The Ultimate Showdown: Canon RF S 18-45mm F 4-5.6 3 IS STM vs Canon RF 24-105mm F 4-7.1 IS STM – Which Lens Will Capture Your World Best?

Choosing the right camera can be a daunting task, especially when you have two compelling options like the Canon EOS R100 with the RF-S 18-45mm lens and the Canon EOS RP with the RF 24-105mm lens. Both cameras offer excellent image quality, but they cater to different needs and preferences. This in-depth comparison will help you understand the key differences between these two cameras and their respective lenses, ultimately guiding you towards the best fit for your photography journey.

The Canon EOS R100: A Compact and Versatile Option

The Canon EOS R100 is a compact and lightweight mirrorless camera designed for everyday photography and videography. It features a 24.2MP APS-C CMOS sensor, a DIGIC 8 image processor, and a 9-point autofocus system. The Canon RF-S 18-45mm f/4.5-6.3 IS STM lens is a versatile kit lens that offers a wide-angle to portrait range.

The Canon EOS RP: A Full-Frame Powerhouse

The Canon EOS RP is a full-frame mirrorless camera that delivers exceptional image quality and low-light performance. It boasts a 26.2MP full-frame CMOS sensor, a DIGIC 8 image processor, and a 4779-point autofocus system. The Canon RF 24-105mm f/4-7.1 IS STM lens is a standard zoom lens that provides a versatile focal range for various subjects.

Sensor Size: APS-C vs. Full-Frame

The most significant difference between the two cameras is their sensor size. The EOS R100 utilizes an APS-C sensor, while the EOS RP features a full-frame sensor. This difference has a substantial impact on image quality, low-light performance, and depth of field.
APS-C (EOS R100):

• Pros: Smaller and lighter camera body, more affordable, wider field of view with the same focal length lens compared to full-frame.
• Cons: Smaller sensor size means less light sensitivity and shallower depth of field compared to full-frame.

Full-Frame (EOS RP):

• Pros: Larger sensor size results in better low-light performance, shallower depth of field for isolating subjects, and higher resolution images.
• Cons: Larger and heavier camera body, more expensive, narrower field of view with the same focal length lens compared to APS-C.

Lens Choices: RF-S vs. RF

Both cameras utilize Canon‘s RF lens mount, but the EOS R100 is compatible with the RF-S series of lenses, which are designed exclusively for APS-C cameras. The EOS RP, on the other hand, is compatible with the full-frame RF lens lineup.
RF-S (EOS R100):

• Pros: Smaller and lighter lenses, more affordable, designed specifically for APS-C sensors.
• Cons: Limited lens selection compared to the full-frame RF lineup.

RF (EOS RP):

• Pros: Wider selection of lenses, including high-performance and specialized options.
• Cons: Larger and heavier lenses, more expensive.

Autofocus Performance: A Key Difference

Both cameras offer impressive autofocus performance, but the EOS RP takes the lead with its more advanced autofocus system.
EOS R100:

• 9-point autofocus system, reliable for everyday shooting.

EOS RP:

• 4779-point autofocus system, covering a wider area of the sensor, highly accurate and fast, particularly useful for tracking moving subjects.

Video Capabilities: A Comparison

Both cameras offer decent video recording capabilities, but the EOS RP provides more advanced features.
EOS R100:

• 4K video recording at 25p/30p, Full HD at 100p/120p, supports Canon Log for greater flexibility in post-production.

EOS RP:

• 4K video recording at 25p/30p, Full HD at 100p/120p, supports Canon Log, offers advanced features like internal 4K 25p/30p recording, 10-bit internal recording, and time-lapse video recording.

Price and Value: Finding the Sweet Spot

The EOS R100 is a more affordable option compared to the EOS RP. This makes it an excellent choice for budget-conscious photographers or those starting their journey into mirrorless photography. The EOS RP, while more expensive, provides a significant upgrade in image quality, low-light performance, and autofocus capabilities.

Choosing the Right Camera for You

Canon EOS R100 with RF-S 18-45mm:

• Ideal for: Beginners, everyday photographers, casual videographers, budget-conscious buyers.
• Pros: Compact and lightweight, versatile kit lens, affordable price point.
• Cons: Smaller sensor size, limited lens selection, less advanced autofocus system.

Canon EOS RP with RF 24-105mm:

• Ideal for: Enthusiasts, professionals, photographers seeking high image quality, those who prioritize low-light performance and autofocus accuracy.
• Pros: Full-frame sensor, versatile kit lens, advanced autofocus system, excellent video capabilities.
• Cons: Larger and heavier, more expensive.

Beyond the Specs: Consider Your Needs

Ultimately, the best camera for you depends on your individual needs and preferences. Consider the following factors:

• Your budget: The EOS R100 is significantly more affordable than the EOS RP.
• Your shooting style: If you prioritize portability and ease of use, the EOS R100 might be a better choice. If you need superior image quality and advanced features, the EOS RP is a better investment.
• Your subject matter: If you frequently shoot in low-light conditions or need to capture fast-moving subjects, the EOS RP’s full-frame sensor and advanced autofocus system will be beneficial.
• Your future aspirations: If you plan to expand your photography skills and invest in more advanced lenses, the EOS RP’s compatibility with the full-frame RF lens lineup provides greater flexibility and growth potential.

Final Thoughts: A Journey of Photographic Expression

Whether you choose the compact and versatile Canon EOS R100 with the RF-S 18-45mm lens or the full-frame powerhouse Canon EOS RP with the RF 24-105mm lens, both cameras offer a gateway to a world of creative possibilities. The key is to understand your needs and preferences and choose the camera that best supports your photographic journey.

Answers to Your Most Common Questions

Q: Can I use RF lenses on the EOS R100?
A: No, the EOS R100 is only compatible with the RF-S lens series, designed specifically for APS-C cameras.
Q: What are the key differences between the RF-S and RF lens series?
A: RF-S lenses are smaller and lighter, designed for APS-C sensors, while RF lenses are designed for full-frame sensors and offer a wider selection of options.
Q: Which camera is better for beginners?
A: The EOS R100 is a great starting point for beginners due to its compact size, affordability, and user-friendly interface.
Q: Can I upgrade the EOS R100 to a full-frame camera later?
A: While the EOS R100 is a great camera, it’s not possible to upgrade it to a full-frame camera. If you anticipate needing a full-frame camera in the future, the EOS RP might be a better long-term investment.
Q: Which camera is better for low-light photography?
A: The EOS RP, with its full-frame sensor, offers significantly better low-light performance compared to the EOS R100.