Canon EOS R6 Mark III Mirrorless Camera with Extra vs Sony a6700 Alpha APS-C Mirrorless Camera
Updated August 2026 — Canon EOS R6 Mark III Mirrorless Camera with Extra wins on weight and size, Sony a6700 Alpha APS-C Mirrorless Camera wins on portability.
The Canon EOS R6 Mark III excels in image quality and advanced features, while the Sony a6700 offers great value with its bundled accessories. Choose based on your needs and budget.
Why Canon EOS R6 Mark III Mirrorless Camera with Extra is better
Image Quality
32.5MP full-frame sensor vs 26MP APS-C sensor
Stabilization
8.5 stops vs 5 stops of stabilization
Autofocus
Dual Pixel AF II vs phase detection AF
Why Sony a6700 Alpha APS-C Mirrorless Camera is better
Price
$1,898.00 vs $2,799.00
Included Lens
Bundled 18-135mm lens vs no lens included
Accessories
More accessories included in the bundle
Overall score
Specifications
| Spec | Canon EOS R6 Mark III Mirrorless Camera with Extra | Sony a6700 Alpha APS-C Mirrorless Camera |
|---|---|---|
| Sensor | 32.5MP Full-Frame | 26MP APS-C |
| Processor | DIGIC X | BIONZ XR |
| Video | 4K 60p | 4K 120p |
| AF Points | Dual Pixel AF II | 759 Phase Detection |
| Stabilization | 8.5 stops | 5 stops |
| Included Lens | None | 18-135mm |
Dimension comparison
Price Comparison
The Canon EOS R6 Mark III is priced at $2,799.00, while the Sony a6700 Alpha is available for $1,898.00, making the Sony camera about 32% cheaper than the Canon model. This significant price difference can be a deciding factor for many photographers, especially those who are budget-conscious. The Canon, though more expensive, offers advanced features that may justify its higher cost for professional users or serious enthusiasts. On the other hand, the Sony a6700 provides substantial value with its included accessories and features, appealing to those who want a comprehensive kit without breaking the bank.
Image Quality
In terms of image quality, the Canon EOS R6 Mark III boasts a 32.5MP full-frame CMOS sensor, which is higher than the Sony a6700's 26MP APS-C sensor. This difference in sensor size and resolution can lead to improved performance in low-light conditions and greater detail in images. The Canon's DIGIC X Image Processor enhances its ability to capture dynamic scenes, supporting up to 40-fps continuous shooting. Conversely, the Sony a6700, while having a smaller sensor, includes advanced BIONZ XR processing that ensures excellent image quality and performance, especially in video recording, with 4K capabilities at 60p.
Autofocus and Tracking
Both cameras excel in autofocus capabilities, but they cater to different needs. The Canon EOS R6 Mark III features Dual Pixel CMOS AF II, which includes people, animal, and vehicle detection, making it suitable for wildlife and event photography. It also offers impressive pre-continuous shooting features. In contrast, the Sony a6700 is equipped with 759 phase detection points and a dedicated AI processor for real-time recognition, making it exceptionally adept at tracking moving subjects. This can be particularly beneficial for sports and fast-paced action scenes, where accuracy and speed are crucial.
Stabilization Features
The Canon EOS R6 Mark III provides an in-body image stabilization system that compensates up to 8.5 stops, which is remarkable for handheld shooting and can significantly reduce motion blur. This feature is particularly advantageous for photographers working in low-light situations or capturing fast-moving subjects. The Sony a6700, while offering 5-axis in-body optical image stabilization, compensates for up to 5 stops. While it is effective, especially for video, the Canon’s superior stabilization might appeal more to those who prioritize handheld photography in challenging conditions.
Lens Versatility
The Canon EOS R6 Mark III does not come with a lens included in its base package, but it does feature dual card slots, allowing for versatile storage options. The Sony a6700, however, comes bundled with an 18-135mm lens, providing a versatile zoom range that can cover a wide variety of shooting scenarios. This inclusion makes the Sony an attractive option for beginners or those looking for an all-in-one solution without needing to invest in additional lenses immediately. The lens compatibility and options available for both systems are expansive, but the value in the bundled lens with the Sony is notable.
Additional Accessories
The Sony a6700 offers a comprehensive bundle that includes not just the camera and lens but also a Deco Gear Photography Bag, an extra battery, a dual charger, and a flash. These accessories enhance the overall value of the Sony package, making it ideal for those who want to start shooting right away without additional purchases. In contrast, the Canon package includes an extra Canon LP-E6P battery and essential camera accessories, but lacks the additional extras provided with the Sony bundle. This difference may influence buyers who prefer a ready-to-go kit.
Size and Portability
When it comes to size and portability, both the Canon EOS R6 Mark III and the Sony a6700 are designed to be compact and lightweight, ideal for travel and everyday use. However, the Sony a6700, being an APS-C format camera, is generally smaller and lighter than the full-frame Canon, which could make it easier to carry for long periods. This can be a crucial factor for photographers who frequently travel or engage in outdoor photography, as the weight and size can significantly impact comfort during extended shooting sessions.
Which should you buy?
Choosing between the Canon EOS R6 Mark III and the Sony a6700 ultimately depends on your specific needs and budget. The Canon model offers superior image quality with a full-frame sensor and extensive features ideal for professional photography, but at a higher price point of $2,799.00. The Sony a6700, priced at $1,898.00, provides excellent value with a complete kit that includes a versatile lens and numerous accessories, making it a superb option for enthusiasts and those starting in photography. If budget and portability are key factors, the Sony a6700 may be the better choice, while the Canon is suited for those seeking advanced performance and image quality.

