Sony A7 III
full-frame · 2018
Sony A9 III · Body only
full-frame · 2024
Sony A9 III · Body only takes it — here’s why.
In our weighted Specdex score, Sony A7 III lands at 88 and Sony A9 III · Body only at 95. That puts Sony A9 III · Body only ahead by 7 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Sony A7 III if…
- ✓Current-gen AF system
- ✓Proven lens ecosystem
- ✓Strong video + stills balance
Pick Sony A9 III · Body only if…
- ✓Current-gen AF system
- ✓Proven lens ecosystem
- ✓Strong video + stills balance
Winner by scenario
Derived from the sub-score breakdown · not a separate testPhoto
Sony A9 III · Body onlyCompared on the photo sub-score
Sony A9 III · Body only leads on photo (95 vs 88).
Autofocus
Sony A9 III · Body onlyCompared on the autofocus sub-score
Sony A9 III · Body only leads on autofocus (93 vs 86).
Video
Sony A9 III · Body onlyCompared on the video sub-score
Sony A9 III · Body only leads on video (91 vs 84).
Value for money
Sony A7 IIISpecdex score per dollar at MSRP
Sony A7 III more score per dollar ($1,998 vs $5,998).
Score breakdown
Specs side-by-side
| Spec | Sony A7 III | Sony A9 III · Body only |
|---|---|---|
| Format | full-frame | full-frame |
| Release year | 2018 | 2024 |
Sony A7 III
- +Current-gen AF system
- +Proven lens ecosystem
- +Strong video + stills balance
- −Body price excludes lens
- −Heavy for travel (flagship)
- −Learning curve on menus
Sony A9 III · Body only
- +Current-gen AF system
- +Proven lens ecosystem
- +Strong video + stills balance
- −Body price excludes lens
- −Heavy for travel (flagship)
- −Learning curve on menus
FAQ: Sony A7 III vs Sony A9 III · Body only
Which is better, Sony A7 III or Sony A9 III · Body only? +
Sony A9 III · Body only scores 95 on our weighted rubric — ahead by 7. Your best pick depends on the sub-scores above.
Is Sony A7 III worth the price? +
At $1,998, Sony A7 III delivers a Specdex score of 88 — strongest in photo.
Is Sony A9 III · Body only worth the price? +
At $5,998, Sony A9 III · Body only delivers a Specdex score of 95 — strongest in photo.
Does Sony A7 III or Sony A9 III · Body only 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, Sony A7 III or Sony A9 III · Body only? +
Sony A9 III · Body only — leads on photo (95 vs 88). Compared on the photo sub-score.
Which is better for autofocus, Sony A7 III or Sony A9 III · Body only? +
Sony A9 III · Body only — leads on autofocus (93 vs 86). Compared on the autofocus sub-score.