Sony FX3 vs Canon EOS R5 C
Sony FX3 wins — Sony FX3 wins on low-light and cinematic look; Canon R5 C wins on resolution ceiling and unlimited recording
Scores: Sony FX3 7.4/10 · Canon EOS R5 C 7.5/10
Sony FX3 wins on low-light and cinematic look; Canon R5 C wins on resolution ceiling and unlimited recording.
Spec-by-spec comparison
| Sony FX3 | Canon EOS R5 C |
|---|
| Resolution | 12.1 MP | 45 MP |
|---|
| Max ISO | 409600 (expanded) | 102400 (expanded) |
|---|
| Internal RAW | No (external only) | Yes (8K RAW) |
|---|
| 4K Slow-Mo | 4K/120p | 4K/120p |
|---|
| Cooling | Passive | Active fan |
|---|
| Recording Limit | ~60 min (thermal) | Unlimited |
|---|
Sony FX3
What works
- ISO 12800 and beyond — best low-light full-frame cinema sensor available
- Cinema-forward body design with multi-XLR handle
- S-Cinetone and S-Log3/S-Gamut3 workflow well supported in post
What doesn't
- 12.1MP resolution limits post-production reframe and crop
- Passive cooling requires thermal monitoring in hot environments
- No internal RAW recording — external recorder needed for RAW
Canon EOS R5 C
What works
- 8K RAW internal with active cooling — unlimited recording times
- 4K/120p slow motion at high resolution
- 45MP stacked sensor enables heavy post-production crop and reframe
What doesn't
- High-ISO ceiling is below FX3 — less suited for dark environments
- Active fan is audible in quiet environments
- 45MP 8K RAW files create substantial storage and editing demands
Bottom line
Our pick: Canon EOS R5 C.
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