Canon RF vs Sony SEL90M28G FE
Updated July 2026 — Sony SEL90M28G FE leads on price and weight.
The Canon RF 50mm F1.8 STM Lens offers great value for casual photographers, while the Sony SEL90M28G FE 90mm lens excels in optical performance and macro capabilities.
Why Canon RF is better
Price
Canon lens is significantly cheaper at $219.00.
Weight
Canon lens is lighter and more compact.
Versatility
Canon lens is versatile for various photography styles.
Why Sony SEL90M28G FE is better
Optical Quality
Sony lens has advanced optics for superior image quality.
Image Stabilization
Sony lens includes Optical Steady Shot for handheld shooting.
Build Quality
Sony lens is dust and moisture resistant.
Overall score
Specifications
| Spec | Canon RF | Sony SEL90M28G FE |
|---|---|---|
| Autofocus | STM Motor | DDSSM |
| Coating | Super Spectra | Nano AR |
| Compatibility | EOS R-Series | α7 Series |
| Max Aperture | f/1.8 | f/2.8 |
| Image Stabilization | None | Optical Steady Shot |
Dimension comparison
Price Comparison
The Canon RF 50mm F1.8 STM Lens is significantly more affordable than the Sony SEL90M28G FE 90mm f/2.8-22 Macro G OSS lens. Priced at $219.00, the Canon lens is about 79% cheaper than the Sony lens, which comes in at $1,048.00. This substantial price difference makes the Canon lens an attractive option for hobbyists and those on a budget, while the Sony lens is geared more towards professionals seeking high-quality macro capabilities.
Lens Type and Purpose
The Canon RF 50mm F1.8 STM Lens is designed primarily for portrait photography and general use, while the Sony SEL90M28G FE 90mm lens is tailored for macro photography. The Canon lens, with its wide f/1.8 aperture, excels at creating beautiful background blur, making it ideal for portraits. In contrast, the Sony lens features a maximum aperture of f/2.8 and allows for 1:1 magnification, making it perfect for capturing fine details in close-up shots. This distinction in purpose could influence a photographer's choice depending on their specific needs.
Autofocus Performance
Autofocus performance is a strong point for both lenses, but they employ different technologies. The Canon RF 50mm F1.8 STM Lens utilizes an STM motor for smooth and near-silent autofocus, making it suitable for video recording and still photography alike. Meanwhile, the Sony SEL90M28G FE 90mm lens features Direct Drive SSM (DDSSM) for precise and quiet focusing, enhancing its usability in various shooting environments. Both systems ensure effective focus, but the Canon's STM motor may appeal more to those who prioritize silent operation.
Build Quality and Design
The build quality of the Sony SEL90M28G FE 90mm lens is superior, as it boasts a dust and moisture-resistant design. This makes it more suitable for outdoor photography, where weather conditions can be unpredictable. The Canon RF 50mm F1.8 STM Lens, while compact and lightweight, does not offer the same level of protection. Photographers working in challenging environments may find the Sony lens' durability to be a significant advantage, justifying its higher price point.
Image Stabilization
Image stabilization is another feature where the Sony lens outshines the Canon lens. The Sony SEL90M28G FE 90mm lens incorporates Optical Steady Shot technology, allowing for sharper images during handheld shooting, particularly in low-light conditions. The Canon RF 50mm F1.8 STM lens does not include any form of image stabilization, which could result in less sharp images when shooting without a tripod, especially at slower shutter speeds. This difference is crucial for photographers who often work without stabilizing equipment.
Optical Performance
When it comes to optical performance, the Sony SEL90M28G FE 90mm lens is equipped with advanced coatings and elements designed to minimize flare and ghosting. With features like Nano AR coating and Super ED glass, it delivers exceptional sharpness and bokeh, which are hallmarks of high-end G lenses. The Canon RF 50mm F1.8 STM lens, while capable of producing sharp images with its aspheric lens element, does not match the optical sophistication of the Sony lens. For photographers focused on achieving the highest image quality, the Sony lens presents a clear advantage.
Versatility and Compatibility
The Canon RF 50mm F1.8 STM lens is specifically designed for EOS R-Series cameras, making it a straightforward choice for Canon users. Its versatility allows for various photography styles, from portraits to street photography. On the other hand, the Sony SEL90M28G FE 90mm lens is a perfect match for Sony's α7 series and other full-frame E-mount cameras, providing excellent compatibility across a range of professional settings. This versatility can be a deciding factor for photographers who own different camera systems and want to maintain flexibility in their gear.
Which should you buy?
In conclusion, the choice between the Canon RF 50mm F1.8 STM Lens and the Sony SEL90M28G FE 90mm f/2.8-22 Macro G OSS lens boils down to your specific photography needs and budget. The Canon lens, priced at $219.00, is a fantastic option for those looking for an affordable, versatile lens for general photography. Conversely, the Sony lens, while significantly more expensive at $1,048.00, offers superior optical performance, image stabilization, and a design built for macro photography. If budget is not a constraint and you require high-quality macro capabilities, the Sony lens is the clear choice, but for casual photographers, the Canon lens provides excellent value.

