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Nikon Z6 II vs Sony a7 IV Comparison

Storage & Battery

Nikon Z6 II

Nikon Z6 II image

Sony a7 IV

Sony a7 iv camera image
Nikon Z6 II
Sony a7 IV
a7 IV
Refers to the year this camera was officially made available for sale.
Announcement Date
Refers to the date the manufacturer publicly announced the upcoming release and general specs of this camera.
October 14, 2020
October 21, 2021
Camera Type
Camera Size
Camera Weight

The Sony a7 IV edges out the Nikon Z6 II with a score of 84/100 compared to 83/100. Both cameras are mirrorless and were released a year apart, with the Nikon Z6 II in 2020 and the Sony a7 IV in 2021. They share similar dimensions, but the Sony a7 IV is slightly lighter at 659g compared to the Nikon Z6 II’s 705g.

The Sony a7 IV’s higher score reflects its overall better performance. However, the Nikon Z6 II has an advantage in price, being more affordable at $1995 compared to the Sony a7 IV’s $2499 launch price.

Considering the close score and specifications, both cameras offer impressive features for their respective prices. The choice between them ultimately depends on individual preferences and budget constraints.

Nikon Z6 II vs Sony a7 IV Overview and Optics

The Sony a7 IV outperforms the Nikon Z6 II in optics, scoring 85/100 compared to the Nikon’s 83/100. Both cameras share several specifications, such as a CMOS sensor, full-frame sensor size, and image stabilization. They also have their respective lens mounts, with the Nikon Z6 II using the Nikon Z mount and the Sony a7 IV using the Sony FE mount.

The Sony a7 IV has an edge over the Nikon Z6 II with its higher megapixel count of 33 compared to the Nikon’s 24.5 megapixels. This difference allows the Sony a7 IV to capture more detailed images. Additionally, the Sony a7 IV boasts a superior DXOMARK sensor score of 97, compared to the Nikon Z6 II’s score of 94, indicating better overall image quality and low-light performance.

On the other hand, the Nikon Z6 II has a faster shooting speed of 14 frames per second, compared to the Sony a7 IV’s 10 frames per second. This advantage makes the Nikon Z6 II more suitable for capturing fast-moving subjects and action photography.

Despite the Nikon Z6 II’s faster shooting speed, the Sony a7 IV’s higher megapixel count and better DXOMARK sensor score make it the superior camera in terms of optics. Photographers seeking more detailed images and better low-light performance should opt for the Sony a7 IV. However, those prioritizing speed in capturing fast-moving subjects may find the Nikon Z6 II more suitable for their needs.

The higher the number of megapixels, the more detail the cameras sensor can capture.
24.5 MP
33 MP
Image Resolution
Image resolution is measured in pixels and megapixels, width by height. The higher the number, the higher its resolution.
6048 x 4024 px
7008 x 4672 px
Sensor Type
The camera sensor captures light and records the image. Sensors vary in physical size, the number of pixels, and quality.
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.
35.9 x 23.9 mm
23.8 x 35.6 mm
Sensor Format
Refers to the most commonly used sensor sizes.
Full Frame
Full Frame
Frame Rate
The number of sequential frames per second the camera can write to the memory card when shooting in burst or continuous mode.
14 fps
10 fps
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 Z
Sony E
Image Processor
The image processor in the camera converts the information collected on the sensor for digital storage on the memory card.
Dual Expeed 6
Bionz XR
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.
Minimum ISO (Native)
Refers to the lowest native (or 'base') ISO setting. Lower ISO are less sensitive to light but make a cleaner image.
Maximum ISO (Native)
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.
Minimum 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.
Maximum 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.
Minimum Shutter Speed
The minimum shutter speed will tell you the longest exposure your camera can take without using an external accessory.
30 s
30 s
Maximum 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.
1/ 8000 s
1/ 8000 s
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.
In-body Stabilization
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.
Viewfinder Resolution
3,690,000 dots
3,686,400 dots

Nikon Z6 II vs Sony a7 IV Video Performance

The Nikon Z6 II and Sony a7 IV both receive a video score of 91/100, indicating that these cameras have similar video capabilities. They share common specifications, such as a maximum video resolution of 4K, maximum video dimensions of 3840 x 2160, and a maximum video frame rate of 120fps. Additionally, both cameras have built-in time-lapse functionality.

Despite their equal scores, there are areas where each camera excels. The Nikon Z6 II offers exceptional low-light performance, making it an ideal choice for videographers shooting in dimly lit environments. Its color accuracy and dynamic range ensure that footage is vibrant and detailed, even in challenging lighting conditions.

On the other hand, the Sony a7 IV stands out with its advanced autofocus system, which provides fast and accurate tracking of subjects during video recording. This feature is particularly useful for capturing fast-moving subjects or maintaining focus on a specific point in a scene. The a7 IV also boasts impressive image stabilization, reducing the need for additional equipment to achieve smooth footage.

