Canon EF vs SIRUI Night Walker
Updated July 2026 — Canon EF wins on price and focal length, SIRUI Night Walker wins on weight and build.
The Canon EF 50mm f/1.8 STM Lens offers excellent value for photographers, while the SIRUI Night Walker 35mm lens excels in videography. Choose based on your primary use.
Why Canon EF is better
Price
Canon lens is significantly cheaper at $155.99.
Weight
Canon lens is lighter and more portable.
Versatility
Canon lens is better for general photography.
Why SIRUI Night Walker is better
Aperture
SIRUI lens has a larger T1.2 aperture for low-light filming.
Build Quality
SIRUI lens has a sturdy aluminum body.
Focus Control
SIRUI lens offers manual focus for precise control.
Overall score
Specifications
| Spec | Canon EF | SIRUI Night Walker |
|---|---|---|
| Max Aperture | f/1.8 | T1.2 |
| Focal Length | 50mm | 35mm |
| Min Focus Dist. | 1.15 ft | 0.4m |
| Weight | <500g | 500g |
| Focus Type | Auto/Manual | Manual |
Dimension comparison
Overview of the Canon EF 50mm f/1.8 STM Lens
The Canon EF 50mm f/1.8 STM Lens is a compact prime lens that excels in a variety of shooting conditions. With a current price of $155.99, this lens offers excellent value for photographers seeking versatility in their work. The bright f/1.8 maximum aperture is ideal for low-light situations, allowing for greater control over depth of field. It is particularly suited for portraits and action photography, making it a popular choice among both amateur and professional photographers.
Overview of the SIRUI Night Walker 35mm S35 Manual Focus Cine Lens
The SIRUI Night Walker 35mm S35 Manual Focus Cine Lens is designed specifically for filmmakers, priced at $279.00. This lens boasts a large T1.2 aperture, making it perfect for low-light filming and providing beautiful bokeh for expressive footage. With its robust aluminum body and lightweight design, it is well-suited for on-the-go shooting, catering primarily to those who prioritize optical performance and aesthetics in their videography.
Focal Length and Aperture Comparison
The Canon EF 50mm f/1.8 STM Lens features a focal length of 50mm and a maximum aperture of f/1.8, making it versatile for various photography styles, including portraiture. In contrast, the SIRUI Night Walker 35mm S35 has a focal length of 35mm, which translates to approximately 49mm on a full-frame camera, and a fast T1.2 aperture. This allows for exceptional low-light performance and pleasing bokeh, appealing primarily to filmmakers. Thus, while the Canon lens is more versatile for photography, the SIRUI shines in videography scenarios with its larger aperture.
Build Quality and Design
In terms of build quality, the SIRUI Night Walker 35mm lens is constructed with a sturdy aluminum body that enhances durability while remaining lightweight at around 500g. This design is beneficial for filmmakers who require portable yet robust equipment. The Canon EF 50mm lens, while compact and lightweight, is primarily designed for still photography. Its construction is optimized for everyday use, but it does not offer the same level of protection against physical wear and tear as the SIRUI lens, which is built for the rigors of cinematography.
Focus Mechanism
The Canon EF 50mm f/1.8 STM Lens employs a stepping motor (STM) that provides near-silent autofocus, making it ideal for both stills and video applications. Additionally, it offers full-time manual focus override, which is essential for creative control. On the other hand, the SIRUI Night Walker 35mm is a manual focus lens, which may appeal to filmmakers who prefer precise control over focus during shooting. This distinction highlights the Canon lens's convenience for general use, while the SIRUI caters specifically to professionals seeking meticulous focus control.
Minimum Focusing Distance
The Canon EF 50mm lens has a minimum focusing distance of 1.15 feet (0.35m), allowing for a maximum magnification of 0.21x, which is suitable for portrait photography. In contrast, the SIRUI Night Walker offers a closer minimum focusing distance of 0.4m, enhancing its versatility for capturing detailed shots in film work. This feature may be particularly advantageous for documentary filmmakers and those capturing intricate details, emphasizing the SIRUI’s edge in close-up videography.
Price Comparison
The Canon EF 50mm f/1.8 STM Lens is priced at $155.99, making it approximately 44% cheaper than the SIRUI Night Walker 35mm lens, which retails for $279.00. This substantial price difference makes the Canon lens a more accessible option for hobbyists and those just starting in photography. Conversely, the SIRUI’s higher price reflects its specialized design for filmmakers, justifying the investment for those focused on video production.
Which should you buy?
Ultimately, the choice between the Canon EF 50mm f/1.8 STM Lens and the SIRUI Night Walker 35mm S35 Manual Focus Cine Lens depends on your specific needs. If you are a photographer looking for a versatile, budget-friendly lens that excels in various shooting conditions, the Canon lens is the clear winner at $155.99. However, if your focus is on filmmaking, particularly in low-light environments, the SIRUI lens's fast T1.2 aperture and manual focus capabilities may justify its higher price of $279.00. Consider your primary use—whether for photography or videography—before making a decision.

