Canon EOS R6 Mark II vs Panasonic S1R II

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

Canon EOS R6 Mark II

Canon EOS R6 Mark II

VS
Panasonic S1R II

Panasonic S1R II

The Canon EOS R6 Mark II and Panasonic S1R II are two exceptional full-frame mirrorless cameras that stand out in the market, appealing to a variety of photographers and videographers. As their specifications suggest, they cater to different needs: the R6 Mark II targets creators looking for a well-rounded camera for both high-speed photography and robust video capabilities, while the S1R II is engineered primarily for those who prioritize exceptional image resolution and detail, making it an ideal choice for landscape and studio photographers.

When comparing these two models, potential buyers may focus on several key differentiators: image quality versus video capabilities, autofocus performance, and overall ergonomics. Understanding their strengths can help prospective users identify which camera better matches their shooting style, whether they're looking to capture fast-action events, create stunning videos, or produce high-resolution images in a controlled environment.

Specifications Comparison

Sensor Size
EOS R6 Mark II
Full frame (36 x 24 mm)
S1R II
Full-Frame
Megapixels
EOS R6 Mark II
24
S1R II
44.3
ISO Range
EOS R6 Mark II
Yes, 100-102400 (expands to 204800)
S1R II
None
Autofocus Points
EOS R6 Mark II
4897
S1R II
None
Max FPS
EOS R6 Mark II
40
S1R II
40
Video Resolution
EOS R6 Mark II
4K 60p
S1R II
8K 30p & 4K 120p
Stabilization
EOS R6 Mark II
8 stop(s)
S1R II
Sensor-Shift
Weight (g)
EOS R6 Mark II
670
S1R II
None
Dimensions
EOS R6 Mark II
138 x 98 x 88 mm (5.43 x 3.86 x 3.46″)
S1R II
None
Battery Life (shots)
EOS R6 Mark II
580
S1R II
None
Price (USD)
EOS R6 Mark II
$None
S1R II
$None
Lens Mount
EOS R6 Mark II
Canon RF
S1R II
None
Viewfinder
EOS R6 Mark II
Electronic
S1R II
None
Screen
EOS R6 Mark II
3″, 1,620,000 dots
S1R II
None
Weather Sealed
EOS R6 Mark II
Yes
S1R II
No
Release Year
EOS R6 Mark II
2022
S1R II
None

Detailed Comparison

Image Quality

The Canon EOS R6 Mark II boasts a 24-megapixel sensor that excels in low-light situations with an ISO range that expands up to 204800, making it a dependable choice for photographers who frequently shoot in challenging lighting. However, while it offers excellent overall performance, the resolution might feel limiting for those who require large prints or extensive cropping in their images.

In contrast, the Panasonic S1R II features a much higher resolution 44.3-megapixel sensor, delivering remarkable detail and color depth, which is particularly advantageous for landscape and architectural photography. This higher pixel count allows for intricate detail capture, and with its advanced image processing capabilities, it competes strongly in dynamic range as well.

Both cameras output high-quality images, but the Canon offers better low-light performance and more versatility for general use, while the Panasonic wins for resolution. Therefore, if image resolution is your priority, the S1R II is the clear winner, but for overall image quality in varied conditions, the R6 Mark II shines.

Winner: Panasonic S1R II

Autofocus System

The autofocus system is crucial for capturing sharp images, especially in fast-paced environments. The Canon EOS R6 Mark II is equipped with an impressive 4897 autofocus points covering a substantial area of the frame. This advanced Dual Pixel CMOS AF II technology provides smooth and reliable focusing, making it particularly effective during still and moving subjects, including in low-light conditions.

The Panasonic S1R II, while having a competent autofocus system, has fewer points and typically relies on contrast detection and Depth-from-Defocus technology. As a result, although it performs adequately in many situations, it may not provide the same level of responsiveness or accuracy as the Canon's system, especially under dynamic circumstances or when tracking fast-moving subjects.