In comparing the video capabilities of the Nikon Z6 II and the Sony a7 IV, both cameras provide excellent performance and share many key features. The Z6 II excels in low-light situations and color accuracy, while the a7 IV shines with its autofocus system and image stabilization. Ultimately, the choice between these two cameras will depend on the specific needs and preferences of the videographer.

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.
Max Video Dimensions
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 px
3840 x 2160 px
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.
120 p
120 p
Time-Lapse 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.
MPEG-4, XAVC S, XAVC HS, XAVC S-I, H.264, H.265

Nikon Z6 II vs Sony a7 IV Features and Benefits

The Nikon Z6 II wins the feature comparison with a score of 87/100, while the Sony a7 IV scores 83/100. Both cameras share several specifications, including touchscreen capability, WIFI and Bluetooth connectivity, and a lack of GPS functionality.

The Nikon Z6 II outperforms the Sony a7 IV in screen size and resolution. Its 3.2-inch screen provides a larger viewing area than the Sony a7 IV’s 3-inch screen. The Nikon Z6 II also boasts a higher screen resolution, with 2,100,000 dots compared to the Sony a7 IV’s 1,040,000 dots. This higher resolution ensures clearer and more detailed image previews on the Nikon Z6 II.

On the other hand, the Sony a7 IV has a flip screen, which the Nikon Z6 II lacks. This feature offers greater flexibility in capturing images and videos from various angles and is particularly useful for vlogging or self-portraits.

Taking these points into account, the Nikon Z6 II offers a superior screen size and resolution, making it an excellent choice for photographers who prioritize image quality and detail in their previews. However, the Sony a7 IV’s flip screen feature may appeal to those who require more versatility in their shooting angles and positions.

The comparison of features between the Nikon Z6 II and Sony a7 IV highlights the strengths and weaknesses of each camera. While the Nikon Z6 II excels in screen size and resolution, the Sony a7 IV offers an advantage in its flip screen functionality. Ultimately, the choice between these cameras depends on the specific needs and preferences of the photographer.

Built-in 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 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
Touch Screen
Touchscreen allows you to change camera settings and access menus with a swipe of your finger, instead of using buttons.
Screen Size
Screen Resolution
Screen dots indicate the resolution of the LCD screen by including each sub pixel.
2,100,000 dots
1,040,000 dots
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.
Bluetooth capabilities allow you wireless control of your camera with other external devices.

Nikon Z6 II vs Sony a7 IV Storage and Battery

The Sony a7 IV outperforms the Nikon Z6 II in storage and battery with a score of 76/100, compared to the Nikon’s 71/100. Both cameras have two memory card slots and support USB charging. They differ in the types of memory cards accepted and battery life.

The Sony a7 IV accepts CFexpress Type A and UHS-II compatible SD cards, while the Nikon Z6 II takes SD, CFexpress Type B / XQD cards, also UHS-II compatible. The Sony a7 IV has a longer battery life of 580 shots, using the NP-FZ100 battery. In contrast, the Nikon Z6 II offers 410 shots with its EN-EL15c battery.

Although the Nikon Z6 II has a shorter battery life, it accepts a wider variety of memory cards, which can be an advantage for some users. However, the Sony a7 IV’s longer battery life makes it a more reliable choice for extended shooting sessions.

Considering the storage and battery aspects, the Sony a7 IV stands as the better option due to its longer battery life, while the Nikon Z6 II offers more flexibility in memory card choices.

Storage and Battery
Storage and Battery
Memory Card
SD, CFexpress Type B / XQD (UHS-II compatible)
CFexpress Type A, SD (UHS-II compatible)
Dual Memory Card Slots
Battery Type
Battery Life
Approximately how long this cameras battery will last measured by how many photographs you will be able to take.
410 shots
580 shots
USB Charging
Sensor scores tested by DXOMARK
Overall Score
DXOMARK overall sensor score.
Portrait (Color Depth)
As described by DXOMARK 'The Portrait score in our camera sensor reviews defines color depth performance and its unit is a number of bits. A color depth of 22 bits is excellent; differences below 1 bit are barely noticeable.'
25 bits
25.4 bits
Landscape (Dynamic Range)
As described by DXOMARK 'The Landscape score in our camera sensor tests defines the maximum dynamic range of the camera sensor and its unit is an exposure value (EV). A value of 12 EV is excellent with differences below 0.5 EV usually not noticeable.'
14.4 EVs
14.7 EVs
Sports (Low-Light ISO)
Described by DXOMARK as 'The maximal value of ISO sensitivity needed to reach a given value of Signal-to-Noise Ratio (SNR). The greater the value, the better'

Alternatives to the Nikon Z6 II and Sony a7 IV

Nikon Z6 II vs Sony a7 IV Comparison image.

Are you still undecided about which camera is right for you? Have a look at these popular comparisons that feature the Nikon Z6 II or the Sony a7 IV:

User Scores
B&H photo video
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