Based on our overall comparison score, OM System OM-1 Mark II rates higher at 73/100 versus 65/100 for Leica SL3-S — a 8-point lead. OM System OM-1 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.
OM System OM-1 Mark II vs Leica SL3-S
Verdict
Our overall take, at a glance
Key takeaways
- OM System OM-1 Mark II and Leica SL3-S are closely matched overall (within 3 points).
- OM System OM-1 Mark II stands out on Autofocus AF Points: 1,053, Video Bit Depth: 10, Performance Burst Speed (mechanical): 10.
- Leica SL3-S counters with Sensor Size: Full Frame, Sensor Megapixels: 24.6 MP, Sensor ISO Max: 200,000.
OM System OM-1 Mark II and Leica SL3-S are closely matched
OM System OM-1 Mark II
63
Leica SL3-S
60
Where OM System OM-1 Mark II stands out
- Autofocus AF Points: 1,053
- Video Bit Depth: 10
- Performance Burst Speed (mechanical): 10
Where Leica SL3-S stands out
- Sensor Size: Full Frame
- Sensor Megapixels: 24.6 MP
- Sensor ISO Max: 200,000
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-1 Mark II
The OM System OM-1 Mark II is an incremental update to the brand's flagship Micro Four Thirds mirrorless camera, tailored for wildlife, action, and outdoor photographers. Powered by the TruePic X image processor and a 20.4-megapixel stacked BSI Live MOS sensor, this model maintains a highly compact form factor while introducing key hardware and system refinements. It focuses on expanding memory capacity and enhancing computational photography features over its predecessor.
Best for Wildlife and action photography requiring fast burst rates and deep buffers to cBest for Landscape photography in unpredictable weather without the burden of physical ne
Pros
- Doubled buffer memory allows for much longer high-speed continuous shooting sequences.
- Advanced built-in computational options, including Live ND and a new Graduated ND filter simulation.
- Highly durable construction with IP53-certified weather sealing for reliable outdoor use.
- Upgraded autofocus tracking capabilities and improved in-body image stabilization.
Cons
- Highly incremental update over the original model, with few physical hardware redesigns.
- Sensor resolution remains limited to 20.4 megapixels.
Leica SL3-S
The Leica SL3-S is a 24-megapixel full-frame mirrorless camera built for photographers and videographers who value speed and video flexibility over extreme resolution. Built on the same platform as its high-resolution sibling, it utilizes the Leica Maestro IV image processor and the L-mount alliance system. This model prioritizes faster burst shooting, responsive hybrid autofocus, and robust video capabilities in a premium, weather-sealed body.
Best for Action and sports photographyBest for 6K open-gate video production
Pros
- Increased burst shooting speeds and quicker autofocus tracking compared to higher-resolution models
- Versatile video recording formats including high-quality 6K open-gate capture
- Multi-shot high-resolution mode for capturing extreme detail when shooting stationary subjects
- Robust, premium metal construction with weather-sealed protection
Cons
- Significantly lower native sensor resolution than the standard SL3 model
- Premium pricing that demands a substantial investment compared to rivals with similar specifications
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-1 Mark II
Leica SL3-S
Physical Comparison
Weigh them up, then compare real dimensions in 3D
OM System OM-1 Mark IILeica SL3-S
Leica SL3-S is 169 g (28%) heavier than OM System OM-1 Mark II.
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-1 Mark II vs Leica SL3-S comparison
OM System OM-1 Mark II and Leica SL3-S 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 73/100 for OM System OM-1 Mark II and 65/100 for Leica SL3-S.
At launch, OM System OM-1 Mark II was the more affordable option ($2398) versus Leica SL3-S ($5295). Weigh that against the overall scores (73/100 vs 65/100) 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-1 Mark II (73/100) edges out Leica SL3-S (65/100). But if Leica SL3-S 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.