Upgrade Guide
Sony SLT-A99→Sony A7 II
Is it worth upgrading? Spec analysis, key improvements, and our verdict.
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Strong upgrade
The A7 II improves across 3 key areas at a reasonable price gap. Most SLT-A99 owners will notice the difference.
What's new in the A7 II
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Weather sealingAdded — fully sealed body
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StabilisationIBIS added — significant for handheld and video
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Generation2 years newer (2014 vs 2012)
Unchanged or similar
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ResolutionSimilar (24MP)
Suitability by genre
Base scores — computed from verified specs for an enthusiast shooting photo and video. The Upgrade Checker adjusts them for your skill level.
| Genre | SLT-A99 | A7 II | |
|---|---|---|---|
| Portrait | +0.4 | ||
| Street | +0.6 | ||
| Travel | +1.0 | ||
| Wedding & Events | -0.5 | ||
| Vlogging & Video | — | ||
| Documentary | +1.1 | ||
| Sports & Action | +0.6 | ||
| Landscape | +0.6 | ||
| Wildlife | +1.6 | ||
| Casual | +0.4 | ||
| Food | +0.4 | ||
| Macro | +1.1 | ||
| Architecture | +0.2 | ||
| Astrophotography | +0.9 |
Full spec comparison
| Spec | SLT-A99 | A7 II | |
|---|---|---|---|
| Price | £454 used | £288 used | |
| Released | 2012 | 2014 | ↑ |
| Sensor | 24.3MP full-frame sensor | Full-frame BSI CMOS 35mm | |
| Resolution | 24MP | 24MP | |
| Video | Full HD 1080p/60 | 1080p 60fps | |
| Autofocus | 19-point phase-detect (11 cross) via the translucent mirror + 102-point on-sensor phase assist, face detection | 117-point phase-detect hybrid AF | |
| Stabilisation | 4.5-stop sensor-shift SteadyShot INSIDE | 5-axis IBIS, 4.5 stops | |
| Burst Rate | 6fps with continuous AF (10fps in crop mode) | 5fps | ↓ |
| Battery Life | ~500 shots (CIPA) | 350 shots (CIPA) | ↓ |
| Weight | 812g (with battery and card) | 599g (body only) | ↑ |
| Weather Sealed | Not weather sealed | Yes | ↑ |
| Viewfinder | OLED EVF, 2.36M dots, 100%, 0.71x | EVF 0.71× 2.36M-dot | |
| Screen | 3.0" three-way tilting / swivel LCD, 1.23M dots | 3.0" tilting LCD, 1.23M dots (no touch) | |
| Mount | Sony A-mount | Sony E-Mount | |
| Memory Cards | Dual slots: SD / Memory Stick + SD | SD / Memory Stick Pro Duo |
Compare side-by-side
⚖️ Compare these cameras
See SLT-A99 and A7 II next to each other with our interactive comparison tool.
Get a personalised upgrade score
Run the upgrade checker →
Tell us what you shoot and we'll score the A7 II against your specific genres — not just specs.
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