Nikon Z 8 vs Sony Alpha A6100 Mirrorless Camera with 16-
Updated August 2026 — Nikon Z 8 wins on burst speed and image quality, Sony Alpha A6100 Mirrorless Camera with 16- wins on price.
The Nikon Z 8 is a superior choice for professionals, offering advanced features and exceptional image quality, while the Sony Alpha A6100 is a budget-friendly option for casual users.
Why Nikon Z 8 is better
Image Quality
Higher resolution with 45.7MP vs 24.2MP
Video Capabilities
Supports 8K video recording vs 4K
Burst Shooting
Up to 120 fps vs 11 fps
Why Sony Alpha A6100 Mirrorless Camera with 16- is better
Price
Significantly lower price at $868.61
Portability
More compact and lightweight design
User-Friendly
Designed for casual photographers
Overall score
Specifications
| Spec | Nikon Z 8 | Sony Alpha A6100 Mirrorless Camera with 16- |
|---|---|---|
| Sensor | 45.7MP stacked CMOS | 24.2MP APS-C |
| Video Recording | 8K/60p, 4K/120p | 4K |
| Continuous Shooting | 120 fps | 11 fps |
| Autofocus Points | Advanced AI | 425 phase/contrast |
| Weight | Approx. 910g | Approx. 396g |
Dimension comparison
Overview of the Nikon Z 8 and Sony Alpha A6100
The Nikon Z 8 is a professional full-frame mirrorless camera, while the Sony Alpha A6100 is a more budget-friendly APS-C mirrorless option. Priced at $3,496.95, the Nikon Z 8 is significantly more expensive than the Sony Alpha A6100, which retails for $868.61. This nearly fourfold price difference indicates that the Nikon is geared towards serious photographers and videographers who demand advanced features and capabilities.
Image Quality
The Nikon Z 8 excels in image quality with its 45.7MP stacked CMOS sensor, allowing for stunning detail and clarity in both stills and video. In contrast, the Sony Alpha A6100 features a 24.2MP APS-C Exmor sensor, which, while capable, does not reach the same level of detail as the Nikon. The higher resolution of the Nikon Z 8 can significantly benefit professional photographers who require large prints or extensive cropping options, making it ideal for high-stakes photography.
Autofocus System
The Nikon Z 8 boasts an advanced autofocus system that employs deep learning technology, enabling it to detect focus as low as -9 EV and track a variety of subjects, including people, animals, and vehicles. On the other hand, the Sony Alpha A6100 offers an impressive 425-phase and 425-contrast detection AF points, which cover 84% of the sensor. While both systems are effective, the Nikon's AI-driven autofocus provides a higher level of sophistication, particularly in challenging lighting conditions.
Video Capabilities
Nikon Z 8 stands out with its extraordinary video features, including internal 8K at 60p and 4K at 120p recording capabilities. It also supports recording in 12-bit N-RAW and ProRes RAW formats, catering to professional videographers looking for high-quality output. Conversely, the Sony Alpha A6100 can record video but lacks the same level of resolution and versatility, focusing instead on 4K with lower frame rates. For those prioritizing video production, the Nikon Z 8 is the clear choice.
Burst Shooting Performance
The Nikon Z 8 offers blazing-fast continuous shooting options, with speeds of up to 120 frames per second (fps). This capability is crucial for capturing fast-moving subjects, making it a favorite among sports and wildlife photographers. The Sony Alpha A6100, while capable, supports a maximum of 11 fps. For photographers who need to seize fleeting moments, the Nikon Z 8 provides a significant advantage with its higher burst shooting capabilities.
Build Quality and Design
The Nikon Z 8 is designed for professional use, featuring a robust, weather-sealed body that can withstand tough shooting conditions. Its compact and lightweight modular design allows for ease of use during long shooting sessions. The Sony Alpha A6100, while also well-built, is more consumer-oriented and may not offer the same level of durability and professional features as the Nikon. For serious photographers, the build quality of the Nikon Z 8 is a significant factor.
Price and Value
With a price difference of about 300% ($3,496.95 for the Nikon Z 8 vs. $868.61 for the Sony Alpha A6100), the decision regarding value largely depends on the user's needs. The Nikon Z 8's advanced features justify its higher price tag for professional users, while the Sony Alpha A6100 provides excellent value for enthusiasts and casual photographers. The Nikon Z 8's sales rank of 25,535 reflects its appeal among serious photographers, whereas the Sony Alpha A6100, with a sales rank of 39,214, suggests a broader market appeal for those less concerned with cutting-edge features.
Which should you buy?
The choice between the Nikon Z 8 and Sony Alpha A6100 ultimately hinges on your photographic needs and budget. If you are a professional or serious enthusiast who requires superior image quality, advanced autofocus, and robust video capabilities, the Nikon Z 8 is worth the investment. However, if you are looking for a cost-effective option that still offers solid performance for everyday photography and videography, the Sony Alpha A6100 is an excellent choice. Each camera serves its purpose well, catering to different segments of the photography market.

