Based on our overall comparison score, OM System OM-3 rates higher at 70/100 versus 54/100 for Nikon Z5 II — a 16-point lead. OM System OM-3 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.
OM System OM-3 vs Nikon Z5 II
Verdict
Our overall take, at a glance
Key takeaways
- OM System OM-3 and Nikon Z5 II are closely matched overall (within 4 points).
- OM System OM-3 stands out on Autofocus AF Points: 1,053, Max Video Resolution: 4096 × 2160 px, Video Bit Depth: 10.
- Nikon Z5 II counters with Sensor Size: Full Frame, Sensor Megapixels: 24.5 MP, Sensor ISO Max: 204,800.
- Best value: Nikon Z5 II (from $1,700) — the strongest score-per-dollar of the two.
OM System OM-3 and Nikon Z5 II are closely matched
OM System OM-3
63
Nikon Z5 II
59
Where OM System OM-3 stands out
- Autofocus AF Points: 1,053
- Max Video Resolution: 4096 × 2160 px
- Video Bit Depth: 10
Where Nikon Z5 II stands out
- Sensor Size: Full Frame
- Sensor Megapixels: 24.5 MP
- Sensor ISO Max: 204,800
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Jul 2026.
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.
Nikon Z5 II
The Nikon Z5 II is an entry-level, full-frame mirrorless camera built around the Nikon Z-mount system. Serving as the successor to the original Z5, it is designed for photographers looking to adopt a full-frame sensor platform without the high cost of flagship models. The camera follows a baseline model previously defined by its dual UHS-II SD card slots and an EXPEED 6 processor.
Best for Photographers upgrading to full-frame mirrorless on a budgetBest for Z-mount shooters looking for an affordable secondary camera body
Pros
- Utilizes the highly versatile Nikon Z-mount ecosystem
- Maintains an accessible entry point for full-frame mirrorless photography
Cons
- Belongs to an entry-level tier historically limited by slower burst rates, such as the 4.5 frames-per-second speed of its predecessor
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.
OM System OM-3
Nikon Z5 II
Physical Comparison
Weigh them up, then compare real dimensions in 3D
OM System OM-3Nikon Z5 II
Nikon Z5 II is 204 g (41%) 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 OM System OM-3 vs Nikon Z5 II comparison
OM System OM-3 and Nikon Z5 II 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 70/100 for OM System OM-3 and 54/100 for Nikon Z5 II.
At launch, Nikon Z5 II was the more affordable option ($1700) versus OM System OM-3 ($1999). Weigh that against the overall scores (70/100 vs 54/100) 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, OM System OM-3 (70/100) edges out Nikon Z5 II (54/100). But if Nikon Z5 II 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.