Highlighted rows differ between the two models.
| Specification | Sony NEX-3 | Sony SLT-A57 |
|---|---|---|
| Type | ||
| Type (difference) | Mirrorless | SLT |
| Sensor | ||
| Sensor format | APS-C | APS-C |
| Resolution (MP) (difference) | 14 MP | 16 MP |
| Mount | ||
| Mount (difference) | Sony E (APS-C) | Sony A |
| Performance | ||
| Burst (difference) | 7.0 fps | 12.0 fps |
| Video (difference) | 720p 30 | 1080p 60 |
| IBIS (difference) | No | Yes |
| Build | ||
| Weight (g) (difference) | 225 g | — |
| Release year (difference) | 2010 | 2012 |
| Price (€) (difference) | €500 | €600 |
Pick the NEX-3 if you prioritize portability and lower cost, or need a compact mirrorless body. The SLT-A57 stays the better choice if you want faster burst shooting, full HD video, or in-body stabilization—despite its higher price and bulkier design.