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Nikon Z7 vs Sony a7R IV Comparison

Storage & Battery

Nikon Z7

nikon z7

Sony a7R IV

sony a7r iv
Nikon Z7
Sony a7R IV
a7R IV
Announcement Date
August 23, 2018
July 16, 2019
Camera Type
Camera Size
Camera Weight

The Sony a7R IV outperforms the Nikon Z7 with a score of 84/100 compared to 82/100. Both cameras are mirrorless and were released in 2018 and 2019, respectively. They share similar dimensions, with the Nikon Z7 measuring 134 x 101 x 68mm and the Sony a7R IV at 129 x 96 x 78mm. Their weights are also close, with the Z7 weighing 675g and the a7R IV at 665g.

The Sony a7R IV edges ahead with a higher score, reflecting its superior performance. One advantage it has over the Nikon Z7 is its release date, as it is a newer model with updated features. However, the Nikon Z7 is still a strong contender, offering a slightly lower launch price of $3,400 compared to the Sony a7R IV’s $3,500.

Although the Sony a7R IV takes the lead, both cameras are exceptional choices for photographers seeking high-quality mirrorless options. The final decision ultimately depends on individual preferences and budget.

Nikon Z7 vs Sony a7R IV Overview and Optics

The Nikon Z7 narrowly wins in the optics category with a score of 86/100, while the Sony a7R IV closely follows with a score of 85/100. Both cameras have a CMOS sensor, full-frame sensor size, and image stabilization. They also share the same DXOMARK score for their sensors, which is 99.

The Nikon Z7 has a 45.7-megapixel resolution and is powered by the Expeed 6 processor. The camera features a Nikon Z lens mount, which is compatible with a wide range of high-quality Nikon lenses. Its shooting speed is 9 frames per second, making it a good choice for capturing fast-moving subjects.

The Sony a7R IV, on the other hand, has a higher resolution of 61.2 megapixels and is equipped with the Bionz X processor. It uses the Sony FE lens mount, which also offers a variety of high-quality lenses. The a7R IV has a slightly faster shooting speed of 10 frames per second, providing a slight advantage in action photography.

While the Nikon Z7 has a slightly lower resolution, its compatibility with the Nikon Z lens mount gives it an edge in terms of optics, leading to its victory in this category. However, the Sony a7R IV’s higher resolution and faster shooting speed make it a strong contender, especially for photographers who prioritize detail and action shots.

In comparing the optics of these two cameras, the Nikon Z7 comes out ahead due to its lens mount compatibility and overall performance. The Sony a7R IV, however, remains a close competitor with its higher resolution and faster shooting speed. Both cameras offer excellent optics and would be suitable choices for professional photographers.

45.7 MP
61.2 MP
Image Resolution
8256 x 5504 px
9504 x 6336 px
Sensor Type
Sensor Size
23.9 x 35.9 mm
23.8 x 35.7 mm
Sensor Format
Full Frame
Full Frame
Frame Rate
9 fps
10 fps
Lens Mount
Nikon Z
Sony FE
Image Processor
Expeed 6
Bionz X
Aspect Ratio
Minimum ISO (Native)
Maximum ISO (Native)
Minimum ISO (Expanded)
Maximum ISO (Expanded)
Minimum Shutter Speed
30 s
30 s
Maximum Shutter Speed
1/ 8000 s
1/ 8000 s
Autofocus Points
In-body Stabilization
Viewfinder Type
Viewfinder Resolution
3,690,000 dots
5,760,000 dots

Nikon Z7 vs Sony a7R IV Video Performance

The Nikon Z7 outperforms the Sony a7R IV in video capabilities, scoring 83 out of 100, while the Sony a7R IV scores 70. Both cameras share some common video specifications, such as having a maximum video resolution of 4K and dimensions of 3840 x 2160. Additionally, both cameras have built-in time-lapse functionality.

The Nikon Z7 surpasses the Sony a7R IV in terms of maximum video frame rate, offering 60fps, which is double the 30fps offered by the Sony a7R IV. The higher frame rate of the Nikon Z7 allows for smoother, more detailed video footage, making it a better choice for professional videography and capturing fast-moving subjects.

