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The Canon 90D has been a popular choice among videographers and content creators since its release. Its capabilities in various lighting conditions and focusing performance are often debated. This article provides an in-depth test of the Canon 90D’s video performance, focusing on sharpness, autofocus, and low light handling.
Sharpness Test
To evaluate the sharpness, we recorded a static scene with fine details, including text, textures, and small objects. The camera was set to 4K resolution with a standard lens. The footage was analyzed for clarity, edge definition, and detail retention.
- Resolution: 4K at 30fps
- Lens: Canon EF-S 18-135mm
- Settings: Standard Picture Style, no additional sharpening
The results showed that the Canon 90D produces sharp footage with excellent detail preservation. The image remained crisp across the frame, with minimal softness at the edges. When compared to higher-end cinema cameras, the 90D’s sharpness is impressive for its class, making it suitable for professional use.
Autofocus Performance
Autofocus is critical for dynamic shooting scenarios. We tested the 90D’s Dual Pixel autofocus system during panning, focusing on moving subjects, and face tracking. The camera’s ability to maintain focus was evaluated for speed and accuracy.
- Autofocus Mode: Movie Servo AF
- Subjects: Walking person, moving car, static object
- Focus Points: Wide-area coverage
The Canon 90D’s autofocus system performed well, quickly locking onto subjects and smoothly transitioning focus during movement. Face detection was reliable, even in challenging lighting. Slight hunting was observed in low contrast scenes, but overall, autofocus was responsive and stable.
Low Light Performance
Low light conditions are often challenging for DSLR video. We tested the 90D in dimly lit environments, recording indoors and at night without additional lighting. The focus, noise levels, and overall image quality were assessed.
- ISO Range Tested: 100-6400
- Lighting: Indoor room with ambient light, outdoor night scene
- Lens Aperture: f/3.5-5.6
The camera handled low light reasonably well up to ISO 1600, maintaining acceptable noise levels. Beyond ISO 1600, grain became noticeable, reducing image quality. Autofocus in low light was slightly slower but still functional. Using a lens with a wider aperture significantly improved low-light performance.
Conclusion
The Canon 90D offers strong video capabilities, with excellent sharpness and reliable autofocus. Its low light performance is commendable for a DSLR in this class, making it suitable for various shooting scenarios. While not on par with dedicated cinema cameras, the 90D provides excellent value for content creators seeking versatility and quality.