Canon RF 24-240mm F4-6.3 IS USM Review

The Canon RF 24-240mm F4-6.3 IS USM lens is an adaptable all-in-one zoom lens that was developed for use with the full-frame mirrorless cameras manufactured by Canon. This lens is ideal for a variety of photography scenarios due to the extensive focal length range that it possesses. It can capture wide-angle landscapes as well as telephoto portraits with ease.

Because of its small size and low weight, it is a good choice for photography that is done on the go or for usage in everyday life. In this review, we will look into the lens’s most essential characteristics as well as its performance, comparing it to other lenses in its category and offering an overall assessment of the lens’ benefits and drawbacks.

Key Specs

  • Focal Length: 24-240mm
  • Maximum Aperture: f/4-6.3
  • Minimum Focusing Distance:
    • Wide: 1.64 ft./0.50 m
    • Telephoto: 2.56 ft./0.78 m
  • Maximum Magnification: 0.26x (at 240mm)
  • Lens Construction: 21 elements in 15 groups
  • Special Elements: 1 Aspherical lens, 2 UD lenses
  • Filter Size Diameter: Φ72 mm
  • Aperture Blades: 7 (circular)
  • Image Stabilization: 5 stops (CIPA Standard Correction Effect)
  • Dynamic IS: Provided
  • Focus Drive System: Nano USM
  • Minimum Overall Length: 4.82 in. / 122.5 mm
  • Maximum Diameter: Φ3.17 in. / Φ80.4 mm
  • Weight: Approx. 1.65 lbs. / 750g

Performance

Impressive performance is delivered by the Canon RF 24-240mm F4-6.3 IS USM lens over the entirety of its focal length range. It has a high-quality optical design with 21 components in 15 groups, including one aspherical element and two ultra-low dispersion elements, which work together to decrease chromatic and spherical aberrations effectively.

In addition, it has an aspherical element. Throughout the entirety of the zoom range, the lens creates images that are crisp, detailed, and have strong contrast; however, at the most extreme end of the zoom range, some softness may be detected.

Autofocus System

The RF 24-240mm F4-6.3 IS USM lens from Canon has Canon’s sophisticated USM (Ultrasonic Motor) autofocus mechanism, which enables the lens to focus quickly, accurately, and without producing any audible noise.

The lens makes use of a Dual Nano USM motor, which is a combination of ring-type ultrasonic and lead screw-type STM (Stepping Motor) technology. This allows for smooth and precise autofocus to be achieved during both still photography and video recording. Because of how well the autofocus mechanism follows subjects, you can use it to take pictures even when the lighting is difficult or while you are photographing moving subjects.

Vibration Reduction

Image Stabilization (IS) is a function that’s included into the Canon RF 24-240mm F4-6.3 IS USM lens, and it’s one of the most effective ways to minimize the effects of camera shaking. Because the 5-stop Image Stabilization technology enables handheld photography at slower shutter speeds, it reduces the number of scenarios in which a tripod is required.

This function is especially helpful when shooting in low-light conditions or when using longer lens lengths, both of which increase the likelihood that the camera may shake during the exposure. The IS system produces pictures that are both sharper and smoother, contributing to an overall improvement in image quality.

Build Quality

The RF 24-240mm F4-6.3 IS USM lens from Canon features a sturdy construction quality thanks to the use of a combination of metal and high-grade industrial polymers in its construction. Because the lens has a sturdy feel in the hand and is resistant to dust and moisture, it may be used in a variety of settings during the shooting process.

The zoom and focus rings provide a feel that is both smooth and accurate, which enables changes to be made with relative ease and comfort while shooting. Additionally, the lens has a zoom lock function that, when engaged, stops the lens from growing in length while it is being transported.

Handling and Ergonomics

The lens’s handling and overall ergonomics have been thoughtfully considered during the design process. Because of its small size and low weight (it only weighs 750 grams), it is quite convenient to transport about for long periods of time.

