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Olympus OM-D E-M1 III · with 28-75mm kit — Micro Four Thirds · 2020
Olympus

Olympus OM-D E-M1 III · with 28-75mm kit

Micro Four Thirds · 2020

78
/ 100
From $2,499
VS
Sony FX3 wins by 12
Sony FX3 — full-frame · 2021
Sony

Sony FX3

full-frame · 2021

90
/ 100
From $3,898
Specdex verdict

Sony FX3 takes it — here’s why.

In our weighted Specdex score, Olympus OM-D E-M1 III · with 28-75mm kit lands at 78 and Sony FX3 at 90. That puts Sony FX3 ahead by 12 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Olympus OM-D E-M1 III · with 28-75mm kit if…

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

Pick Sony FX3 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

Sony FX3

Compared on the photo sub-score

Sony FX3 leads on photo (90 vs 78).

Autofocus

Sony FX3

Compared on the autofocus sub-score

Sony FX3 leads on autofocus (88 vs 74).

Value for money

Olympus OM-D E-M1 III · with 28-75mm kit

Specdex score per dollar at MSRP

Olympus OM-D E-M1 III · with 28-75mm kit more score per dollar ($2,499 vs $3,898).

Olympus OM-D E-M1 III · with 28-75mm kit 78
vs
90 Sony FX3

Score breakdown

Olympus OM-D E-M1 III · with 28-75mm kit
78
photo 78
video 70
autofocus 74
ergonomics 86
Sony FX3
90
photo 90
video 86
autofocus 88
ergonomics 86

Specs side-by-side

Olympus OM-D E-M1 III · with 28-75mm kit versus Sony FX3 — full spec comparison
Spec Olympus OM-D E-M1 III · with 28-75mm kit Sony FX3
Format
Micro Four Thirds
full-frame
Release year
2020
2021

Olympus OM-D E-M1 III · with 28-75mm kit

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

Sony FX3

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 · with 28-75mm kit vs Sony FX3

Which is better, Olympus OM-D E-M1 III · with 28-75mm kit or Sony FX3? +

Sony FX3 scores 90 on our weighted rubric — ahead by 12. Your best pick depends on the sub-scores above.

Is Olympus OM-D E-M1 III · with 28-75mm kit worth the price? +

At $2,499, Olympus OM-D E-M1 III · with 28-75mm kit delivers a Specdex score of 78 — strongest in ergonomics.

Is Sony FX3 worth the price? +

At $3,898, Sony FX3 delivers a Specdex score of 90 — strongest in photo.

Does Olympus OM-D E-M1 III · with 28-75mm kit or Sony FX3 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 · with 28-75mm kit or Sony FX3? +

Sony FX3 — leads on photo (90 vs 78). Compared on the photo sub-score.

Which is better for autofocus, Olympus OM-D E-M1 III · with 28-75mm kit or Sony FX3? +

Sony FX3 — leads on autofocus (88 vs 74). Compared on the autofocus sub-score.