Canon EOS R100 Mirrorless Camera RF-S18- vs Canon EOS RP Full-Frame Mirrorless Interchangeable
Updated August 2026 — Canon EOS R100 Mirrorless Camera RF-S18- wins on value and weight, Canon EOS RP Full-Frame Mirrorless Interchangeable wins on build and battery.
The Canon EOS R100 is a more affordable and compact option for entry-level photographers, while the EOS RP offers advanced features for serious users. Choose based on your budget and needs.
Why Canon EOS R100 Mirrorless Camera RF-S18- is better
Price
The EOS R100 is significantly cheaper at $579.
Portability
The EOS R100 is the smallest and lightest in the EOS R series.
Autofocus
The EOS R100 has a more advanced autofocus system.
Why Canon EOS RP Full-Frame Mirrorless Interchangeable is better
Sensor Size
The EOS RP has a full-frame sensor.
Versatile Lens
The EOS RP comes with a broader zoom range lens.
Low-Light Performance
The EOS RP performs better in low-light conditions.
Overall score
Specifications
| Spec | Canon EOS R100 Mirrorless Camera RF-S18- | Canon EOS RP Full-Frame Mirrorless Interchangeable |
|---|---|---|
| Megapixels | 24.1 | 26.2 |
| Video | 4K at 24fps | 4K at 24fps |
| Autofocus | 143 zones | unknown |
| Continuous Shooting | 6.5 fps | unknown |
| Lens | RF-S18-45mm | RF24-105mm |
Dimension comparison
Design and Build Quality
In terms of design and build quality, the Canon EOS R100 is more compact and lightweight compared to the Canon EOS RP. The EOS R100 is highlighted as the smallest and lightest camera body in the EOS R series, making it ideal for users who prioritize portability. This design aspect is particularly beneficial for those who travel frequently or engage in vlogging. The EOS RP, while still compact, is designed for a slightly more robust feel and offers a versatile zoom range with its included RF24-105mm lens, making it more suitable for a variety of shooting environments.
Image Quality
When it comes to image quality, both cameras excel but cater to different user needs. The Canon EOS R100 features a 24.1 megapixel CMOS (APS-C) sensor, providing superb image clarity and detail. This makes it a great option for entry-level photographers looking to capture high-quality stills and 4K video. On the other hand, the EOS RP offers full-frame capabilities, which can provide better performance in low-light conditions and a shallower depth of field. While the EOS R100 is priced at $579.00, the EOS RP commands a higher price at $1,349.00, reflecting its advanced features and full-frame sensor.
Video Capabilities
The Canon EOS R100 is a strong contender for those focused on video capabilities, allowing for 4K video recording at 24 frames per second, along with Full HD video at 60 fps. This makes it an excellent choice for video recording, especially for beginners. In contrast, the EOS RP also supports 4K video recording, but with a slightly broader lens capability due to its RF24-105mm lens. However, it is priced significantly higher, at $1,349.00, which may deter those who are primarily interested in video rather than advanced photography features.
Autofocus and Shooting Speed
The EOS R100 stands out with its advanced autofocus system. It features Dual Pixel CMOS AF that covers a wide area up to 143 zones, providing human face and eye detect AF as well as animal and vehicle detection. This technology allows for continuous shooting of up to 6.5 shots per second, making it a great option for action shots or fast-moving subjects. The EOS RP, while also equipped with reliable autofocus, does not specify the same level of zone coverage or continuous shooting speed, making the R100 more appealing to those who prioritize quick and accurate focus in their photography.
Lens Versatility
The lens offerings also differ significantly between the two cameras. The Canon EOS R100 comes with the RF-S18-45mm F4.5-6.3 IS STM lens, which is versatile for various shooting scenarios yet compact enough to maintain the camera's lightweight profile. In comparison, the Canon EOS RP is bundled with the RF24-105mm lens that provides a broader zoom range, making it more versatile for different types of photography, from landscapes to portraits. However, the EOS RP's kit is priced at $1,349.00, which is about 133% more expensive than the EOS R100's kit at $579.00.
Target Audience
The Canon EOS R100 is primarily aimed at entry-level photographers who are looking for an affordable yet high-quality mirrorless camera. Its compact design, impressive image quality, and advanced autofocus make it an excellent starting point for those new to interchangeable lens systems. Conversely, the Canon EOS RP targets more serious photographers who require a full-frame camera that can handle a wider range of professional applications. The price point of $1,349.00 reflects its positioning in the market as a more advanced product.
Price Comparison
In terms of pricing, the Canon EOS R100 is significantly more budget-friendly at $579.00, making it an appealing choice for novice photographers. The EOS RP, priced at $1,349.00, comes with a cost that reflects its advanced features and full-frame capabilities. The EOS RP is about 133% more expensive than the EOS R100, which could be a decisive factor for many consumers evaluating their options.
Which should you buy?
Choosing between the Canon EOS R100 and the Canon EOS RP largely depends on your photography needs and budget. If you are an entry-level photographer or a vlogger looking for a compact, lightweight camera with solid video capabilities and advanced autofocus, the EOS R100 is the clear winner at $579.00. However, if you are a more experienced photographer who requires a full-frame camera for a wider range of shooting scenarios, the EOS RP, despite its higher price of $1,349.00, offers features that may justify the investment.

