Pentax 645Z

Pentax 645Z is Pentax's Pro DSLR digital camera first revealed on April of 2014. It has a 51 MegaPixel, CMOS Medium format sized sensor and has a peak resolution of 8256 x 6192.

Pentax launched this model in order to upgrade the earlier Pentax 645D (Read Full Comparison)

The 645Z is ranked #3 out of 35 in Pro DSLR cameras and all around #75 out of 1465 for cameras in our collection. You can check our Smart camera filter to see camera listings based on your personalized factors.

Below is a graph of different criteria used in the scoring system.

The Pentax 645Z comes with a history of related cameras. Underneath, you can discover all earlier and new models alongside important specs.

You can see the 645Z from different angles in the gallery below.

Below is a list of advantages and disadvantages of the Pentax 645Z based on things which are oftentimes seen as useful in a digital camera.

The Pentax 645Z is powered by the PRIME III processor. The sensor spec in the Pentax 645Z is 44mm x 33mm (Medium format). The 1,452 mm² sensor is able to resolve 8256 x 6192 pixels at aspect ratios of 4:3.

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The CMOS sensor boasts 51 megapixels and has a standard ISO range of 100 - 204800. RAW format is saved therefore you have wider room to maneuver in post.

Pentax chose to skip the anti-alias filter for the Pentax 645Z. This may result in more sharp pictures but may create moire in certain situations.

The image underneath illustrates the 645Z's sensor dimensions compared to other popular sizes. The 645Z sensor comes with a crop factor of 0.8 and is shown in green.

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To get an understanding of different aspect ratios, you should refer to the graphic below.

Pentax 645Z weighs in at 3.42 pounds (1,550 grams / 54.67 ounces) and the over all size of the camera is 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8"). The weight of general Pro DSLR camera is 1,280 grams so the Pentax 645Z is heavier compared with various rivals.

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Underneath is a image of the Pentax 645Z next to a soft drink so you can have a feel for its scale.

The top view underneath will illustrate the button layout on the 645Z.

The 645Z works with the Pentax 645AF2 mount and has 6 lenses that you can purchase. Below is a few of the lenses we have in our database which will fit the 645Z.

ModelVisualizeFocal LengthApertureStabilizedWeight

HD Pentax-DA645 28-45mm F4.5ED AW SR28-45mmf/4.5 1470g

Pentax smc D FA 645 25mm F4 AL IF SDM AW25mmf/4.0 1070g

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HD Pentax-D FA645 35mm F3.5 AL IF35mmf/3.5-32.0 570g

Pentax HD DFA645 Macro 90mm F2.8 ED AW SR90mmf/2.8 1040g

Pentax smc D FA 645 55mm F2.8 AL IF SDM AW55mmf/2.8 416g

Pentax smc DA 16-45mm F4 ED AL16-45mmf/4.0 356g

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The 645Z has the following connectivity:

• USB Yes
• HDMI Yes
• GPS Yes

Cameras that incorporate NFC and / or Bluetooth support can easily be used wirelessly by smartphones. You will be able to transfer files and oftentimes adjust camera settings without connecting straight to the camera.

A few applications even allow a Liveview and press the shutter whenever you aren't close to the camera. If the camera provides a HDMI out, it could be connected to an external screen. Nearly all cameras enable you to charge the battery using the USB port.

The highest video resolution in the Pentax 645Z is 1920 x 1080 and it can capture in MPEG-4 and H.264 file format. 1080p resolution gives a great balance between video quality versus file sizes but FULL HD won't leave you with much room to downsample. Even though the camera includes a microphone socket, it is sadly lacking a headphone socket which means you won't have the ability to monitor your audio levels.

Pentax 645Z has weather sealing making it a fantastic pick to use during rough conditions. This is particularly valuable in case you are not sure about the elements you might face during outdoor photography.

The Pentax 645Z has a 3.2 inch tilting display boasting a resolution of 1,037 thousand dots.

Please note that the display screen offers no touch support. The 645Z also has a builtin Top LCD screen in order to quickly see the camera's settings.

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The View Finder specs regarding Pentax 645Z are below:

• ViewFinder Optical (pentaprism)
• ViewFinder Coverage 98%
• ViewFinder Magnification 0.85x

Viewfinders can be quite helpful during sunny outdoor situations which can make the camera screen washed out and very difficult to view.

Pentax 645Z continuous shooting rate is 3.0 frames/s. The max shutter speed is 1/4000 seconds.

Pentax 645Z includes external flash ability but is without inbuilt flash. The maximum flash sync is 1/125 seconds.

Pentax 645Z includes both Phase Detect Autofocus and Contrast Detect Autofocus. Phase Detection autofocusing is more quicker & exact compared with Contrast Detect autofocusing. The camera has Face detection which can be helpful for portraits.

The Sensor has 27 focus points to select from. It also has Tracking Autofocus for objects that move. Pentax 645Z has got manual focus if needed during low light conditions or you require more accurate control on focus.

The battery power (D-LI90) for the Pentax 645Z is fashioned to last for 650 shots as per the CIPA measurements which is less as compared with its rivals. The typical Pro DSLR camera battery life is 2438. Nikon D3X has the highest (4400) battery life within this kind of cameras.

Here is a number of Pro DSLR cameras that have the highest battery life:

ModelVisualizeBattery LifeRAWNFCBluetooth

Nikon D3X
645Z vs D3X4400 yesnono

Nikon D3
645Z vs D34300 yesnono

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Nikon D3S
645Z vs D3S4200 yesnono

Nikon D5
645Z vs D53780 yesnono

Nikon D6
645Z vs D63580 yesnoyes

The following graph gives a summation of the Pentax 645Z for different categories of photography. To read more, browse to the specific section underneath.

The Pentax 645Z has a score of 88 which is great, and means the camera is a outstanding choice to use for portrait photography. Taking portraits favors greatly towards sensor specs, RAW support in addition to the capability to utilize off-camera flash.

Coming in at a above average points tally of 63, the Pentax 645Z is a good fit to buy for street photography. A good street photography camera gives a good balance of picture quality plus portability.

A nice sports photography score of 71 indicates the Pentax 645Z is a respectable choice for taking pictures of sports. A camera needs very good autofocus plus fast shutter speeds for sports photography.

Size is very crucial when selecting a camera for travel. All round, the Pentax 645Z gets a modest 51 as a travel camera which is fairly acceptable to take with you on your holidays.

For those who are planning to choose a camera for landscape photography, the biggest aspect will be image quality. The Pentax 645Z and it's very high rating of 78 for a landscape camera is a tremendous option amongst it's competitors.

A camera for vlogging should offer a moving display screen, microphone input and if possible image stabilization. Considering all things, the Pentax 645Z is not acceptable as a vlog camera as it gets a really bad rating of 27.

If you are searching for replacements to the 645Z, below is a list of the highest placed cameras that fall in to the class of Pro DSLR.

The line graph here shows you an overview of the 645Z compared to it's top ranked competitors mentioned earlier.

These are various other cameras you may take a look at as alternative options. To look at a thorough comparison, visit the "compare" link.