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Panasonic Lumix S5 · Body only — full-frame · 2020
Panasonic

Panasonic Lumix S5 · Body only

full-frame · 2020

82
/ 100
From $1,999
VS
Sony FX3 wins by 8
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, Panasonic Lumix S5 · Body only lands at 82 and Sony FX3 at 90. That puts Sony FX3 ahead by 8 points — a decisive margin driven mostly by its strengths in the categories below.

Pick Panasonic Lumix S5 · Body only 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

Photo

Sony FX3

Compared on the photo sub-score

Sony FX3 leads on photo (90 vs 82).

Ergonomics

Tie

Compared on the ergonomics sub-score

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

Autofocus

Sony FX3

Compared on the autofocus sub-score

Sony FX3 leads on autofocus (88 vs 78).

Value for money

Panasonic Lumix S5 · Body only

Specdex score per dollar at MSRP

Panasonic Lumix S5 · Body only more score per dollar ($1,999 vs $3,898).

Panasonic Lumix S5 · Body only 82
vs
90 Sony FX3

Score breakdown

Panasonic Lumix S5 · Body only
82
photo 82
video 74
autofocus 78
ergonomics 86
Sony FX3
90
photo 90
video 86
autofocus 88
ergonomics 86

Specs side-by-side

Panasonic Lumix S5 · Body only versus Sony FX3 — full spec comparison
Spec Panasonic Lumix S5 · Body only Sony FX3
Format
full-frame
full-frame
Release year
2020
2021

Panasonic Lumix S5 · Body only

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: Panasonic Lumix S5 · Body only vs Sony FX3

Which is better, Panasonic Lumix S5 · Body only or Sony FX3? +

Sony FX3 scores 90 on our weighted rubric — ahead by 8. Your best pick depends on the sub-scores above.

Is Panasonic Lumix S5 · Body only worth the price? +

At $1,999, Panasonic Lumix S5 · Body only delivers a Specdex score of 82 — strongest in ergonomics.

Is Sony FX3 worth the price? +

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

Does Panasonic Lumix S5 · Body only 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, Panasonic Lumix S5 · Body only or Sony FX3? +

Sony FX3 — leads on photo (90 vs 82). Compared on the photo sub-score.

Which is better for autofocus, Panasonic Lumix S5 · Body only or Sony FX3? +

Sony FX3 — leads on autofocus (88 vs 78). Compared on the autofocus sub-score.