This review is devoted to 645Z that Pentax has first introduced to the public in Apr 15, 2014. This model is a Pro DSLR camera with a resolution of 51.0 MP and a Medium format (44 x 33 mm) sized CMOS sensor.
This is an upgraded model that Pentax released to replace their older product
To learn more about the specs and difference between these two models, check our complete comparison by
following this link:
Pentax 645Z vs. 645D
In Pro DSLR cameras (Top 10 DSLR Cameras) this model has taken rank #1 out of 200. Its Overall Score has reached 70/100 and it takes a rank of #3 out of 1174 in all Cameras.
Now let's delve into more details of our Pentax 645Z review by assessing its features and specs, as well as checking what pros and cons it has compared to other average products in this category.
In this part of our review, we are going to take a closer look at the technical specs and features presented in Pentax 645Z. In addition, we are going to define the main pros and cons of this model and, based on this info, compare it to other average Pro DSLR cameras.
Pentax 645Z has the following external dimensions 156 x 156 x 123 mm (61.42 x 46.06 x 48.43″) with the weight of 1550 g.
The typical weight for average Pro DSLR type cameras is 1275g. If we compare the average indicator to the weight of Pentax 645Z, we can conclude that this model is heavier than many other similar products.
Talking about the camera’s thickness, it is worth saying that Pentax 645Z is wider than other average cameras from this class. Its thickness is 123mm.
Look at the pictures below to see the front and top view of Pentax 645Z with the indication of this model’s dimensions:
If you want to have a better idea of how big the Pentax 645Z is, look at the pictures below to see how big it is compared to a credit card and a AA type battery.
Finally, let's check how different are the weight and thickness of the Pentax 645Z compared to other models from this class of cameras presented by the brand’s competitors:
Pentax 645Z‘s body is protected from dust with its high-quality dustproof feature.
Unfortunately, Pentax 645Z comes without a waterproof feature, so if you want it to serve well and last longer, you will have to use it very carefully and avoid water.
Pentax 645Z comes with PRIME III processor. This model also boasts of a resolution of 51.0 MP and is equipped with a Medium format (44 x 33 mm) sized CMOS sensor.
The base of Pentax 645Z has the following ISO range 100 - 204800 .
Also, this model comes with the support of the RAW file. This gives you more opportunities in terms of further processing of your files as you can pick to save them in a RAW format.
In a huge database of models that we have collected, Pentax 645Z features a 51.0 MP sensor. In the Pro DSLR class, there is a high-resolution camera.
DxOMark gives us a possibility to make a clear and scientific assessment of the quality of camera sensors’ image. Pentax 645Z, in its turn, features a sensor that was already studied and assessed by DxO Mark. After a complete evaluation, this type of sensor has received a score of 101 for the image quality. If you are looking to see how DxO Mark has tested and evaluated the Pentax 645Z’s sensor.
Now let’s check how we can compare the size of Medium format sensor featured in Pentax 645Z with other standard sensor sizes.
Pentax 645Z is equipped with a Tilting 3.2" LCD screen. The resolution of this model’s screen reaches 1,037k dots.
In addition, this model comes with a built-in Optical (pentaprism) ViewFinder.
The ViewFinder in 645Z has quite nice characteristic. Its magnification ratio is 0.85x and it also provides a coverage of 98%.
Compared to other cameras from this class, this model may not come with the highest magnification and coverage indicators. However, even though its coverage is only 98%, this can’t be called a significant disadvantage.
Some of the main reasons why the OVF presented in this model is a handy tool are that it allows you to see a scene without any time lag or resolution limits. Besides, it also ensures the highest level of clarity that can be elaborated by the lens and the human eye. Who can benefit from this feature? The OVF is especially handy when shooting sports events. This smart system will allow photographers to see action instantly and figure out what is the right timing for capturing a specific moment.
Some of the other highlights of Pentax 645Z are its 3.0 fps max speed and 1/4000 sec max shutter speed, which allow you to shoot continuously.
Unlike some other cameras from this category, 645Z unfortunately, is not equipped with a built-in flash. Luckily, it has a special slot for external flashes instead.
One more highlight that makes Pentax 645Z stand out is the fact that it features two smart AutoFocusing systems. One of these systems is called Phase Detection and the other one is Contrast Detection. Both features stand for higher accuracy and focus speed in different situations. With the smart AutoFocus system presented in this model, photographers can choose from 27 points.
