Upgrade Guide
Sony A7R IV→Sony A9 II
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Situational
One clear hardware improvement over the A7R IV. Worth it if that specific upgrade aligns with what you shoot.
What's new in the A9 II
-
Burst rate20fps (blackout-free with full AF/AE) vs 10fps
Unchanged or similar
-
Resolution24MP (down from 61MP — optimised for low light)
Suitability by genre
| Genre | A7R IV | A9 II | |
|---|---|---|---|
| Portrait | — | ||
| Landscape | -2.0 | ||
| Architecture | — | ||
| Street | — | ||
| Travel | — | ||
| Wedding & Events | +1.0 | ||
| Wildlife | +2.0 | ||
| Vlogging & Video | -2.0 | ||
| Sports & Action | — |
Full spec comparison
| Spec | A7R IV | A9 II | |
|---|---|---|---|
| Price | £2,199 | £3,299 | |
| Released | 2019 | 2019 | |
| Sensor | Full-frame BSI Exmor R CMOS 35mm | 24.2MP Full-Frame Stacked BSI CMOS Exmor RS | |
| Resolution | 61MP | 24MP | ↓ |
| Video | 4K 30fps | 4K/30p, 1080p/120p | |
| Autofocus | 567-point phase-detect, real-time tracking | 693 phase-detect + 425 contrast-detect, real-time eye/body tracking | |
| Stabilisation | 5-axis IBIS, 5.5 stops | IBIS — 5-axis, up to 5.5 stops | |
| Burst Rate | 10fps | 20fps (blackout-free with full AF/AE) | ↑ |
| Battery Life | 670 shots (CIPA) | ~500 shots (CIPA) | ↓ |
| Weight | 665g (body only) | 678g (with battery and card) | ↓ |
| Weather Sealed | Yes | Yes | |
| Viewfinder | EVF 0.78× 5.76M-dot | EVF, OLED 3.69M dots, 0.78× magnification | |
| Screen | 3.0" tilting touchscreen, 1.44M-dot | 3.0" tilting touchscreen | |
| Mount | Sony E-Mount | Sony FE (full-frame E-mount) | |
| Memory Cards | 2× SD UHS-II / CFexpress Type A | Dual SD UHS-II slots |
Compare side-by-side
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Other upgrades from the A7R IV
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