Sony FX3 vs Canon EOS R5 C
Canon EOS R5 C has the edge on paper, but the right choice depends on what you shoot. The FX3 is the better pick for travel, astrophotography; the EOS R5 C is better for landscapes, wildlife, sports.
Choose the FX3 for
- better low-light performance
- a lighter body (640g vs 770g)
- in-body image stabilisation
- more lenses in our database (105 vs 36)
Choose the EOS R5 C for
- more resolution (45MP vs 12.1MP)
- faster bursts (20fps vs 10fps)
- a lower price (from £2,049)
- stronger video (8K 60p RAW)
- a newer design (2022)
Specs side by side
| Spec | FX3 | EOS R5 C |
|---|---|---|
| Sensor | Full frame, 12.1MP | Full frame, 45MP |
| Mount | Sony FE (full frame) | Canon RF (full frame) |
| Released | 2021 | 2022 |
| Burst | 10 fps | 20 fps |
| Readout | — | — |
| Max ISO | 102,400 | 51,200 |
| Stabilisation | In-body | Lens only |
| Video | 4K 120p | 8K 60p RAW |
| Weather sealed | Yes | Yes |
| Viewfinder | None | Electronic |
| Weight | 640 g | 770 g |
| Battery | Sony NP-FZ100 | Canon LP-E6NH |
| Card slots | 2×CFexpress A/SD | CFexpress B + SD (UHS-II) |
| New price | £2,999 | £3,299 |
| Used at MPB | £2,479–2,819 | £2,049–2,209 |
| Native lenses in our database | 105 (82 third-party) | 36 (14 third-party) |
Which is better for…
| Use | Better choice |
|---|---|
| Beginner-friendly | About equal |
| Everyday & travel | FX3 |
| Portraits | About equal |
| Landscape | EOS R5 C |
| Wildlife & animals | EOS R5 C |
| Sports & action | EOS R5 C |
| Astrophotography | FX3 |
| Vlogging & video | About equal |
| Vintage / film look | About equal |
Based on the specs that matter most for each type of photography: burst and readout for action, resolution for landscapes, sensor size and low light for portraits and astro, video and weight for vlogging.
Lenses and running costs
The FX3 uses Sony E / FE (105 lenses in our database, 82 third-party) and the EOS R5 C uses Canon RF / RF-S (36 lenses, 14 third-party). Batteries: Sony NP-FZ100 (about £65) vs Canon LP-E6NH.
Frequently asked questions
Is the Sony FX3 better than the Canon EOS R5 C?
It depends on your priorities. The FX3 offers better low-light performance, a lighter body (640g vs 770g), in-body image stabilisation; the EOS R5 C offers more resolution (45MP vs 12.1MP), faster bursts (20fps vs 10fps), a lower price (from £2,049).
Which is better for video, the FX3 or the EOS R5 C?
The EOS R5 C is stronger for video: FX3 records 4K 120p, EOS R5 C records 8K 60p RAW.
Which is cheaper, the FX3 or the EOS R5 C?
The FX3 costs £2,999 new and from £2,479 used at MPB; the EOS R5 C costs £3,299 new and from £2,049 used (checked 5 November 2026).
Can I use Sony FX3 lenses on the EOS R5 C?
Not directly. The FX3 uses Sony E / FE and the EOS R5 C uses Canon RF / RF-S; switching usually means new lenses or an adapter where one exists.