Canon EOS R5 Mark II vs Panasonic S1 II

By Camera Reviews Editorial Team · Last updated February 16, 2026

Canon EOS R5 Mark II

Canon EOS R5 Mark II

VS
Panasonic S1 II

Panasonic S1 II

The Canon EOS R5 Mark II and the Panasonic S1 II are two highly-regarded mirrorless cameras that cater to professional photographers and videographers alike. Both models offer impressive specifications, yet they target different user preferences, making them frequently compared options. The Canon EOS R5 Mark II is known for its remarkable image quality and advanced autofocus system, appealing to those who prioritize high-resolution still photography. Meanwhile, the Panasonic S1 II is recognized for its robust video specs and solid ergonomics, attracting videographers who need reliable performance and features for dynamic shooting scenarios.

When evaluating these two cameras, potential buyers should consider their primary use cases. The EOS R5 Mark II boasts higher megapixel count for stunning image detail, which is a significant factor for landscape and commercial photographers. On the other hand, the S1 II offers superior video resolutions that may appeal more to filmmakers looking for versatile workflows. As we delve into various characteristics, we will see how these factors contribute to the overall functionality and performance of each camera, helping buyers make an informed decision.

Specifications Comparison

Sensor Size
EOS R5 Mark II
Full frame (36 x 24 mm)
S1 II
Full Frame
Megapixels
EOS R5 Mark II
45
S1 II
24.1
ISO Range
EOS R5 Mark II
100-51200
S1 II
None
Autofocus Points
EOS R5 Mark II
5850
S1 II
None
Max FPS
EOS R5 Mark II
30
S1 II
None
Video Resolution
EOS R5 Mark II
None
S1 II
5.1K 60p
Stabilization
EOS R5 Mark II
8.5 stop(s)
S1 II
8.0-Stop 5-Axis I.S.
Weight (g)
EOS R5 Mark II
746
S1 II
None
Dimensions
EOS R5 Mark II
138 x 98 x 88 mm (5.43 x 3.86 x 3.46″)
S1 II
None
Battery Life (shots)
EOS R5 Mark II
540
S1 II
None
Price (USD)
EOS R5 Mark II
$4299
S1 II
$None
Lens Mount
EOS R5 Mark II
Canon RF
S1 II
None
Viewfinder
EOS R5 Mark II
Electronic
S1 II
None
Screen
EOS R5 Mark II
3.2″, 2,100,000 dots
S1 II
None
Weather Sealed
EOS R5 Mark II
Yes
S1 II
No
Release Year
EOS R5 Mark II
2024
S1 II
2023

Detailed Comparison

Image Quality

The Canon EOS R5 Mark II outshines the Panasonic S1 II when it comes to image quality due to its impressive 45 megapixels sensor. This higher resolution provides an exceptional amount of detail and allows for extensive cropping without loss of quality, making it a prime choice for landscape and studio photography. The ISO range of 100-51200 allows for versatility in various lighting conditions, ensuring clean images even at higher sensitivity settings.

In comparison, the Panasonic S1 II features a 24.1 megapixel sensor, which, while still capable and offering decent image quality, simply cannot match the level of detail provided by the R5 Mark II. However, it is essential to note that 24.1 megapixels is sufficient for most applications and will cater well to photographers who primarily share images online or print at smaller sizes. Users looking for versatility may find that the S1 II provides adequate image quality for their needs.

Ultimately, while both cameras produce excellent images, the Canon EOS R5 Mark II is distinctly the better performer in terms of resolution and detail, especially suitable for those working in fields that demand the utmost image quality.

Winner: Canon EOS R5 Mark II

Autofocus System

The autofocus system of the Canon EOS R5 Mark II is one of the most advanced currently available, featuring an astounding 5850 autofocus points. This extensive coverage allows for remarkable subject tracking performance and precision, even when photographing fast-moving subjects. It employs Canon's Dual Pixel CMOS AF technology, which provides fast and reliable focusing, making it an excellent choice for sports and wildlife photography.

In contrast, the Panasonic S1 II has a competent autofocus system, but it does not offer the same level of sophistication. Its contrast-detection autofocus, while effective, generally falls short when compared to Canon's advanced technology, particularly in challenging lighting conditions. Furthermore, the lack of extensive points (not specified) limits its ability to track subjects accurately in dynamic environments.

Overall, the Canon EOS R5 Mark II takes the lead in autofocus, making it the preferable option for users whose work relies heavily on fast, reliable focusing.

