Nikon D4 vs Pentax 645D
50 Imaging
62 Features
81 Overall
69
50 Imaging
76 Features
52 Overall
66
Nikon D4 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
- Refreshed by Pentax 645Z
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Following is a thorough review of the Nikon D4 and Pentax 645D, both Pro DSLR digital cameras by companies Nikon and Pentax. There is a sizeable difference between the resolutions of the D4 (16MP) and 645D (40MP) and the D4 (Full frame) and 645D (Medium format) come with totally different sensor size.
Photography GlossaryThe D4 was released 23 months after the 645D which makes the cameras a generation away from each other. Both of these cameras offer the identical body type (Large SLR).
Before diving in to a comprehensive comparison, below is a concise synopsis of how the D4 grades versus the 645D when considering portability, imaging, features and an overall score.
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The following is a preview of the gallery images for Nikon D4 and Pentax 645D. The complete galleries are viewable at Nikon D4 Gallery and Pentax 645D Gallery.
Reasons to pick Nikon D4 over the Pentax 645D
| D4 | 645D | |||
|---|---|---|---|---|
| Revealed | January 2012 |  | March 2010 | More modern by 23 months |
| Screen sizing | 3.2" |  | 3" | Bigger screen (+0.2") |
Reasons to pick Pentax 645D over the Nikon D4
| 645D | D4 |
|---|
Common features in the Nikon D4 and Pentax 645D
| D4 | 645D | |||
|---|---|---|---|---|
| Manual focus |  | Dial accurate focusing | ||
| Screen type | Fixed |  | Fixed | Fixed screen |
| Screen resolution | 921k |  | 921k | Identical screen resolution |
| Selfie screen |  | Absent selfie screen | ||
| Touch friendly screen |  | Absent Touch friendly screen |
Nikon D4 vs Pentax 645D Physical Comparison
In case you're looking to carry around your camera frequently, you have to factor its weight and proportions. The Nikon D4 comes with exterior measurements of 160mm x 157mm x 91mm (6.3" x 6.2" x 3.6") with a weight of 1340 grams (2.95 lbs) whilst the Pentax 645D has measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") along with a weight of 1480 grams (3.26 lbs).
Contrast the Nikon D4 and Pentax 645D in the all new Camera with Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will differ dependant on the lens you select at the time. Following is the front view proportions comparison of the D4 against the 645D.
Using size and weight, the portability score of the D4 and 645D is 50 and 50 respectively.
Nikon D4 vs Pentax 645D Sensor Comparison
Oftentimes, it is tough to see the gap between sensor sizes only by looking at specs. The image here will help give you a much better sense of the sensor measurements in the D4 and 645D.
All in all, both of these cameras offer different megapixels and different sensor sizes. The D4 due to its tinier sensor will make getting bokeh tougher and the Pentax 645D will give greater detail as a result of its extra 24MP. Higher resolution will allow you to crop shots a little more aggressively. The more recent D4 is going to have a benefit when it comes to sensor tech.
Nikon D4 vs Pentax 645D Screen and ViewFinder
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Nikon D4 vs Pentax 645D Specifications
| Nikon D4 | Pentax 645D | |
|---|---|---|
| General Information | ||
| Make | Nikon | Pentax |
| Model | Nikon D4 | Pentax 645D |
| Category | Pro DSLR | Pro DSLR |
| Announced | 2012-01-06 | 2010-03-10 |
| Physical type | Large SLR | Large SLR |
| Sensor Information | ||
| Chip | Expeed 3 | 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 | 16 megapixel | 40 megapixel |
| Anti aliasing filter | ||
| Aspect ratio | 5:4 and 3:2 | 4:3 |
| Full resolution | 4928 x 3280 | 7264 x 5440 |
| Max native ISO | 12800 | 1600 |
| Max boosted ISO | 204800 | - |
| Minimum native ISO | 100 | 200 |
| RAW files | ||
| Minimum boosted ISO | 50 | 100 |
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Continuous AF | ||
| AF single | ||
| AF tracking | ||
| AF selectice | ||
| Center weighted AF | ||
| AF multi area | ||
| Live view AF | ||
| Face detection AF | ||
| Contract detection AF | ||
| Phase detection AF | ||
| Number of focus points | 51 | 11 |
| Cross focus points | 15 | - |
| Lens | ||
| Lens mount | Nikon F | Pentax 645AF2 |
| Amount of lenses | 309 | 6 |
| Focal length multiplier | 1 | 0.8 |
| Screen | ||
| Screen type | Fixed Type | Fixed Type |
| Screen sizing | 3.2 inches | 3 inches |
| Screen resolution | 921k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Screen technology | TFT color LCD with brightness control | 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 | 30 secs | 30 secs |
| Maximum shutter speed | 1/8000 secs | 1/4000 secs |
| Continuous shooting rate | 11.0 frames/s | 1.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash settings | Auto, On, Off, Front curtain, Rear curtain, Red-Eye, Slow Sync, High Speed Sync | Auto, On, Off, Red-eye, Slow Sync, Rear Curtain |
| External flash | ||
| AE bracketing | ||
| White balance bracketing | ||
| Maximum flash synchronize | 1/250 secs | 1/125 secs |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 1920 x 1080 (30, 25, 24 fps), 1280 x 720 (60, 50, 30, 25 fps), 640 x 424 (30, 25 fps) | - |
| Max video resolution | 1920x1080 | None |
| Video file format | MPEG-4, H.264 | - |
| Mic port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Optional | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environmental sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 1340 grams (2.95 lb) | 1480 grams (3.26 lb) |
| Dimensions | 160 x 157 x 91mm (6.3" x 6.2" x 3.6") | 156 x 117 x 119mm (6.1" x 4.6" x 4.7") |
| DXO scores | ||
| DXO All around score | 89 | 82 |
| DXO Color Depth score | 24.7 | 24.6 |
| DXO Dynamic range score | 13.1 | 12.6 |
| DXO Low light score | 2965 | 1262 |
| Other | ||
| Battery life | 2600 photographs | 800 photographs |
| Type of battery | Battery Pack | Battery Pack |
| Battery model | EN-EL18 | D-LI90 |
| Self timer | Yes (2-20 seconds, 1-9 exposures at intervals of 0.5, 1, 2, or 3 seconds) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | CompactFlash, XQD | SD/SDHC |
| Card slots | Dual | Dual |
| Cost at launch | $4,500 | $4,000 |
