Side-by-side specs, scores and live prices. Start over
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✓ WINNER
 82
SCORE
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 73
SCORE
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| General | ||
| Brand | Nikon | Pentax |
| Model | D850 | 645Z |
Released ⓘRefers to the year this camera was officially made available for sale. |
2017 | 2014 |
Announcement date ⓘRefers to the date the manufacturer publicly announced the upcoming release and general specs of this camera. |
23/08/2017 | 15/04/2014 |
| Camera type | DSLR | DSLR |
| Camera size | 146 x 124 x 79 mm | 156 x 117 x 123 mm |
| Camera weight | 1005 g | 1550 g |
| Optics | ||
Megapixels ⓘThe higher the number of megapixels, the more detail the cameras sensor can capture. |
45.7 MP050 | 51.4 MP050 |
Image resolution ⓘImage resolution is measured in pixels and megapixels, width by height. The higher the number, the higher its resolution. |
8256 x 5504 | 8256 x 6192 |
Sensor type ⓘThe camera sensor captures light and records the image. Sensors vary in physical size, the number of pixels, and quality. |
CMOS | CMOS |
Sensor size ⓘThe sensor size contributes to the overall quality as well as the dynamic and tonal range a camera can capture. As a rule of thumb, the more surface there is to read the light, the more information it will capture. |
23.9 x 35.9 | 32.8 x 43.8 |
Sensor format ⓘRefers to the most commonly used sensor sizes. |
Full Frame | Medium Format |
Continuous shooting ⓘThe number of sequential frames per second the camera can write to the memory card when shooting in burst or continuous mode. |
7 fps045 | 3 fps045 |
Lens mount ⓘThe lens mount will tell you what type of lens range you can fit onto the camera body. Often the same camera company will have different lens ranges for different cameras. |
Nikon F FX | Pentax 645AF2 |
Image processor ⓘThe image processor in the camera converts the information collected on the sensor for digital storage on the memory card. |
Expeed 5 | Prime III |
Aspect ratio ⓘThe aspect ratio refers to the proportional difference between width and height. The most popular aspect ratios are 3:2 and 4:3. |
3:2 | 4:3 |
Min ISO ⓘRefers to the lowest native (or 'base') ISO setting. Lower ISO are less sensitive to light but make a cleaner image. |
6430200 | 10030200 |
Max ISO ⓘRefers to the highest native (or 'base') ISO setting. Higher ISO is necessary for low-light situations or night photography, but higher ISOs often introduce grain or noise. |
256003003280000 | 2048003003280000 |
Min ISO (expanded) ⓘExpanded (or extended) ISO is a digitally enhanced feature available on some cameras. It allows you to push beyond the native ISO range if necessary. |
3230200 | 10030200 |
Max ISO (expanded) ⓘExpanded (or extended) ISO is a digitally enhanced feature available on some cameras. It allows you to push beyond the native ISO range if necessary. |
1024003003280000 | 2048003003280000 |
Minimum shutter speed ⓘThe minimum shutter speed will tell you the longest exposure your camera can take without using an external accessory. |
3044080 | 3044080 |
Max shutter speed ⓘThe maximum shutter speed tells you the length inside 1 second the camera will capture. These can sometimes be extended with accessories such as extra external batteries. |
800080032000 | 400080032000 |
Autofocus points ⓘAutofocus points show where the camera is focusing graphically as squares or brackets in Live View or on an electronic viewfinder. These points are also used for light meter readings. |
1530300 | 270300 |
In-body stabilisation ⓘIn-body Stabilization means the camera has a certain technology embedded that counteracts camera shake. |
✗ | ✗ |
Viewfinder type ⓘThe viewfinder type is either electronic or optical. Electronic viewfinders will have a small screen in the viewfinder. Optical viewfinders will use prisms and mirrors to look through the lens. |
Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder dots | N/A | N/A |
| Video | ||
Video ⓘIndicates if this camera is capable of recording video. |
✓ | ✓ |
Max video resolution ⓘThe best resolution this camera can capture video in. Modern cameras can capture up to 8K video. |
4K | Full HD |