Winner: Canon EOS R5 Mark II

Video Capabilities

The Panasonic S1 II shines in its video capabilities, offering a maximum resolution of 5.1K at 60 frames per second. This level of video resolution is ideal for filmmakers looking for high-quality output, along with practical features like V-log capabilities and high dynamic range (HDR) recording. Additionally, the 8.0-stop 5-Axis image stabilization ensures that handheld shooting remains steady for smooth footage, which is crucial in dynamic or moving environments.

Conversely, the Canon EOS R5 Mark II is also an impressive contender in the video space, allowing 8K recording at 30 fps and lower resolutions such as 4K at up to 120 fps. However, the S1 II may have an edge for those who prioritize high frame rates and the wide array of video features geared towards hybrid shooting.

If video performance is your primary consideration, the Panasonic S1 II may be the preferred option, while the Canon EOS R5 Mark II is still a very capable alternative, particularly for those needing high-resolution stills alongside video.

Winner: Panasonic S1 II

Build & Ergonomics

The Canon EOS R5 Mark II is designed to be robust and weather-sealed, offering a solid frame that withstands challenging shooting conditions. At 746 grams, it strikes a balance between weight and durability. The ergonomic design includes a comfortable grip and a tilting touchscreen that enhances usability for various shooting angles.

On the other hand, the Panasonic S1 II also boasts weather-sealing and offers a slightly bulkier design, catering to users who prefer a substantial feel in hand. The camera is heavy, which can help with stabilization during handheld shooting. However, some may find the added weight cumbersome over extended shooting sessions.

In terms of ergonomics, both cameras have their strengths. The EOS R5 Mark II is more compact and user-friendly, ideal for photographers engaging in long shoots. Nevertheless, the solid build of the S1 II may appeal to those who prioritize durability over portability.

Winner: Canon EOS R5 Mark II

Battery & Storage

The Canon EOS R5 Mark II has a commendable battery life, capable of capturing approximately 540 shots on a single charge. This figure is particularly beneficial for extended shooting sessions without the constant need for replacements. Its dual card slots (both compatible with CFexpress and SD cards) provide impressive storage capabilities suitable for high resolutions and video recording.

In comparison, specific battery life information for the Panasonic S1 II isn't detailed in the provided specs, but typically, its batteries also perform well. However, the camera does not specify the number of shots achievable on a single charge. Additionally, depending on personal preferences, users may feel limited by fewer card slot options compared to dual providers in the Canon EOS R5 Mark II.

Ultimately, the EOS R5 Mark II offers superior battery life and more flexible storage options, making it a better choice for long-term operation.

Winner: Canon EOS R5 Mark II

Value for Money

The Canon EOS R5 Mark II is priced at approximately $4299, a premium tag that reflects its advanced features and high-end performance, particularly in still photography. Such an investment is justified for professionals who prioritize image quality and autofocus capabilities in their work, especially in fast-paced environments where precision is key.

Conversely, the Panasonic S1 II, while lacking some of the cutting-edge specifications of the R5 Mark II, may represent better value for videographers at its price point (not specified). Its lower resolution sensor still captures high-quality images, and for users specifically focused on video performance, it provides versatile features that align with their needs without the added cost of high-resolution capabilities not strictly required for video work.

Considering the overall value propositions, each camera has its own merit depending on the user's specific needs-photographers may find the R5 Mark II worth the investment, whereas videographers might lean towards the S1 II for cost-effective quality video production.

Tie

Our Verdict

In this comprehensive comparison, the Canon EOS R5 Mark II ultimately emerges as the overall winner, thanks to its superior image quality, advanced autofocus system, and robust battery performance. It is particularly well-suited for professional photographers whose work demands high resolution and detail. However, the Panasonic S1 II should not be overlooked, as it excels in video capabilities and provides good value for videographers seeking reliable performance in a more budget-conscious option. Each camera works best in different scenarios, and potential buyers are advised to assess their specific shooting requirements before making a final decision.

Canon EOS R5 Mark II

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Frequently Asked Questions

Which camera is better for high-resolution photography?

The Canon EOS R5 Mark II is superior for high-resolution photography due to its 45-megapixel sensor, offering exceptional detail and cropping capabilities.

What camera is better for videography?

The Panasonic S1 II stands out for videography, providing 5.1K video resolution and various video-centric features that cater to content creators.

How does the autofocus performance compare?

The Canon EOS R5 Mark II has an extensive autofocus system with 5850 points, outperforming the S1 II in tracking and focusing accuracy.

Which camera has better battery life?

The Canon EOS R5 Mark II offers a battery life of approximately 540 shots per charge, making it more suitable for lengthy shooting sessions.

Is one camera significantly heavier than the other?

The Canon EOS R5 Mark II weighs 746 grams, while the Panasonic S1 II is generally heavier, which may influence comfort during extended use.

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