Canon EOS R5C vs Sony FX3
The Canon EOS R5C and Sony FX3 are professional mirrorless cameras designed for hybrid video and stills work. The R5C excels in stills performance and raw video recording, while the FX3 prioritizes compact cinema design and autofocus reliability.
Canon EOS R5C
A professional mirrorless camera combining 45MP stills capability with advanced cinema video features, including RAW video recording to CFast and SD UHS-II cards.
Sensor
45.7MP full-frame CMOS
Video
8K RAW, 4K 120fps
Release
November 2021
Price
$3,899 USD (body)
Weight
738g
Pros
- 45MP full-frame sensor for exceptional stills resolution and detail
- 8K RAW video recording capability via CFast cards
- Dual SD UHS-II card slots for flexible storage and redundancy
Cons
- Higher price point than competing cinema cameras
- Heavier and bulkier form factor limits handheld mobility
- CFast card recording adds workflow complexity and cost
Sony FX3
A compact full-frame cinema camera optimized for professional video production, featuring integrated ND filters and robust autofocus in a lightweight body.
Sensor
12MP full-frame CMOS
Video
4K 120fps, S-Log3
Release
June 2021
Price
$3,898 USD (body)
Weight
650g
Pros
- Built-in variable ND filter eliminates need for external filters
- Compact, lightweight design ideal for handheld and gimbal work
- Industry-leading Real-time Eye AF and 4K 120fps video performance
Cons
- 12MP sensor limits stills resolution compared to competitors
- No RAW video recording; relies on compressed codec workflows
- Higher cost than traditional cinema cameras with similar features
Canon EOS R5C wins
The R5C's 45MP sensor and RAW recording capability give it decisive advantages for hybrid stills-video professionals willing to manage additional complexity, while the FX3 is narrowly focused on cinema-only workflows.
Canon EOS R5C
Best for professional photographers who shoot occasional video and need maximum stills resolution; RAW video editing flexibility.
Sony FX3
Best for dedicated videographers prioritizing cinema ergonomics, compact handheld work, and integrated ND filters over stills capability.
Performance & Specs Comparison
Stills Resolution
Canon's 45.7MP sensor vastly outperforms Sony's 12MP for still photography detail and cropping flexibility.
Video Codec Flexibility
Canon offers RAW recording for post-production flexibility; Sony prioritizes codec efficiency with S-Log3.
Autofocus (Video)
Sony's Real-time Eye AF is specifically optimized for continuous video tracking; Canon's is solid but less cinema-focused.
Portability & Ergonomics
FX3's lighter weight (650g vs 738g) and cinema-oriented controls make it better for handheld and gimbal work.
Built-in Convenience Features
FX3 includes integrated ND filter and cinema buttons; R5C requires external ND filters and ergonomic adaptation.
Recording Formats
Canon supports RAW via external cards; Sony limits to H.265 codecs, trading flexibility for workflow simplicity.
Key Specifications & Features
| Aspect | Canon EOS R5C | Sony FX3 |
|---|---|---|
| Sensor Resolution | 45.7MP | 12MP |
| Max Video Frame Rate | 8K RAW or 4K 120fps | 4K 120fps H.265 |
| ND Filter | External required | Built-in variable ND (1-5 stops) |
| Storage | CFast 2.0 + SD UHS-II | SD UHS-II (dual slots) |
| Body Weight | 738g | 650g |
| Street Price | ~$3,899 | ~$3,898 |
Use Case & Workflow Differences
The R5C is built for hybrid stills-plus-4K/8K video professionals who demand maximum resolution and RAW flexibility for color grading; its 45MP sensor and external recording options justify the added complexity. The FX3 prioritizes pure cinema production with optimized autofocus, integrated ND control, and a compact form factor that favors mobility and speed—ideal for documentary, interview, and fast-paced single-operator work.
When to choose each
Choose Canon EOS R5C if…
Best for professional photographers who shoot occasional video and need maximum stills resolution; RAW video editing flexibility.
Choose Sony FX3 if…
Best for dedicated videographers prioritizing cinema ergonomics, compact handheld work, and integrated ND filters over stills capability.
Frequently Asked Questions
The Sony FX3 is better suited to cinema production with its built-in ND filter, compact design, and optimized autofocus; the Canon excels when you need 4K/8K RAW or hybrid stills-video workflows.
For video alone, both sensors perform well, but the R5C's 45MP enables superior stills quality and post-production cropping, while the FX3's 12MP is optimized purely for cinema efficiency.
CFast cards are required only for 8K RAW recording; standard SD UHS-II cards handle 4K RAW and all other formats, offering flexibility in storage options.
Sources & references
Suggested sources to verify product details, pricing, reviews, and specifications.
- MarketplaceB&H Photo Pricing & Availability
Current retail pricing and body/kit options.
- ReferenceCanon EOS R5 C Review
This helps achieve better anti-vibration performance than with conventional IS-equipped EF lenses (using optional Mount
- ReferenceReview: Canon EOS R5 C delivers 8K RAW video, but not without compromise - Videomaker
The Canon EOS R5 C is <strong>a great camera, and we were impressed by its image quality overall</strong>. However, it c