In addition, 645Z has a Face detection AF feature that quickly finds the faces that appear within the frame range and locks the focus on them automatically.
As for the video quality characteristics of Pentax 645Z, it gives you a possibility to shoot videos at the highest resolution of 1920 x 1080 You also have enough flexibility in terms of how you can save your files. Namely, Pentax 645Z allows you to save files in MPEG-4 and H.264 formats.
Pentax 645Z provides full HD resolution, which means that this model shows decent performance in most situations.
In addition, Pentax 645Z is equipped with a special port that you can use to connect an external microphone for recording high-quality sound with its help.
You can connect 645Z to compatible devices via its USB 3.0 or HDMI ports.
In concordance with generally accepted CIPA standards, the battery featured in Pentax 645Z provides a shooting life of 650, while the average battery life of cameras in this class is 2336 shots.
With the commonly accepted standards in mind, we can conclude that Pentax 645Z is above the average indicator of battery life. However, we believe it is still a great idea to grab a few extra batteries if you are planning long photo trips.
In this part of our review, we are going to focus on Pentax 645Z’s performance in various fields of photography. Each sub-section stands for a specific photography area. In every part, we will review Pentax 645Z’s name performance and give it an overall score. This first spider web graph indicates how we can compare the 645Z to the average DSLR camera.
Hover your mouse over the points to see the score details for each photography type.
After carefully reviewing how well Pentax 645Z performs Portrait Photography, we gave it a score of 93. Compared to scores of other cameras from the same class, Pentax 645Z can be called a Great model for this type of photography.
If the score of this model doesn’t impress you and you are still looking for a model that is better suited for Portrait Photography, we recommend you to check out our Top 10 Cameras for Portrait Photography.
After carefully reviewing how well Pentax 645Z performs Street Photography, we gave it a score of 67. Compared to scores of other cameras from the same class, Pentax 645Z can be called a Strong model for this type of photography.
After carefully reviewing how well Pentax 645Z performs Sports Photography, we gave it a score of 92. Compared to scores of other cameras from the same class, Pentax 645Z can be called a 92 model for this type of photography.
After carefully reviewing how well Pentax 645Z performs Daily Photography, we gave it a score of 79. Compared to scores of other cameras from the same class, Pentax 645Z can be called a Strong model for this type of photography.
After carefully reviewing how well Pentax 645Z performs Landscape Photography, we gave it a score of 100. Compared to scores of other cameras from the same class, Pentax 645Z can be called a 100 model for this type of photography.
If the score of this model doesn’t impress you and you are still looking for a model that is better suited for Landscape Photography, we recommend you to check out our Top 10 Cameras for Landscape Photography.
No Significant Disadvantages
|Announced||Apr 15, 2014|
|Body Type||Large SLR|
|Lens Mount||Pentax 645AF2|
|Number of Lenses||6|
|Focal Length Multiplier||0.8x|
|Macro Focus Range|
|Screen Resolution||1,037k dots|
|ViewFinder Resolution||0k dots|
|Min Shutter Speed||30 s|
|Max Shutter Speed||1/4000 s|
|Continuous Shooting||3.0 fps|
|Manual Exposure Mode|
|Custom White Balance|
|Flash Modes||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|
|DxO Sensor Scores|
|DxO Sensor Scores||101|
|DxO Color Depth||26.0|
|DxO Dynamic Range||14.7|
|DxO Low Light ISO||4505|
|Sensor Size||Medium format|
|Sensor Dimensions||44 x 33 mm|
|Sensor Area||1452.00 mm2|
|Sensor Resolution||51.0 MP|
|Max Image Resolution||8256 x 6192|
|Max Native ISO||204,800|
|Max Boosted ISO||n/a|
|Min Native ISO||100|
|AF Multi Area|
|AF Live View|
|AF Face Detection|
|AF Contrast Detection|
|AF Phase Detection|
|Number of Focus Points||27|
|Number of Cross Focus Points||n/a|
|Video Resolutions||1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p)|
|Max Video Resolution||1920 x 1080|
|Video Formats||MPEG-4, H.264|
|Physical Dimensions||156 x 117 x 123 mm|
|Battery Life||650 shots|
|Battery Type||650 shots|
|Storage Type||Dual SD/SDHC/SDXC slots|