This review is devoted to 645D that Pentax has first introduced to the public in Mar 10, 2010. This model is a Pro DSLR camera with a resolution of 40.0 MP and a Medium format (44 x 33 mm) sized CCD sensor.
Pentax has replaced this product with their most recent
To learn more about the specs and difference between these two models, check our complete comparison by
following this link:
Pentax 645D vs. 645Z
In Pro DSLR cameras (Top 10 DSLR Cameras) this model has taken rank #8 out of 200. Its Overall Score has reached 57/100 and it takes a rank of #19 out of 1174 in all Cameras.
Now let's delve into more details of our Pentax 645D 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 645D. 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 645D has the following external dimensions 156 x 156 x 119 mm (61.42 x 46.06 x 46.85″) with the weight of 1480 g.
The typical weight for average Pro DSLR type cameras is 1275g. If we compare the average indicator to the weight of Pentax 645D, 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 645D is wider than other average cameras from this class. Its thickness is 119mm.
Look at the pictures below to see the front and top view of Pentax 645D with the indication of this model’s dimensions:
If you want to have a better idea of how big the Pentax 645D 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 645D compared to other models from this class of cameras presented by the brand’s competitors:
Unfortunately, Pentax 645D 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.
Unfortunately, Pentax 645D comes without a dustproof feature, so if you want it to serve well and last longer, you will have to use it very carefully and protect your camera from external threats such as dust.
Pentax 645D comes with Prime II processor. This model also boasts of a resolution of 40.0 MP and is equipped with a Medium format (44 x 33 mm) sized CCD sensor.
The base of Pentax 645D has the following ISO range 200 - 1600 .
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 645D features a 40.0 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 645D, 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 82 for the image quality. If you are looking to see how DxO Mark has tested and evaluated the Pentax 645D’s sensor.
Now let’s check how we can compare the size of Medium format sensor featured in Pentax 645D with other standard sensor sizes.
Pentax 645D is equipped with a Fixed Type 3" LCD screen. The resolution of this model’s screen reaches 921k dots.
In addition, this model comes with a built-in Optical (pentaprism) ViewFinder.
The ViewFinder in 645D 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 645D are its 1.0 fps max speed and 1/4000 sec max shutter speed, which allow you to shoot continuously.
Unlike some other cameras from this category, 645D unfortunately, is not equipped with a built-in flash. Luckily, it has a special slot for external flashes instead.
Pentax 645D is not equipped with any ports that would allow you to connect external headphones and microphones to it.
You can connect 645D to compatible devices via USB 2.0 port.
In concordance with generally accepted CIPA standards, the battery featured in Pentax 645D provides a shooting life of 800, 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 645D 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 645D’s performance in various fields of photography. Each sub-section stands for a specific photography area. In every part, we will review Pentax 645D’s name performance and give it an overall score. This first spider web graph indicates how we can compare the 645D 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 645D performs Portrait Photography, we gave it a score of 89. Compared to scores of other cameras from the same class, Pentax 645D 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 645D performs Street Photography, we gave it a score of 30. Compared to scores of other cameras from the same class, Pentax 645D can be called a Intermediate model for this type of photography.
After carefully reviewing how well Pentax 645D performs Sports Photography, we gave it a score of 86. Compared to scores of other cameras from the same class, Pentax 645D can be called a 86 model for this type of photography.
After carefully reviewing how well Pentax 645D performs Daily Photography, we gave it a score of 93. Compared to scores of other cameras from the same class, Pentax 645D can be called a Great model for this type of photography.
After carefully reviewing how well Pentax 645D performs Landscape Photography, we gave it a score of 96. Compared to scores of other cameras from the same class, Pentax 645D can be called a 96 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.
|Announced||Mar 10, 2010|
|Body Type||Large SLR"|
|Lens Mount||Pentax 645AF2|
|Number of Lenses||6|
|Focal Length Multiplier||0.8x|
|Macro Focus Range|
|Screen Type||Fixed Type|
|Screen Resolution||921k dots|
|ViewFinder Resolution||0k dots|
|Min Shutter Speed||30 s|
|Max Shutter Speed||1/4000 s|
|Continuous Shooting||1.0 fps|
|Manual Exposure Mode|
|Custom White Balance|
|Flash Modes||Auto, Red-eye, Slow Sync, Rear Curtain|
|DxO Sensor Scores|
|DxO Sensor Scores||82|
|DxO Color Depth||24.6|
|DxO Dynamic Range||12.6|
|DxO Low Light ISO||1262|
|Sensor Size||Medium format|
|Sensor Dimensions||44 x 33 mm|
|Sensor Area||1452.00 mm2|
|Sensor Resolution||40.0 MP|
|Max Image Resolution||7264 x 5440|
|Max Native ISO||1,600|
|Max Boosted ISO||n/a|
|Min Native ISO||200|
|AF Multi Area|
|AF Live View|
|AF Face Detection|
|AF Contrast Detection|
|AF Phase Detection|
|Number of Focus Points||11|
|Number of Cross Focus Points||n/a|
|Max Video Resolution|
|Physical Dimensions||156 x 117 x 119 mm|
|Battery Life||800 shots|
|Battery Type||800 shots|