |
| Lens zoom range | - | 25-125mm (5.0x) |
| Highest aperture | - | f/2.6-6.3 |
| Macro focusing range | - | 5cm |
| Number of lenses | 6 | - |
| Crop factor | 0.8 | 5.8 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display sizing | 3 inch | 3 inch |
| Resolution of display | 921k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Display tech | TFT Color LCD with wide-viewing angle and with AR coating | XtraFine LCD |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | None |
| Viewfinder coverage | 98 percent | - |
| Viewfinder magnification | 0.85x | - |
| Features | ||
| Lowest shutter speed | 30 secs | 2 secs |
| Highest shutter speed | 1/4000 secs | 1/1600 secs |
| Continuous shooting rate | 1.0 frames per second | 10.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | - |
| Custom white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash distance | no built-in flash | 5.30 m |
| Flash settings | Auto, On, Off, Red-eye, Slow Sync, Rear Curtain | Auto, On, Off, Slow Sync |
| Hot shoe | ||
| AE bracketing | ||
| White balance bracketing | ||
| Highest flash synchronize | 1/125 secs | - |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | - | 1920 x 1080 (60 fps), 1440 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) |
| Max video resolution | None | 1920x1080 |
| Video data format | - | MPEG-4, AVCHD |
| Microphone port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | None | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 1480 grams (3.26 lb) | - |
| Dimensions | 156 x 117 x 119mm (6.1" x 4.6" x 4.7") | 95 x 56 x 20mm (3.7" x 2.2" x 0.8") |
| DXO scores | ||
| DXO All around rating | 82 | not tested |
| DXO Color Depth rating | 24.6 | not tested |
| DXO Dynamic range rating | 12.6 | not tested |
| DXO Low light rating | 1262 | not tested |
| Other | ||
| Battery life | 800 pictures | - |
| Battery type | Battery Pack | - |
| Battery ID | D-LI90 | NP-BN1 |
| Self timer | Yes (2 or 10 sec) | Yes (2 or 10 sec, Portrait 1/2) |
| Time lapse shooting | ||
| Type of storage | SD/SDHC | SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo |
| Card slots | Dual | 1 |
| Pricing at launch | $4,000 | $188 |