Best Mirrorless Cameras · head-to-head

Panasonic Lumix S5 II vs OM System OM-1

A sourced, side-by-side comparison. Panasonic Lumix S5 II is cheaper at $1999. Every spec and price links to its source.

Which is better: the Panasonic Lumix S5 II or OM System OM-1?

The OM System OM-1 wins 2 of the 2 specs we compare head to head; the other wins 0. The Panasonic Lumix S5 II is the cheaper at $1999. Get the OM System OM-1 for the stronger spec sheet, the Panasonic Lumix S5 II to spend less.

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Key specs, head to head

The numbers that decide it, drawn to scale — longer bar wins, the accent bar is the stronger figure.

Continuous (fps)
Panasonic Lumix S5 II 30
OM System OM-1 50

Full spec sheet

marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.

Spec Panasonic Lumix S5 II OM System OM-1
US price $1999 $2199
BrandPanasonicOM System
Released2023-032022-03
Sensor format Full-frame Micro Four Thirds
Megapixels 24.2 20.4
Max video 6K@30p 4K@60p
Ibis Yes Yes
Mount L-mount Micro Four Thirds
Continuous (fps) 30 50
Weight (g) 740 599
Release 2023-03 2022-03

Sources — Panasonic Lumix S5 II: digitalcameraworld.com (verified 2026-06-15). OM System OM-1: explore.omsystem.com (verified 2026-06-15).

What's the difference between the Panasonic Lumix S5 II and OM System OM-1?

Where the two actually differ on the specs we track (6 of 7). Matching specs are omitted.

  • Sensor format: Panasonic Lumix S5 II Full-frame vs OM System OM-1 Micro Four Thirds
  • Megapixels: Panasonic Lumix S5 II 24.2 vs OM System OM-1 20.4
  • Max video: Panasonic Lumix S5 II 6K@30p vs OM System OM-1 4K@60p
  • Mount: Panasonic Lumix S5 II L-mount vs OM System OM-1 Micro Four Thirds
  • Continuous (fps): Panasonic Lumix S5 II 30 vs OM System OM-1 50
  • Weight (g): Panasonic Lumix S5 II 740 vs OM System OM-1 599

What reviewers say

Sourced tester consensus for each — the "what people who used it think" layer, not just specs.

Panasonic Lumix S5 II

No sourced tester review yet.

OM System OM-1

Both whitelisted testers rate the OM-1 a strong, rugged Micro Four Thirds flagship: RTINGS calls it a very well-built, weather-sealed body with excellent ergonomics, an incredibly quick electronic-shutter burst, and one of the best IBIS systems; DPReview lab-tested 50 fps AF, 1,053 cross-type AF points and gave it a Gold Award. Main flaw: buffer clears slowly. (2 sourced reviews, 2 lab-tested.)

Praised: Class-leading in-body image stabilization; Rugged, weather-sealed, well-built body with excellent ergonomics; Very fast electronic-shutter burst shooting with strong AF/subject detection.

Flagged: Large photo buffer takes a very long time to empty once full; Smaller sensor still trails larger formats on absolute image quality.

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