Nikon D3S vs Pentax 645D
51 Imaging
57 Features
63 Overall
59
50 Imaging
76 Features
52 Overall
66
Nikon D3S vs Pentax 645D Key Specs
(Full Review)
(Full Review)
- 40MP - Medium format Sensor
- 3" Fixed Screen
- ISO 200 - 1600
- No Anti-Alias Filter
- No Video
- Pentax 645AF2 Mount
- 1480g - 156 x 117 x 119mm
- Revealed March 2010
- Later Model is Pentax 645Z
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In this article, we will be reviewing the Nikon D3S versus Pentax 645D, both Pro DSLR cameras by rivals Nikon and Pentax. There is a sizable difference among the resolutions of the D3S (12MP) and 645D (40MP) and the D3S (Full frame) and 645D (Medium format) enjoy totally different sensor size.
Photobucket discusses licensing 13 billion images with AI firmsThe D3S was revealed at a similar time to the 645D and they are of a similar age. The two cameras offer the identical body type (Large SLR).
Before diving through a complete comparison, below is a concise synopsis of how the D3S grades versus the 645D with regard to portability, imaging, features and an overall mark.
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Here is a preview of the gallery images for Nikon D3S & Pentax 645D. The full galleries are provided at Nikon D3S Gallery & Pentax 645D Gallery.
Reasons to pick Nikon D3S over the Pentax 645D
| D3S | 645D |
|---|
Reasons to pick Pentax 645D over the Nikon D3S
| 645D | D3S |
|---|
Common features in the Nikon D3S and Pentax 645D
| D3S | 645D | |||
|---|---|---|---|---|
| Revealed | February 2010 |  | March 2010 | Same age |
| Focus manually |  | Dial exact focus | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Screen sizing | 3" |  | 3" | Equivalent screen size |
| Screen resolution | 921k |  | 921k | Exact same screen resolution |
| Selfie screen |  | No selfie screen | ||
| Touch friendly screen |  | No Touch friendly screen |
Nikon D3S vs Pentax 645D Physical Comparison
For anyone who is intending to travel with your camera frequently, you're going to have to factor its weight and size. The Nikon D3S offers outside measurements of 160mm x 157mm x 88mm (6.3" x 6.2" x 3.5") with a weight of 1240 grams (2.73 lbs) and the Pentax 645D has specifications of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") with a weight of 1480 grams (3.26 lbs).
Check out the Nikon D3S versus Pentax 645D in our completely new Camera & Lens Size Comparison Tool.
Do not forget, the weight of an ILC will differ depending on the lens you are utilising at the time. Here is the front view dimension comparison of the D3S vs the 645D.
Looking at size and weight, the portability score of the D3S and 645D is 51 and 50 respectively.
Nikon D3S vs Pentax 645D Sensor Comparison
In many cases, it's hard to visualise the difference in sensor dimensions merely by going through a spec sheet. The image underneath will give you a more clear sense of the sensor sizing in the D3S and 645D.
Clearly, the two cameras offer different resolutions and different sensor dimensions. The D3S with its smaller sensor will make achieving shallower DOF more difficult and the Pentax 645D will provide more detail because of its extra 28 Megapixels. Higher resolution can also help you crop photographs a little more aggressively.
Nikon D3S vs Pentax 645D Screen and ViewFinder
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Nikon D3S vs Pentax 645D Specifications
| Nikon D3S | Pentax 645D | |
|---|---|---|
| General Information | ||
| Manufacturer | Nikon | Pentax |
| Model type | Nikon D3S | Pentax 645D |
| Type | Pro DSLR | Pro DSLR |
| Released | 2010-02-16 | 2010-03-10 |
| Physical type | Large SLR | Large SLR |
| Sensor Information | ||
| Processor Chip | Expeed | Prime II |
| Sensor type | CMOS | CCD |
| Sensor size | Full frame | Medium format |
| Sensor dimensions | 36 x 23.9mm | 44 x 33mm |
| Sensor surface area | 860.4mm² | 1,452.0mm² |
| Sensor resolution | 12MP | 40MP |
| Anti alias filter | ||
| Aspect ratio | 5:4 and 3:2 | 4:3 |
| Highest resolution | 4256 x 2832 | 7264 x 5440 |
| Highest native ISO | 12800 | 1600 |
| Highest boosted ISO | 102400 | - |
| Minimum native ISO | 200 | 200 |
| RAW data | ||
| Minimum boosted ISO | 100 | 100 |
| Autofocusing | ||
| Focus manually | ||
| AF touch | ||
| AF continuous | ||
| Single AF | ||
| AF tracking | ||
| AF selectice | ||
| AF center weighted | ||
| Multi area AF | ||
| Live view AF | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Total focus points | 51 | 11 |
| Cross type focus points | 15 | - |
| Lens | ||
| Lens support | Nikon F | Pentax 645AF2 |
| Total lenses | 309 | 6 |
| Focal length multiplier | 1 | 0.8 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display sizing | 3 inch | 3 inch |
| Resolution of display | 921k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch functionality | ||
| Display technology | Low-temperature polysilicon TFT color LCD | TFT Color LCD with wide-viewing angle and with AR coating |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 100 percent | 98 percent |
| Viewfinder magnification | 0.7x | 0.85x |
| Features | ||
| Slowest shutter speed | 30s | 30s |
| Maximum shutter speed | 1/8000s | 1/4000s |
| Continuous shooting rate | 11.0 frames/s | 1.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash distance | no built-in flash | no built-in flash |
| Flash modes | Front curtain, Rear curtain, Red-Eye, Slow Sync | Auto, On, Off, Red-eye, Slow Sync, Rear Curtain |
| Hot shoe | ||
| AEB | ||
| WB bracketing | ||
| Maximum flash synchronize | 1/250s | 1/125s |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 1280 x 720 (24 fps), 640 x 424 (24 fps), 320 x 216 (24 fps) | - |
| Highest video resolution | 1280x720 | None |
| Video format | Motion JPEG | - |
| Mic support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | None | 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 | 1240 grams (2.73 lbs) | 1480 grams (3.26 lbs) |
| Dimensions | 160 x 157 x 88mm (6.3" x 6.2" x 3.5") | 156 x 117 x 119mm (6.1" x 4.6" x 4.7") |
| DXO scores | ||
| DXO All around rating | 82 | 82 |
| DXO Color Depth rating | 23.5 | 24.6 |
| DXO Dynamic range rating | 12.0 | 12.6 |
| DXO Low light rating | 3253 | 1262 |
| Other | ||
| Battery life | 4200 photos | 800 photos |
| Type of battery | Battery Pack | Battery Pack |
| Battery ID | EN-EL4a | D-LI90 |
| Self timer | Yes (2 to 20 sec) | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Type of storage | Compact Flash (Type I or II) x 2, UDMA | SD/SDHC |
| Card slots | 2 | 2 |
| Pricing at launch | $5,200 | $4,000 |
