Pentax 645Z vs Pentax K-3
49 Imaging
80 Features
74 Overall
77
59 Imaging
65 Features
85 Overall
73
Pentax 645Z vs Pentax K-3 Key Specs
(Full Review)
- 51MP - Medium format Sensor
- 3.2" Tilting Display
- ISO 100 - 204800
- No Anti-Alias Filter
- 1920 x 1080 video
- Pentax 645AF2 Mount
- 1550g - 156 x 117 x 123mm
- Released April 2014
- Replaced the Pentax 645D
(Full Review)
- 24MP - APS-C Sensor
- 3.2" Fixed Display
- ISO 100 - 51200
- Sensor based Image Stabilization
- No Anti-Alias Filter
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 800g - 131 x 100 x 77mm
- Launched April 2014
- Newer Model is Pentax K-3 II
Pentax 645Z vs Pentax K-3 Overview
Following is a thorough assessment of the Pentax 645Z versus Pentax K-3, former is a Pro DSLR while the other is a Advanced DSLR and both are manufactured by Pentax. There is a substantial difference among the resolutions of the 645Z (51MP) and K-3 (24MP) and the 645Z (Medium format) and K-3 (APS-C) feature totally different sensor dimensions.
Photography GlossaryThe 645Z was revealed very close to the K-3 so they are of a similar age. Both the cameras come with different body type with the Pentax 645Z being a Large SLR camera and the Pentax K-3 being a Mid-size SLR camera.
Before getting in to a more detailed comparison, below is a brief view of how the 645Z scores vs the K-3 when it comes to portability, imaging, features and an overall score.
Pentax 645Z vs Pentax K-3 Gallery
This is a sample of the gallery pictures for Pentax 645Z & Pentax K-3. The full galleries are provided at Pentax 645Z Gallery & Pentax K-3 Gallery.
Reasons to pick Pentax 645Z over the Pentax K-3
645Z | K-3 | |||
---|---|---|---|---|
Display type | Tilting | Fixed | Tilting display |
Reasons to pick Pentax K-3 over the Pentax 645Z
K-3 | 645Z |
---|
Common features in the Pentax 645Z and Pentax K-3
645Z | K-3 | |||
---|---|---|---|---|
Launched | April 2014 | April 2014 | Same age | |
Manual focus | Very exact focus | |||
Display dimension | 3.2" | 3.2" | Identical display sizing | |
Display resolution | 1037k | 1037k | Identical display resolution | |
Selfie screen | Lacking selfie screen | |||
Touch friendly display | Neither has Touch friendly display |
Pentax 645Z vs Pentax K-3 Physical Comparison
When you are planning to carry around your camera regularly, you need to factor in its weight and volume. The Pentax 645Z has exterior measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") with a weight of 1550 grams (3.42 lbs) whilst the Pentax K-3 has sizing of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs).
Compare the Pentax 645Z versus Pentax K-3 in our newest Camera & Lens Size Comparison Tool.Remember, the weight of an ILC will vary dependant on the lens you are employing at the time. The following is the front view size comparison of the 645Z versus the K-3.
Considering size and weight, the portability grade of the 645Z and K-3 is 49 and 59 respectively.
Pentax 645Z vs Pentax K-3 Sensor Comparison
Generally, it can be difficult to visualise the contrast in sensor sizes just by checking out specs. The picture here will provide you a greater sense of the sensor measurements in the 645Z and K-3.
As you can plainly see, each of the cameras have got different resolutions and different sensor sizes. The 645Z with its larger sensor will make achieving shallow depth of field simpler and the Pentax 645Z will provide more detail because of its extra 27MP. Greater resolution will allow you to crop pics much more aggressively.
Pentax 645Z vs Pentax K-3 Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Pentax 645Z vs Pentax K-3 Specifications
Pentax 645Z | Pentax K-3 | |
---|---|---|
General Information | ||
Make | Pentax | Pentax |
Model | Pentax 645Z | Pentax K-3 |
Category | Pro DSLR | Advanced DSLR |
Released | 2014-04-15 | 2014-04-10 |
Body design | Large SLR | Mid-size SLR |
Sensor Information | ||
Processor Chip | PRIME III | Prime III |
Sensor type | CMOS | CMOS |
Sensor size | Medium format | APS-C |
Sensor dimensions | 44 x 33mm | 23.5 x 15.6mm |
Sensor surface area | 1,452.0mm² | 366.6mm² |
Sensor resolution | 51MP | 24MP |
Anti aliasing filter | ||
Aspect ratio | 4:3 | 3:2 |
Maximum resolution | 8256 x 6192 | 6016 x 4000 |
Maximum native ISO | 204800 | 51200 |
Lowest native ISO | 100 | 100 |
RAW pictures | ||
Autofocusing | ||
Focus manually | ||
Touch to focus | ||
Continuous AF | ||
Single AF | ||
Tracking AF | ||
AF selectice | ||
AF center weighted | ||
AF multi area | ||
Live view AF | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Number of focus points | 27 | 27 |
Cross focus points | - | 25 |
Lens | ||
Lens mount | Pentax 645AF2 | Pentax KAF2 |
Total lenses | 6 | 151 |
Crop factor | 0.8 | 1.5 |
Screen | ||
Range of display | Tilting | Fixed Type |
Display sizing | 3.2" | 3.2" |
Resolution of display | 1,037k dot | 1,037k dot |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Display technology | - | TFT LCD monitor |
Viewfinder Information | ||
Viewfinder type | Optical (pentaprism) | Optical (pentaprism) |
Viewfinder coverage | 98 percent | 100 percent |
Viewfinder magnification | 0.85x | 0.64x |
Features | ||
Slowest shutter speed | 30 seconds | 30 seconds |
Maximum shutter speed | 1/4000 seconds | 1/8000 seconds |
Continuous shooting speed | 3.0fps | 8.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Change WB | ||
Image stabilization | ||
Integrated flash | ||
Flash range | no built-in flash | 13.00 m (at ISO 100) |
Flash options | Flash On, Flash On+Red-eye Reduction, Slow-speed Sync, Slow-speed Sync+Red-eye, P-TTL, Trailing Curtain Sync, contrast-control-sync, high-speed sync, wireless sync | Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual |
External flash | ||
AE bracketing | ||
White balance bracketing | ||
Maximum flash sync | 1/125 seconds | 1/180 seconds |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p) | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) |
Maximum video resolution | 1920x1080 | 1920x1080 |
Video data format | MPEG-4, H.264 | MPEG-4, H.264 |
Mic jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | None | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 3.0 (5 GBit/sec) | USB 3.0 (5 GBit/sec) |
GPS | Optional | Optional |
Physical | ||
Environment seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 1550g (3.42 pounds) | 800g (1.76 pounds) |
Dimensions | 156 x 117 x 123mm (6.1" x 4.6" x 4.8") | 131 x 100 x 77mm (5.2" x 3.9" x 3.0") |
DXO scores | ||
DXO All around score | 101 | 80 |
DXO Color Depth score | 26.0 | 23.7 |
DXO Dynamic range score | 14.7 | 13.4 |
DXO Low light score | 4505 | 1216 |
Other | ||
Battery life | 650 images | 560 images |
Battery form | Battery Pack | Battery Pack |
Battery model | D-LI90 | D-LI90 |
Self timer | Yes (2 or 10 secs) | Yes ( 2 or 12 seconds) |
Time lapse recording | ||
Type of storage | Dual SD/SDHC/SDXC slots | Dual SD/SDHC/SDXC |
Storage slots | Two | Two |
Retail pricing | $5,024 | $639 |