Max video format ⓘVideo resolution measured by the greatest number of pixels possible in each frame, width by height. A higher resolution means more detail or clarity in your video. |
3840 x 2160 | 1920 x 1080 |
Max video frame rate ⓘHow many frames per second your video will capture. Most cameras have options for multiple frame rates, depending on the resolution you shoot in. For a general video, 24p or 30p is the standard, but more serious filmmakers may need a higher frame rate for creative effect. |
30 fps | 60 fps |
Timelapse built in ⓘA built in time-lapse mode will allow continuous shooting throughout a prolonged period of time to be compressed into a sped up video. |
✓ | ✓ |
Video file format ⓘDifferent cameras can record in various video file formats. The File format you record in can impact how you edit and use the files. |
MOV, MP4 | MOV, AVI |
| Features | ||
Builtin flash ⓘA built-in flash will often be positioned right above the lens. This will automatically pop up when you activate it. |
✗ | ✗ |
External flash ⓘExternal flashes are often connected through a hot shoe at the top of a camera, or a cable at the side of the camera. |
✓ | ✓ |
GPS ⓘGPS features in a camera will include location metadata to each of your photographs. |
✗ | ✗ |
Weather sealing ⓘWeather sealing capabilities will give you more confidence when shooting in unfavourable conditions. |
✓ | ✓ |
| Screen type | LCD | LCD |
Touch screen ⓘTouchscreen allows you to change camera settings and access menus with a swipe of your finger, instead of using buttons. |
✓ | ✗ |
| Screen size | 3.2" | 3.2" |
Screen dots ⓘScreen dots indicate the resolution of the LCD screen by including each sub pixel. |
23590001150001500000 | 10370001150001500000 |
Flip screen ⓘA flip screen (or articulating screen) is a second screen which can flip out from the side or top of the camera. This rotating screen allows you more freedom to take photos at different angles. |
✗ | ✓ |
Live view ⓘLive View feature allows you to see a continuous live video of what is being seen through your lens. |
✗ | ✓ |
Wi-Fi ⓘBuilt-in Wi-Fi allows you to connect your camera and share images wirelessly. |
✓ | ✓ |
Bluetooth ⓘBluetooth capabilities allow you wireless control of your camera with other external devices. |
✓ | ✗ |
| Storage & battery | ||
| Memory card | SD / SDHC / SDXC (UHS-II compatible), XQD | SD / SDHC / SDXC |
| Dual memory card slots | ✓ | ✓ |
| Battery type | EN-EL15a | D-LI90 |
Battery life ⓘApproximately how long this cameras battery will last measured by how many photographs you will be able to take. |
1840 shots1505000 | 650 shots1505000 |
| USB charging | ✗ | ✗ |
The Nikon D850 outperforms the Pentax 645Z with a score of 82/100 compared to 73/100. Both cameras are DSLR models, with the D850 released in 2017 and the 645Z in 2014. They share similarities in camera type and announcement dates, but the D850 has a significant advantage in its lower launch price of $3300, compared to the 645Z’s $8499. Additionally, the D850 is lighter and more compact, weighing 2.22lbs and measuring 146 x 124 x 79mm, while the 645Z weighs 3.42lbs and measures 156 x 117 x 123mm.
The Nikon D850’s higher score reflects its better value for money, as well as its more portable design. On the other hand, the Pentax 645Z still offers excellent performance, but its higher price and larger size make it less appealing to some users. Ultimately, the choice between these two cameras comes down to individual preferences and budget constraints.
The Nikon D850 and Pentax 645Z both receive a score of 79/100 for their optics, making it a tie between these two cameras. They share some common specifications, such as the CMOS sensor type, lack of image stabilization, and a similar DXOMARK score for the sensor (100 for the Nikon D850 and 101 for the Pentax 645Z).
The Nikon D850 has a few advantages over the Pentax 645Z. It has a faster shooting speed of 7 frames per second, compared to the Pentax 645Z’s 3 frames per second. This allows the D850 to capture fast-moving subjects more effectively. The D850 also features a more powerful processor, the Expeed 5, which contributes to better image processing and overall performance. Additionally, the D850 has a full-frame sensor and a 3:2 aspect ratio, making it more versatile for various photography styles.