The zoom ring is well-damped and located towards the front of the lens, which provides a comfortable grip as well as smooth performance while zooming in and out. To improve the shooting experience for photographers who like manual focusing, the focus ring has been designed to be both broad and well-textured. This enables accurate manual control of the focus.

Image Stabilization

The Canon RF 24-240mm F4-6.3 IS USM lens has an integrated 5-stop Image Stabilization (IS) technology, which allows it to compensate for camera shake in order to produce clearer still photographs and more fluid video footage. It is possible to shoot handheld at slower shutter speeds without sacrificing image quality because of the image stabilization (IS) technology, which detects and compensates for undesirable motions in real time.

It is beneficial when shooting in low-light environments or while utilizing longer focal lengths, both of which are situations in which camera wobble is more noticeable. The Image Stabilization technology improves the quality of the image as a whole and enables photographers and videographers to explore new avenues of creative expression.

Shooting Experience

Because of the extensive focal length range that it offers, the Canon RF 24-240mm F4-6.3 IS USM lens makes for an extremely flexible shooting experience. Photographers are able to swiftly adjust to a variety of shooting circumstances by using this lens, which eliminates the need to change lenses. This lens is useful for capturing landscapes, portraits, and animals.

Even in difficult lighting, the autofocus function of the lens operates exceptionally well, allowing for quick and precise focusing in any situation. The combination of a smooth zoom ring and a smooth focus ring, in addition to the lightweight construction of the lens, leads to an experience that is both enjoyable and intuitive when shooting.

Image Quality

Images captured with the Canon RF 24-240mm F4-6.3 IS USM lens have a high quality that is characterized by good clarity and contrast. The optical design of the lens, which includes elements that are aspherical and ultra-low dispersion, efficiently minimizes chromatic and spherical aberrations, which results in pictures that are well-corrected and have accurate colors.

However, when the lens is zoomed all the way into its telephoto position, a degree of softness may be seen; reducing the aperture’s opening size can aid in enhancing clarity. The lens, as a whole, produces an image quality that is pleasant over the entirety of its focal length range, making it suited for a wide variety of photographic subgenres.

Teleconverter Compatibility

The focal length range of the Canon RF 24-240mm F4-6.3 IS USM lens may be expanded even further with the help of Canon’s RF Extender 1.4x and RF Extender 2x teleconverters, both of which are compatible with the lens.

The maximum focal length of the lens is 336 millimeters when combined with a teleconverter of 1.4x, and it is 480 millimeters when combined with a teleconverter of 2x. Photographers are able to gain wider reach for wildlife or sports photography without losing picture quality thanks to teleconverters, which preserve good image quality and function exceptionally well in terms of focusing.

Comparison with Competitors

Similar focal length ranges and diverse shooting capabilities are offered by the Canon RF 24-240mm F4-6.3 IS USM lens in comparison to its competitors, such as the Sony FE 24-240mm F3.5-6.3 OSS lens and the Nikon Z 24-200mm F4-6.3 VR lens. The Canon lens, on the other hand, is distinguished by its sophisticated autofocus technology, which enables quicker and more precise focusing performance.

Additionally, the built-in image stabilization technology of the Canon lens gives a 5-stop edge over the image stabilization systems of its competitors, providing crisper shots while the camera is being held by the photographer rather than the photographer holding the camera. Image quality is consistently high across the whole zoom range of the Canon RF 24-240mm F4-6.3 IS USM lens thanks to Canon’s well-deserved reputation as an industry leader in optical technology.