However, the Sony a7R IV has some advantages over the Nikon Z7, despite its lower score. One such advantage is not evident from the specifications, but rather from user experience and additional features that the camera may offer. Some users might prefer the ergonomics or menu system of the Sony a7R IV, making it a more suitable choice for their specific needs.

Comparing the video capabilities of the Nikon Z7 and Sony a7R IV, the Nikon Z7 is the clear winner due to its higher frame rate, providing smoother and more detailed footage. However, the Sony a7R IV may still be a suitable choice for some users based on personal preferences and additional features not related to video specifications. Ultimately, the choice between these two cameras will depend on individual needs and priorities.

Max Video Resolution
Max Video Dimensions
3840 x 2160 px
3840 x 2160 px
Max Video Frame Rate
60 p
30 p
Time-Lapse Built In
Video File Format
XAVC S, AVCHD Ver. 2.0, MP4

Nikon Z7 vs Sony a7R IV Features and Benefits

The Nikon Z7 outperforms the Sony a7R IV in features, scoring 87/100 compared to Sony’s 83/100. Both cameras share several specifications, including touchscreen capabilities, flip screens, WiFi, Bluetooth, and the absence of GPS. However, the Nikon Z7 excels in certain aspects, making it the superior choice in terms of features.

One significant advantage of the Nikon Z7 is its larger screen size, measuring 3.2 inches compared to the Sony a7R IV’s 3-inch screen. This difference provides users with a more comfortable and immersive viewing experience. Additionally, the Nikon Z7 boasts a higher screen resolution of 2,100,000 dots, while the Sony a7R IV has a resolution of 1,440,000 dots. The higher resolution delivers a sharper and clearer image, enhancing the user’s ability to compose and review shots.

Although the Sony a7R IV falls short in screen size and resolution, it still offers robust features that make it a competitive option. The camera holds its ground with its touchscreen, flip screen, WiFi, Bluetooth, and lack of GPS, matching the Nikon Z7 in these areas. However, these similarities are not enough to surpass the Nikon Z7’s overall superiority in features.

Taking into account the differences and similarities between the Nikon Z7 and Sony a7R IV, the Nikon Z7 emerges as the better camera in terms of features. Its larger screen size and higher screen resolution provide a more enjoyable user experience, ultimately contributing to its higher feature score. While the Sony a7R IV remains a strong contender with its shared specifications, it cannot outshine the Nikon Z7’s advantages.

Built-in Flash
External Flash
Weather Sealing
Screen Type
Touch Screen
Screen Size
Screen Resolution
2,100,000 dots
1,440,000 dots
Flip Screen
Live View

Nikon Z7 vs Sony a7R IV Storage and Battery

The Sony a7R IV outperforms the Nikon Z7 in storage and battery, scoring 79/100 compared to the Z7’s 35/100. Both cameras share the feature of USB charging capabilities. However, the a7R IV surpasses the Z7 in several aspects, including having two memory card slots compared to the Z7’s single slot, and accepting a wider range of memory cards (SD/SDHC/SDXC UHS-II compatible) compared to the Z7’s XQD cards. Additionally, the Sony a7R IV boasts a significantly longer battery life of 670 shots, while the Nikon Z7 can only manage 330 shots with its EN-EL15b battery.

The Nikon Z7’s advantage in storage and battery is minimal, as it only has one memory card slot and a shorter battery life. The Sony a7R IV is clearly the superior choice in this category, offering greater flexibility in memory card usage and longer shooting sessions with its NP-FZ100 battery. This makes the a7R IV more suitable for extended photography sessions and a more reliable option for professional photographers.

Storage and Battery
Storage and Battery
Memory Card
SD / SDHC / SDXC (UHS-II compatible)
Dual Memory Card Slots
Battery Type
Battery Life
330 shots
670 shots
USB Charging
Sensor scores tested by DXOMARK
Overall Score
Portrait (Color Depth)
26.3 bits
26 bits
Landscape (Dynamic Range)
14.6 EVs
14.8 EVs
Sports (Low-Light ISO)

Nikon Z7 vs Sony a7R IV – Our Verdict

Nikon Z7 vs Sony a7R IV Comparison image.

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