Given the R6 Mark II's superior autofocus capabilities, particularly for action and wildlife photographers, it maintains its position as a strong contender for various shooting scenarios. The Canon offers a more advanced and reliable system, giving it the edge in this category.

Winner: Canon EOS R6 Mark II

Video Capabilities

When it comes to video capabilities, the Canon EOS R6 Mark II supports 4K video recording at up to 60 frames per second, aligning well with many creators' needs for high-quality content. It also features impressive in-body stabilization rated at 8 stops, which significantly helps in minimizing camera shake during handheld shooting.

On the other hand, the Panasonic S1R II takes video performance a step further with the ability to record in 8K at 30p and 4K at 120p, giving filmmakers a greater range of options for high-resolution projects. Its sensor-shift stabilization is effective, but may not reach the level of Canon's integrated solution when it comes to specific use cases like gimbal-free filming.

Overall, the S1R II provides more flexibility and higher resolution for video production, which is critical for professional videographers focused on high-end content creation. Thus, the Panasonic emerges as a preferable option for serious videographers.

Winner: Panasonic S1R II

Build & Ergonomics

Both the Canon EOS R6 Mark II and Panasonic S1R II exhibit robust build quality, featuring weather-sealing that protects against elements, which is crucial for outdoor shooting. The R6 Mark II, weighing in at 670 grams, is slightly lighter and more compact, making it a great option for photographers who prioritize portability during long shooting days.

The ergonomics of the R6 Mark II are tailored for comfort, with a grip that feels good in hand and well-placed control dials, thus enabling intuitive handling. In comparison, while the S1R II is larger and heavier, it can feel less maneuverable. However, it compensates with a larger battery capacity and more extensive customization options for controls, catering to users who prefer a more manual approach to adjustments.

Both builds are durable and designed for professional use, but the Canon's lighter and more ergonomic design gives it a slight edge for comfort over prolonged periods.

Winner: Canon EOS R6 Mark II

Battery & Storage

Battery life is an essential consideration for any photographer, especially those shooting events or in remote locations. The Canon EOS R6 Mark II boasts a battery life capable of capturing approximately 580 shots per charge, which is fairly competitive in the mirrorless segment. It utilizes an LP-E6NH battery known for its reliability.

In contrast, the Panasonic S1R II has a larger battery capacity with a lifespan that can often exceed 700 photos, making it more suitable for extended shooting sessions without interruption. Both cameras support dual storage slots, but the R6 Mark II accommodates CFexpress and SD cards, providing quicker transfer rates, especially beneficial for high-resolution video capture.

From a battery and storage perspective, the S1R II takes the lead due to its longer battery life, appealing to users who prefer marathon shooting sessions.

Winner: Panasonic S1R II

Value for Money

Considering their pricing and feature set, value for money is crucial for consumers. The Canon EOS R6 Mark II is priced competitively, especially for what it offers in terms of versatility for both photo and video applications. Its well-rounded feature set makes it a great investment for those needing a capable all-rounder that performs well in various shooting scenarios.

In contrast, the Panasonic S1R II, while delivering superior resolution and video performance, is typically positioned at a higher price point. This makes it more suitable for professionals focusing on high-end work, such as commercial photography, where detail and quality are paramount.

Ultimately, the value proposition leans towards the Canon R6 Mark II for everyday users and multi-disciplinary creatives, whereas the S1R II represents its worth if one specifically requires high-resolution outputs for professional applications.

Winner: Canon EOS R6 Mark II

Our Verdict

In conclusion, while the Canon EOS R6 Mark II and Panasonic S1R II both excel in their respective strengths, the overall versatility, user-friendly design, and well-rounded performance of the R6 Mark II make it the preferred choice for most photographers and videographers looking for a capable mirrorless system. It performs admirably across various shooting conditions and genres. Conversely, the Panasonic S1R II stands out as a premium option for those needing high resolution and specific video capabilities, appealing to a niche market that prioritizes top-tier image quality over general usability. Consumers should carefully consider their individual needs when making a decision.

Canon EOS R6 Mark II

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