vsversusfinder

Canon RF45mm F1.2 STM vs Nikon NIKKOR Z

Updated July 2026 — Canon RF45mm F1.2 STM wins on price and weight, Nikon NIKKOR Z wins on aperture.

The Canon RF45mm F1.2 STM excels in low-light performance and image quality, while the Nikon NIKKOR Z 40mm f/2 offers great versatility at a lower price.

Why Canon RF45mm F1.2 STM is better

Low-Light Performance

Canon's f/1.2 aperture allows for superior low-light shooting.

Image Quality

Canon produces softer, more expressive visuals.

Specialization

Canon is better suited for portrait photography.

Why Nikon NIKKOR Z is better

Price

Nikon is approximately 41% cheaper.

Versatility

Nikon's 40mm focal length is more versatile for various photography styles.

Autofocus

Nikon features a fast and quiet autofocus system.

Overall score

Canon RF45mm F1.2 STM
85
Nikon NIKKOR Z
75

Specifications

SpecCanon RF45mm F1.2 STMNikon NIKKOR Z
Max Aperturef/1.2f/2
Focal Length45mm40mm
Weight580g170g
AutofocusStandardFast & Quiet
Bokeh QualityExcellentGood

Dimension comparison

Canon RF45mm F1.2 STMNikon NIKKOR Z

Overview of the Canon RF45mm F1.2 STM

The Canon RF45mm F1.2 STM is priced at $469.00, offering a standard 45mm focal length with a large f/1.2 aperture. This lens is designed to cater to creators seeking high-quality imagery in a compact form. The large-diameter mount and short back focus enhance its portability while ensuring that it delivers exceptional performance, particularly in low-light conditions. The lens also features a unique aspheric lens construction that effectively reduces aberrations, a notable innovation for Canon in a f/1.2 lens.

Overview of the Nikon NIKKOR Z 40mm f/2

The Nikon NIKKOR Z 40mm f/2 is more budget-friendly at $276.95, making it about 41% cheaper than the Canon RF45mm. This lens is versatile with its 40mm focal length, suitable for a variety of photography, including street and portrait work. The f/2 maximum aperture allows for beautiful background blur, enhanced by a 9-blade diaphragm that contributes to its natural bokeh effect. Additionally, the lens includes a custom control ring for adjusting settings, making it user-friendly for creative journeys.

Image Quality

When it comes to image quality, the Canon RF45mm F1.2 STM excels with its large f/1.2 aperture, allowing for stunning low-light performance and a three-dimensional look in images. This lens is designed to create soft, expressive visuals that are particularly effective for portraits and lifestyle photography. The Nikon NIKKOR Z 40mm f/2, while slightly less capable in low light due to its f/2 aperture, still delivers excellent image quality with a shallow depth of field and beautiful bokeh. Both lenses produce sharp images, but the Canon may have the edge in terms of low-light capabilities.

Autofocus Performance

The autofocus system of the Nikon NIKKOR Z 40mm f/2 is designed to be fast and quiet, which is crucial for video recording and candid photography. It suppresses focus breathing, allowing for smooth transitions in focus without shifting the angle of view. While the Canon RF45mm F1.2 STM does not specifically mention its autofocus capabilities, its design suggests it would perform well in various conditions. If fast and silent autofocus is a priority, the Nikon lens stands out with its advanced systems for video creators.

Price Comparison

The price difference between these two lenses is significant, with the Nikon NIKKOR Z 40mm f/2 retailing at $276.95 compared to the Canon RF45mm F1.2 STM's $469.00. This makes the Nikon lens approximately 41% cheaper than the Canon option. For those on a budget or looking for a starter prime lens, the Nikon presents an attractive choice without sacrificing too much in terms of quality and versatility.

Compatibility

The Canon RF45mm F1.2 STM is specifically designed for Canon's RF mount cameras, while the Nikon NIKKOR Z 40mm f/2 is compatible with both FX and DX format Nikon Z series mirrorless cameras. For DX-format users, the Nikon lens effectively behaves like a 60mm lens, providing a different perspective for various photography styles. This compatibility makes the Nikon lens a more versatile option for Nikon users who may have different camera bodies.

Creative Versatility

In terms of creative versatility, both lenses excel in different areas. The Canon RF45mm F1.2 STM is particularly suited for portrait and lifestyle photography, providing stunning separation between subjects and backgrounds due to its wide aperture. The Nikon NIKKOR Z 40mm f/2 is versatile enough for street photography, landscapes, and interiors, making it a great all-around lens for different shooting scenarios. Photographers who need a more specialized tool might lean toward the Canon, while those looking for flexibility might prefer the Nikon.

Which should you buy?

Choosing between the Canon RF45mm F1.2 STM and the Nikon NIKKOR Z 40mm f/2 ultimately depends on your specific needs and budget. If you're seeking exceptional low-light performance and a wide aperture for portraits, the Canon lens stands out despite its higher price. However, if you prioritize affordability and a versatile focal length for various shooting styles, the Nikon lens is an excellent choice at a much lower price point. Consider your photography goals and equipment compatibility to make the best decision for your creative pursuits.