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Olympus OM-D E-M1 III — Micro Four Thirds · 2020
Olympus

Olympus OM-D E-M1 III

Micro Four Thirds · 2020

78
/ 100
From $1,799
VS
Nikon Z6 III wins by 13
Nikon Z6 III — full-frame · 2024
Nikon

Nikon Z6 III

full-frame · 2024

91
/ 100
From $2,499
Specdex verdict

Nikon Z6 III takes it — here’s why.

In our weighted Specdex score, Olympus OM-D E-M1 III lands at 78 and Nikon Z6 III at 91. That puts Nikon Z6 III ahead by 13 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Olympus OM-D E-M1 III if…

  • ✓Mature system, great used market
  • ✓Proven lens lineup
  • ✓Often on sale

Pick Nikon Z6 III if…

  • ✓Current-gen AF system
  • ✓Proven lens ecosystem
  • ✓Strong video + stills balance
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Ergonomics

Tie

Compared on the ergonomics sub-score

Effectively tied — neither pulls a 2-point weighted lead.

Photo

Nikon Z6 III

Compared on the photo sub-score

Nikon Z6 III leads on photo (91 vs 78).

Autofocus

Nikon Z6 III

Compared on the autofocus sub-score

Nikon Z6 III leads on autofocus (89 vs 74).

Value for money

Olympus OM-D E-M1 III

Specdex score per dollar at MSRP

Olympus OM-D E-M1 III more score per dollar ($1,799 vs $2,499).

Olympus OM-D E-M1 III 78
vs
91 Nikon Z6 III

Score breakdown

Olympus OM-D E-M1 III
78
photo 78
video 70
autofocus 74
ergonomics 86
Nikon Z6 III
91
photo 91
video 87
autofocus 89
ergonomics 86

Specs side-by-side

Olympus OM-D E-M1 III versus Nikon Z6 III — full spec comparison
Spec Olympus OM-D E-M1 III Nikon Z6 III
Format
Micro Four Thirds
full-frame
Release year
2020
2024

Olympus OM-D E-M1 III

Pros
  • +Mature system, great used market
  • +Proven lens lineup
  • +Often on sale
Cons
  • −Older AF system
  • −Heavier than modern mirrorless
  • −Firmware updates trailed off

Nikon Z6 III

Pros
  • +Current-gen AF system
  • +Proven lens ecosystem
  • +Strong video + stills balance
Cons
  • −Body price excludes lens
  • −Heavy for travel (flagship)
  • −Learning curve on menus

FAQ: Olympus OM-D E-M1 III vs Nikon Z6 III

Which is better, Olympus OM-D E-M1 III or Nikon Z6 III? +

Nikon Z6 III scores 91 on our weighted rubric — ahead by 13. Your best pick depends on the sub-scores above.

Is Olympus OM-D E-M1 III worth the price? +

At $1,799, Olympus OM-D E-M1 III delivers a Specdex score of 78 — strongest in ergonomics.

Is Nikon Z6 III worth the price? +

At $2,499, Nikon Z6 III delivers a Specdex score of 91 — strongest in photo.

Does Olympus OM-D E-M1 III or Nikon Z6 III last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for photo, Olympus OM-D E-M1 III or Nikon Z6 III? +

Nikon Z6 III — leads on photo (91 vs 78). Compared on the photo sub-score.

Which is better for autofocus, Olympus OM-D E-M1 III or Nikon Z6 III? +

Nikon Z6 III — leads on autofocus (89 vs 74). Compared on the autofocus sub-score.