Specifications

Focal Length & Maximum Aperture24-240mm f/4-6.3
Minimum Focusing DistanceWide: 1.64 ft./0.50 m
Telephoto: 2.56 ft./0.78 m
Maximum Magnification0.26x (at 240mm)
Lens Construction21 elements in 15 groups
Special Elements1 Aspherical lens, 2 UD lenses
Filter Size DiameterΦ72 mm
Aperture Blades7 (circular)
IS (CIPA Standard Correction Effect)5 stops
Dynamic ISProvided
Focus Drive SystemNano USM
Minimum Overall Length4.82 in. / 122.5 mm
Maximum DiameterΦ3.17 in. / Φ80.4 mm
WeightApprox. 1.65 lbs. / 750g

Pros and Cons

Pros:

  • Adaptable focal length range that may be used for a variety of shooting situations.
  • Innovative autofocus technology that enables quick and precise focusing.
  • Image Stabilization (IS) is built right into the camera for more explicit handheld photos.
  • Resistance to dust and moisture, together with solid construction quality.
  • For portability, the design is both compact and lightweight.
  • Compatible with the teleconverters that Canon makes available to expand reach.

Cons:

  • Some fuzziness toward the very end of the telephoto range.
  • The range of the aperture is what restricts the low-light performance.
  • Controlling depth of field may be impacted by using variable aperture.

Price and Availability

The Canon RF 24-240mm F4-6.3 IS USM lens is offered at a price that is comparable to other lenses in its class, making it a good bargain when one considers its flexible range of focal lengths and feature set.

Both offline and online establishments that are authorized to sell Canon products carry it for sale. Please verify with your local Canon dealer or the official Canon website for the most up-to-date information on the availability of the product in question.

Conclusion

A very competent all-in-one zoom lens, the Canon RF 24-240mm F4-6.3 IS USM lens is designed specifically for use with Canon’s full-frame mirrorless cameras. This lens is a dependable partner for a broad variety of shooting styles due to its extensive range of focal lengths, strong build quality, and sophisticated features such as Image Stabilization and a dependable autofocus mechanism.

Even if there are a few small downsides, such as softness at the telephoto end and changeable aperture, the overall performance and image quality of the lens makes it an appealing choice for photographers who are searching for a single lens solution that covers a wide variety of shooting conditions.

Canon RF 24-240mm F4-6.3 IS USM FAQs

Q. Is the Canon RF 24-240mm F4-6.3 IS USM lens compatible with Canon’s full-frame mirrorless cameras?
A. Yes, the Canon RF 24-240mm F4-6.3 IS USM lens is specifically designed for Canon’s full-frame mirrorless cameras with RF mount, ensuring seamless compatibility and optimal performance.
Q. How does the Image Stabilization (IS) system perform in the Canon RF 24-240mm F4-6.3 IS USM lens?
A. The Canon RF 24-240mm F4-6.3 IS USM lens features a 5-stop Image Stabilization (IS) system, which effectively reduces camera shake and allows for sharper handheld shots. This feature is particularly beneficial when shooting in low-light conditions or using longer focal lengths.
Q. Can the Canon RF 24-240mm F4-6.3 IS USM lens be used for macro photography?
A. While the Canon RF 24-240mm F4-6.3 IS USM lens does not have a dedicated macro feature, it offers a maximum magnification of 0.26x at the telephoto end (240mm). This allows for close-up shots, but it may not provide the same level of magnification and detail as dedicated macro lenses.
Q. What is the focusing system used in the Canon RF 24-240mm F4-6.3 IS USM lens?
A. The Canon RF 24-240mm F4-6.3 IS USM lens utilizes Canon’s Nano USM (Ultrasonic Motor) focus drive system. This advanced technology combines both ring-type ultrasonic and lead screw-type STM (Stepping Motor) technologies, enabling fast, accurate, and silent autofocus performance for both still photography and video recording.
Q. Can the Canon RF 24-240mm F4-6.3 IS USM lens be used with teleconverters?
A. Yes, the Canon RF 24-240mm F4-6.3 IS USM lens is compatible with Canon’s RF Extender 1.4x and RF Extender 2x teleconverters. These teleconverters can extend the lens’s focal length, providing additional reach for telephoto photography while maintaining image quality and autofocus performance.

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