Nikon Z5 II | Full-Frame mirrorless Stills/Video vs OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds
Updated August 2026 — Nikon Z5 II | Full-Frame mirrorless Stills/Video wins on video and price, OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds wins on durability and autofocus.
The Nikon Z5 II offers superior low-light performance and video capabilities, making it the better choice for most photographers. However, the OM SYSTEM Olympus OM-1 Mark II excels in autofocus and durability.
Why Nikon Z5 II | Full-Frame mirrorless Stills/Video is better
Price
Nikon Z5 II is $403.04 cheaper.
Video
Nikon Z5 II supports 4K UHD video recording.
Low-light
Nikon Z5 II has a superior ISO range.
Why OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds is better
Autofocus
OM-1 Mark II has 1,053 focus points.
Durability
OM-1 Mark II is IP53 rated.
Processing
OM-1 Mark II has faster processing power.
Overall score
Specifications
| Spec | Nikon Z5 II | Full-Frame mirrorless Stills/Video | OM SYSTEM Olympus OM-1 Mark II Micro Four Thirds |
|---|---|---|
| Sensor | 24.5MP Full-Frame | 20MP Stacked BSI |
| ISO Range | 100-64000 | Not specified |
| Video Resolution | 4K UHD | Not specified |
| Focus Points | 273 | 1,053 |
| Weather Sealing | Not specified | IP53 |
Dimension comparison
Overview of Features
The Nikon Z5 II is priced at $1,596.95, while the OM SYSTEM Olympus OM-1 Mark II comes in at $1,999.99, making the Nikon about 20% cheaper. Both cameras cater to distinct photography needs with unique features that appeal to various styles. The Z5 II boasts a 24.5MP full-frame CMOS sensor, while the OM-1 Mark II is equipped with a 20MP stacked BSI sensor. Each camera offers advanced autofocus systems, with the Nikon featuring 273 focus points and the Olympus providing 1,053 cross-type points, emphasizing their commitment to delivering precise focusing capabilities.
Image Quality
When it comes to image quality, the Nikon Z5 II stands out with its full-frame sensor that delivers exceptional detail and vibrant colors. The 24.5MP resolution ensures stunning clarity, especially in challenging lighting conditions due to its impressive ISO range of 100-64000. In contrast, the OM SYSTEM Olympus OM-1 Mark II, with its 20MP stacked BSI sensor, also produces high-quality images but may not match the full-frame advantage of the Z5 II. While both cameras excel in their image processing, the Z5 II’s larger sensor typically offers better low-light performance, making it a solid choice for nighttime or indoor photography.
Video Capabilities
The Nikon Z5 II shines in its video capabilities, allowing users to capture 4K UHD video at various frame rates, which is essential for filmmakers looking to produce cinematic content. It also supports slow-motion recording at 120p, catering to a wide range of creative video projects. Meanwhile, the Olympus OM-1 Mark II focuses more on computational photography features, which enhance still shots but does not specifically emphasize video recording in the same way. For video-centric photographers, the Z5 II’s offerings make it the superior choice, especially for those looking to create high-quality video content alongside their photography.
Autofocus Performance
In terms of autofocus performance, the OM SYSTEM Olympus OM-1 Mark II takes the lead with its Cross Quad Pixel AF system, which boasts 1,053 focus points for precise tracking. This extensive autofocus system is particularly beneficial for capturing fast-moving subjects, making it an excellent choice for wildlife and sports photography. Conversely, the Nikon Z5 II employs a hybrid phase-detection/contrast AF system with 273 focus points, providing reliable autofocus capabilities. While both systems are effective, the OM-1 Mark II's greater number of focus points ensures a faster and more accurate focus under various shooting conditions.
Build Quality and Durability
The OM SYSTEM Olympus OM-1 Mark II is designed with an IP53 rating, ensuring it is dustproof, splashproof, and capable of withstanding temperatures down to -10℃. This makes it an excellent option for outdoor photographers who encounter unpredictable weather conditions. On the other hand, the Nikon Z5 II, while also robust, does not specifically highlight weather-sealing features in the same way. For those prioritizing durability and the ability to shoot in extreme environments, the OM-1 Mark II offers peace of mind that aligns with outdoor photography adventures.
Usability and Design
The Nikon Z5 II is lauded for its intuitive design, featuring a 3.2” vari-angle touchscreen LCD and a high-resolution OLED electronic viewfinder, which enhance its usability. This thoughtful design allows photographers to navigate settings easily and compose shots comfortably. The OM SYSTEM Olympus OM-1 Mark II also focuses on tactile usability but may not provide the same level of intuitive interaction. Photographers who value ease of use and a user-friendly interface may find the Z5 II more appealing, particularly when shooting in dynamic environments.
Price Comparison
The Nikon Z5 II, priced at $1,596.95, is approximately $403.04 cheaper than the OM SYSTEM Olympus OM-1 Mark II, which retails for $1,999.99. This significant price difference may influence potential buyers, especially those who are budget-conscious. While both cameras offer a range of advanced features, the Z5 II provides a more accessible entry point into full-frame photography without sacrificing essential capabilities. For those who seek high-quality performance without breaking the bank, the Nikon Z5 II presents a compelling case.
Which should you buy?
Ultimately, the decision between the Nikon Z5 II and the OM SYSTEM Olympus OM-1 Mark II hinges on your specific photography needs. If you require superior low-light performance, exceptional video capabilities, and a more budget-friendly option, the Nikon Z5 II stands out as the clear winner. However, if your focus is on fast-action photography, advanced autofocus performance, and robust weather sealing for outdoor adventures, the OM-1 Mark II is a strong contender despite its higher price point. Each camera excels in its domain, making your choice dependent on the features that matter most to you.

