Nikon Z6 III | Full-Frame mirrorless Stills/Video vs OM SYSTEM Olympus OM-3 Silver Micro Four Thirds
Updated August 2026 — Nikon Z6 III | Full-Frame mirrorless Stills/Video wins on video quality and autofocus, OM SYSTEM Olympus OM-3 Silver Micro Four Thirds wins on build quality and creative feature.
The Nikon Z6 III excels in video capabilities and low-light performance, while the OM SYSTEM Olympus OM-3 offers creative features at a lower price. Choose based on your specific needs.
Why Nikon Z6 III | Full-Frame mirrorless Stills/Video is better
Video Quality
Nikon Z6 III offers 6K/60p recording.
Autofocus
Nikon Z6 III has advanced autofocus technology.
Viewfinder
Nikon Z6 III features a superior EVF.
Why OM SYSTEM Olympus OM-3 Silver Micro Four Thirds is better
Price
OM SYSTEM Olympus OM-3 is cheaper by $297.
Build Quality
OM SYSTEM Olympus OM-3 has a vintage metal body.
Creative Features
OM SYSTEM Olympus OM-3 offers extensive computational photography options.
Overall score
Specifications
| Spec | Nikon Z6 III | Full-Frame mirrorless Stills/Video | OM SYSTEM Olympus OM-3 Silver Micro Four Thirds |
|---|---|---|
| Autofocus | Advanced AF with -10EV | Standard AF |
| Video Recording | 6K/60p | S&Q Mode |
| Weather Sealing | No | IP53 |
| Creative Modes | Custom Picture Control | Live ND, Focus Stacking |
| Viewfinder | 4000 nits, 5760k dots | 2.36m dots |
Dimension comparison
Overview of the Nikon Z6 III and OM SYSTEM Olympus OM-3
The Nikon Z6 III is priced at $1996.95, while the OM SYSTEM Olympus OM-3 comes in at $1699.99, making the latter about 17% cheaper. This price difference can influence buyers who are budget-conscious but still seeking high-quality mirrorless cameras. Both models serve unique purposes, catering to different types of photographers, from serious enthusiasts to those in need of a versatile travel camera.
Design and Build Quality
In terms of design, the OM SYSTEM Olympus OM-3 features a vintage-styled, premium metal body, which gives it a classic aesthetic while providing durability. In contrast, the Nikon Z6 III has a more modern look, designed for both video and still photography. The Olympus model also boasts an IP53 rating, ensuring it is dustproof, splashproof, and freezeproof, making it ideal for outdoor adventures. This robust weather sealing is a significant advantage for photographers who often shoot in unpredictable environments.
Image Quality
The Nikon Z6 III is equipped with a 24.5MP CMOS sensor, which allows for exceptional image quality, especially in low-light conditions. Its wide ISO sensitivity range of 100-64000 (extendable to ISO 204800) offers versatility in various lighting scenarios. On the other hand, the OM SYSTEM Olympus OM-3 features a 20MP stacked BSI Live MOS sensor. While this still delivers impressive quality, the Nikon's higher megapixel count and broader ISO range may appeal more to professionals seeking detailed images.
Video Capabilities
When it comes to video capabilities, the Nikon Z6 III stands out with its impressive 6K/60p internal RAW recording ability, enabling filmmakers to capture stunning detail and dynamic action. Additionally, it offers 4K/120p recording and Full HD/240p for slow-motion footage, catering to a wide range of video projects. In comparison, the OM SYSTEM Olympus OM-3 provides S&Q Mode for slow motion and quick motion video, although it does not match the Z6 III's advanced recording options. For videographers, the Nikon’s features are more robust and versatile.
Autofocus Performance
The autofocus performance of the Nikon Z6 III is noteworthy, with detection capabilities down to -10EV and a sophisticated multi-subject recognition system powered by Deep Learning technology. This system provides approximately 20% faster autofocus compared to its predecessor, the Z6 II. Conversely, the OM SYSTEM Olympus OM-3 includes innovative computational photography features, but specific autofocus specs are less emphasized. The Nikon's advanced technology makes it a more reliable option for fast-paced shooting scenarios.
Viewfinder and Display
The Nikon Z6 III features a best-in-class electronic viewfinder (EVF) with a maximum brightness of 4000 nits, providing clear visibility even in bright conditions. Its 5760k-dot resolution and a refresh rate of 120 fps ensure fluid motion representation. Meanwhile, the OM SYSTEM Olympus OM-3 has a 2.36m-dot OLED electronic viewfinder that, while still high-quality, does not reach the resolution or refresh rate of the Nikon. For photographers who prioritize visual clarity during shooting, the Z6 III offers a superior experience.
Creative Features
The OM SYSTEM Olympus OM-3 shines in its creative features, offering a variety of computational photography options such as Live ND, Live Composite, and Focus Stacking. These features allow for artistic flexibility and the ability to experiment with different shooting techniques. The Nikon Z6 III, while more focused on video capabilities, provides customizable picture control features through NX Studio. However, for those seeking creative versatility, the Olympus model presents a broader range of artistic options.
Price Comparison
At $1996.95, the Nikon Z6 III is a significant investment, especially when compared to the OM SYSTEM Olympus OM-3, which is priced at $1699.99. This approximately $297.00 difference could be a deciding factor for many photographers. While the Nikon offers advanced features particularly beneficial for video and fast-action photography, the Olympus provides a solid set of capabilities at a lower price point, making it an attractive option for travel and everyday photography.
Which should you buy?
Choosing between the Nikon Z6 III and the OM SYSTEM Olympus OM-3 ultimately depends on your specific needs as a photographer. If you prioritize advanced video capabilities, superior low-light performance, and fast autofocus, the Nikon Z6 III is the clear choice. However, if you're looking for a versatile, durable camera with excellent creative features at a lower price, the OM SYSTEM Olympus OM-3 is an excellent option. Both cameras excel in their own right, so consider what aspects matter most to you before making your decision.

