Based on our overall comparison score, Canon EOS R5 Mark II rates higher at 80/100 versus 70/100 for OM System OM-3 — a 10-point lead. Canon EOS R5 Mark II is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.
Canon EOS R5 Mark II vs OM System OM-3
Verdict
Our overall take, at a glance
Key takeaways
- Canon EOS R5 Mark II leads OM System OM-3 overall by 19 points (77 vs 58 out of 100).
- Canon EOS R5 Mark II stands out on Sensor Size: Full Frame, Sensor Megapixels: 45 MP, Max Video Resolution: 8192 × 4320 px.
- Best value: OM System OM-3 (from $1,999) — the strongest score-per-dollar of the two.
Canon EOS R5 Mark II leads overall
Canon EOS R5 Mark II
77
OM System OM-3
58
Why it stands out
- Sensor Size: Full Frame
- Sensor Megapixels: 45 MP
- Max Video Resolution: 8192 × 4320 px
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding.
Canon EOS R5 Mark II
AI analysis isn't ready yet
We haven't generated an in-depth write-up for Canon EOS R5 Mark II yet. The specs, scores and strengths profile above still cover it — check back later for the AI summary.
OM System OM-3
AI analysis isn't ready yet
We haven't generated an in-depth write-up for OM System OM-3 yet. The specs, scores and strengths profile above still cover it — check back later for the AI summary.
Value for Money
Which is the better deal for the price
Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.
Canon EOS R5 Mark II
OM System OM-3
Physical Comparison
Weigh them up, then compare real dimensions in 3D
Canon EOS R5 Mark IIOM System OM-3
Canon EOS R5 Mark II is 250 g (50%) heavier than OM System OM-3.
Review Videos
Hand-picked expert reviews for each product
Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Canon EOS R5 Mark II vs OM System OM-3 comparison
Canon EOS R5 Mark II and OM System OM-3 are compared side by side above across every spec in the cameras category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 80/100 for Canon EOS R5 Mark II and 70/100 for OM System OM-3.
At launch, OM System OM-3 was the more affordable option ($1999) versus Canon EOS R5 Mark II ($4299). Weigh that against the overall scores (80/100 vs 70/100) and the value-for-money meter above to judge whether the higher-rated model justifies its price for your needs. Current retail prices vary — check the retailer.
If you want the higher-rated cameras option overall, Canon EOS R5 Mark II (80/100) edges out OM System OM-3 (70/100). But if OM System OM-3 is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.