Canon EOS R5 Mirrorless Camera , Full-Frame Hybrid vs OM SYSTEM Olympus OM-3 Silver Micro Four Thirds
Updated August 2026 — Canon EOS R5 Mirrorless Camera , Full-Frame Hybrid leads on video capability and low light.
The Canon EOS R5 offers superior image quality and advanced features, making it ideal for professionals, while the OM SYSTEM Olympus OM-3 is a more budget-friendly option with creative capabilities.
Why Canon EOS R5 Mirrorless Camera , Full-Frame Hybrid is better
Image Quality
45-megapixel sensor vs 20-megapixel sensor
Video Capabilities
8K video vs standard video
Autofocus
1,053 AF points vs fewer AF points
Why OM SYSTEM Olympus OM-3 Silver Micro Four Thirds is better
Price
$1,699.99 vs $2,798.95
Weather Sealing
IP53 rating vs no specific rating
Creative Features
Computational photography options vs fewer options
Overall score
Specifications
| Spec | Canon EOS R5 Mirrorless Camera , Full-Frame Hybrid | OM SYSTEM Olympus OM-3 Silver Micro Four Thirds |
|---|---|---|
| Image Sensor | 45 MP CMOS | 20 MP BSI Live MOS |
| Video Resolution | 8K | 1080p |
| Autofocus | Dual Pixel AF | Standard AF |
| Continuous Shooting | 20 fps | 10 fps |
| Weather Sealing | No | IP53 |
Dimension comparison
Price Comparison
The Canon EOS R5 is priced at $2,798.95, while the OM SYSTEM Olympus OM-3 is significantly more affordable at $1,699.99, making it about 39% cheaper. This substantial difference in price may influence buyers who are budget-conscious or those who do not require the high-end features offered by the EOS R5. The lower price of the OM-3 could appeal to amateur photographers or travelers who want a versatile camera without breaking the bank. Conversely, the premium price of the EOS R5 reflects its advanced capabilities and professional-grade features, which may justify the investment for serious photographers or videographers.
Image Quality
When it comes to image quality, the Canon EOS R5 excels with its 45-megapixel full-frame CMOS sensor, designed for high-resolution images and exceptional low-light performance. In contrast, the OM SYSTEM Olympus OM-3 features a 20-megapixel stacked BSI Live MOS sensor. While both cameras deliver impressive image quality, the EOS R5's sensor offers notably higher resolution and detail, making it ideal for professional use and large prints. The advanced sensor technology of the R5, combined with its DIGIC X image processor, enhances clarity and reduces noise, particularly in challenging lighting conditions, providing a distinct advantage for users focused on top-tier image quality.
Video Capabilities
The Canon EOS R5 is a powerhouse for videographers, capable of capturing stunning 8K video, which is a standout feature compared to the OM SYSTEM Olympus OM-3. The R5 supports 8K RAW and 4K recording at up to 120fps, making it exceptionally versatile for filmmakers and content creators. In contrast, the OM-3 offers standard video capabilities but lacks the advanced 8K recording feature. This makes the EOS R5 the preferred choice for those whose work involves high-definition video, while the OM-3 may suffice for casual users who prioritize photography over video production.
Autofocus and Shooting Speed
The EOS R5 provides superior autofocus performance with its Dual Pixel CMOS AF, boasting 1,053 AF points that cover approximately 100% of the frame. This advanced system includes subject tracking using deep learning technology, allowing for precise focus on moving subjects. It also supports high-speed continuous shooting at up to 12 fps with a mechanical shutter and 20 fps with an electronic shutter. In comparison, while the OM-3 has competent autofocus capabilities, it does not match the sheer number of AF points or the shooting speed of the R5. Photographers who often capture fast action will find the EOS R5's autofocus and speed unmatched.
Build and Design
The Canon EOS R5 features a robust magnesium alloy construction that ensures durability, making it suitable for professional use in various environments. Meanwhile, the OM SYSTEM Olympus OM-3 boasts a vintage-styled, premium metal body with an IP53 rating, offering dustproof, splashproof, and freezeproof capabilities. While both cameras are well-designed, the OM-3’s weather-sealed design makes it an excellent choice for outdoor photography, especially in unpredictable weather. However, the overall build quality of the EOS R5 positions it as a more rugged option for professionals who need a reliable camera for demanding conditions.
Creative Features
The OM SYSTEM Olympus OM-3 includes a range of creative features such as computational photography options like Live ND, Live Composite, and Focus Stacking. These tools empower users to explore artistic possibilities and enhance their photography experience. The EOS R5, while not lacking in creative capabilities, focuses more on technical performance, making it less centered on artistic manipulation. For photographers who enjoy experimenting with different styles and techniques, the OM-3's creative features may provide an edge, particularly in casual or travel photography.
User Experience and Interface
The Canon EOS R5 offers a sophisticated user interface with a large electronic viewfinder and a responsive touchscreen, enabling quick adjustments and settings changes. Its advanced autofocus and shooting modes are designed for professional use, providing a seamless experience for seasoned photographers. In contrast, the OM SYSTEM Olympus OM-3, with its 2.36m-dot OLED electronic viewfinder and unique Creative Dial, caters to users who enjoy hands-on control over their shooting settings. While both cameras are user-friendly, the EOS R5's advanced features may require a learning curve for newcomers, whereas the OM-3 promotes a more straightforward experience for less experienced users.
Which should you buy?
Choosing between the Canon EOS R5 and the OM SYSTEM Olympus OM-3 ultimately depends on your specific needs and budget. If you are a professional photographer or videographer seeking top-tier image quality, advanced video capabilities, and superior autofocus performance, the EOS R5 is worth the investment at $2,798.95. However, if you are a casual photographer or traveler looking for a more budget-friendly option with solid performance and creative features, the OM-3 at $1,699.99 may be the better choice. Each camera serves different user bases, and understanding your priorities will guide you to the right decision.

