| Mode | Best for | |------|----------| | Auto (Green) | Handing the camera to someone else | | P (Program) | Everyday shots when you want camera help | | A (Aperture Priority) | Controlling background blur (portraits, products) | | S (Shutter Priority) | Freezing or blurring motion (sports, waterfalls) | | M (Manual) | Full creative control (studio, night) | | Movie | Video recording (4K, slow-mo, S-Log) | | MR (Memory Recall) | Saving your favorite settings |
| Use Case | Lens | Why | |----------|------|-----| | All-round | Sigma 18-50mm f/2.8 | Tiny, sharp, constant aperture | | Portrait | Sony 85mm f/1.8 (or Viltrox 75mm f/1.2) | Insane bokeh | | Vlogging | Sony 11mm f/1.8 | Wide, light, fast | | Low-light prime | Sigma 16mm f/1.4 | Legendary sharpness | | Zoom | Tamron 17–70mm f/2.8 | Stabilized (helps no IBIS) | sony a6400 camera guide
Pro tip: Stick to APS-C native lenses – full-frame E-mount lenses are overkill for the a6400. | Mode | Best for | |------|----------| |
Go to Menu > Camera Settings (Page 1-2): | Use Case | Lens | Why |