On the other hand, the Pentax 645Z has its own strengths. It boasts a higher megapixel count of 51.4, compared to the Nikon D850’s 45.7, which results in more detailed images. The 645Z also has a medium-format sensor, which is larger than the D850’s full-frame sensor, providing a greater dynamic range and better low-light performance. The Pentax 645Z is equipped with a 4:3 aspect ratio, which is more suitable for portrait photography.
In comparing these two cameras, it is evident that the Nikon D850 excels in speed and versatility, whereas the Pentax 645Z offers superior image quality and is better suited for portrait photography. The choice between these two cameras ultimately depends on the specific needs and preferences of the photographer.
The Nikon D850 and the Pentax 645Z both have a video score of 70/100, indicating that they are equally capable in terms of video performance. Both cameras share common features such as having time-lapse functionality built in, which is a useful feature for capturing dynamic changes in scenery over time.
However, the Nikon D850 has a clear advantage in terms of video resolution. It offers 4K video recording with maximum dimensions of 3840 x 2160, providing higher video quality and greater detail than the Pentax 645Z. The Pentax 645Z, on the other hand, has a maximum video resolution of Full HD with dimensions of 1920 x 1080. This means that the Nikon D850 is better suited for those who require superior video quality and detail in their recordings.
In contrast, the Pentax 645Z excels in terms of maximum video frame rate, offering 60fps compared to the Nikon D850’s 30fps. The higher frame rate of the Pentax 645Z allows for smoother video playback and is particularly useful for capturing fast-moving subjects or action scenes. This makes the Pentax 645Z more appealing for those who prioritize smooth video playback and capturing fast-paced events.
Taking these factors into account, the Nikon D850 is the better choice for those who require high-resolution video quality and detail, while the Pentax 645Z is more suitable for those who prioritize smooth video playback and capturing fast-paced action. Despite their equal video scores, both cameras provide different advantages in video capabilities, catering to the specific needs of different users.
The Nikon D850 outperforms the Pentax 645Z with a feature score of 87/100 compared to 59/100. Both cameras share some common specifications, including a 3.2-inch screen size, lack of GPS, and WIFI connectivity. However, the Nikon D850 excels in certain areas, while the Pentax 645Z has its own advantages.
The Nikon D850 has a higher screen resolution of 2,359,000 dots, compared to the Pentax 645Z’s 1,037,000 dots. This results in a clearer and sharper display on the D850. Additionally, the D850 has a touchscreen, making it more user-friendly and efficient in navigating settings and reviewing images. The camera also includes Bluetooth connectivity, allowing for seamless pairing with smartphones and other devices.
On the other hand, the Pentax 645Z offers a flip screen, providing flexibility in shooting angles and aiding in composing images, especially in challenging situations. This feature is absent in the Nikon D850. However, the 645Z lacks a touchscreen and Bluetooth connectivity, which may be significant drawbacks for some users.
Taking into consideration the specifications and features of both cameras, the Nikon D850 emerges as the superior choice due to its higher-resolution screen, touchscreen, and Bluetooth connectivity. The Pentax 645Z has the advantage of a flip screen, but its lower feature score and lack of certain features make it less competitive. Ultimately, the Nikon D850 offers a more comprehensive and user-friendly package, making it the better option for photographers who prioritize advanced features and versatility.
The Nikon D850 outperforms the Pentax 645Z in storage and battery with a score of 84/100 compared to 65/100. Both cameras share similarities, such as having two memory card slots and accepting SD, SDHC, and SDXC cards. Additionally, neither camera offers USB charging capabilities.
The D850 excels with its battery life, providing 1840 shots per charge using the EN-EL15a battery. This significantly surpasses the 645Z’s 650 shots per charge with its D-LI90 battery. Furthermore, the D850 is compatible with UHS-II SD cards and also supports XQD cards, giving users more flexibility and faster data transfer rates.
On the other hand, the Pentax 645Z does not offer any significant advantages in storage and battery over the Nikon D850. The lower score reflects its shorter battery life and limited card compatibility.
Considering the longer battery life and better memory card compatibility, the Nikon D850 proves to be the superior choice for storage and battery performance. The Pentax 645Z falls short in these aspects, making the D850 a more reliable and versatile option for photographers.
Are you still undecided about which camera is right for you? Have a look at these popular comparisons that feature the Nikon D850 or the Pentax 645Z:
