Canon RF45mm F1.2 STM vs Sony FE
Updated July 2026 — Canon RF45mm F1.2 STM wins on focal length and build quality, Sony FE wins on price and aperture.
The Canon RF45mm F1.2 STM offers excellent value for portrait photography, while the Sony FE 16mm f/1.8 G excels in wide-angle shots. Choose based on your specific needs.
Why Canon RF45mm F1.2 STM is better
Price
Canon is $429 cheaper than Sony.
Aperture
Canon has a faster f/1.2 aperture.
Bokeh
Canon provides superior bokeh for portraits.
Why Sony FE is better
Wide-angle
Sony offers a wider 16mm perspective.
Autofocus
Sony features advanced autofocus motors.
Weight
Sony is lighter at 304g.
Overall score
Specifications
| Spec | Canon RF45mm F1.2 STM | Sony FE |
|---|---|---|
| Brand | Canon | Sony |
| Lens Type | Prime | Prime |
| Max Aperture | f/1.2 | f/1.8 |
| Min Focus | 0.5m | 0.15m |
| Weight | 0.5kg | 0.304kg |
Dimension comparison
Overview: Canon RF45mm F1.2 STM vs Sony FE 16mm f/1.8 G
The Canon RF45mm F1.2 STM lens is priced at $469.00, making it about 17% cheaper than the Sony FE 16mm f/1.8 G, which retails for $898.00. Both lenses cater to different photography needs, offering unique features that appeal to various types of creators. The Canon lens is a standard prime lens suitable for portraits and everyday narratives, while the Sony lens provides an ultra-wide perspective, ideal for landscape and architectural photography.
Design and Build Quality
The Canon RF45mm F1.2 STM features a compact design with a large-diameter mount and short back focus, resulting in a lightweight lens that does not compromise on performance. This lens is designed to deliver a three-dimensional look in images, thanks to its ability to create soft backgrounds. On the other hand, the Sony FE 16mm f/1.8 G is also compact and lightweight, weighing only 304 grams (10.8 oz.). It boasts a robust design that makes it easy to balance on a gimbal, enhancing its usability for videographers and photographers alike.
Optical Performance
The Canon RF45mm F1.2 STM lens excels in low-light conditions with its fast f/1.2 aperture, allowing for faster shutter speeds and impressive bokeh effects. It incorporates one PMo aspheric lens to reduce aberrations, a notable first for Canon in a f/1.2 lens. Conversely, the Sony FE 16mm f/1.8 G features two AA (Advanced Aspherical) lenses that minimize field curvature and astigmatism, ensuring stunning resolution. While the Canon lens is suited for intimate portraiture, the Sony lens offers high-resolution ultra-wide shots, making each a strong contender for different photographic styles.
Autofocus and Usability
The Canon RF45mm F1.2 STM benefits from a design that allows for effective focus placement, but specific autofocus capabilities are not highlighted. In contrast, the Sony FE 16mm f/1.8 G is equipped with two XD linear motors, providing fast, precise, and quiet autofocus. This makes it especially beneficial for capturing spontaneous moments or shooting in quiet environments. The usability of the Sony lens is enhanced with a minimum focus distance of 0.15 m (0.5 ft) for autofocus and 0.13 m (0.43 ft) for manual focus, allowing for close-up photography with exceptional detail.
Creative Applications
The Canon RF45mm F1.2 STM lens is ideal for creators focused on portrait and lifestyle photography. Its ability to create captivating low-light imagery and beautiful bokeh makes it perfect for isolating subjects from their backgrounds. In contrast, the Sony FE 16mm f/1.8 G shines in capturing wide-angle images, making it suitable for landscapes, architecture, and astrophotography. This lens's versatility in close-up capabilities further enhances its appeal for those looking to explore various creative avenues.
Price Comparison
With the Canon RF45mm F1.2 STM priced at $469.00 and the Sony FE 16mm f/1.8 G at $898.00, the Canon lens offers significant cost savings, being about 17% cheaper. This price difference can be compelling for photographers on a budget or those just starting. While the Sony lens justifies its higher price with advanced features and ultra-wide capabilities, the Canon lens provides excellent value, especially for those who prioritize portrait photography.
Brand Reputation and Support
Canon and Sony are both renowned brands in the photography industry, each with a strong reputation for quality and innovation. Canon has a long history of producing exceptional lenses, particularly in the prime category, while Sony has made a significant mark with its G series lenses known for their optical excellence. Both brands offer reliable customer support and warranty services, ensuring that users can confidently invest in their products.
Which should you buy?
Deciding between the Canon RF45mm F1.2 STM and the Sony FE 16mm f/1.8 G ultimately depends on your specific photography needs. If you're looking for a versatile lens that excels in low-light conditions and is budget-friendly, the Canon RF45mm F1.2 STM is the clear choice at $469.00. However, if your focus is on wide-angle shots with beautiful bokeh and you are willing to invest more for its advanced features, the Sony FE 16mm f/1.8 G at $898.00 may be worth the price. Each lens offers unique strengths, making them suitable for different creative pursuits.

