Sony | A6400 Camera Guide [updated]

The Sony a6400 is a powerhouse APS-C mirrorless camera, widely celebrated for its elite autofocus, compact form factor, and professional-grade video features. Whether you are a vlogger, travel photographer, or enthusiast, this guide will help you master its core settings and choose the right gear. 1. Key Features & Specifications

The a6400 bridges the gap between beginner and professional gear with its "4D Focus" system and robust build. Sensor: 24.2 MP APS-C Exmor CMOS sensor.

Autofocus: 425 phase-detection and 425 contrast-detection points covering 84% of the frame.

Speed: Up to 11 fps continuous shooting with full AF/AE tracking.

Video: 4K internal recording with no recording limit, plus S-Log2, S-Log3, and HLG (HDR) profiles. sony a6400 camera guide

Design: Magnesium alloy body with a 180° fully tiltable LCD touchscreen for selfies and vlogging. 2. Essential Settings for Photography

To get the most out of your still images, start with these baseline configurations:

File Format: Set to RAW (or RAW+JPEG) for maximum editing flexibility in post-processing.

Focus Mode: Use AF-C (Continuous AF) paired with "Real-time Tracking" to stay locked on moving subjects. The Sony a6400 is a powerhouse APS-C mirrorless

Eye AF: Ensure Face/Eye AF Priority is "On" to automatically detect and focus on human or animal eyes.

Silent Shooting: Turn this on for quiet environments (like weddings or street photography), but be aware of potential artifacts in very fast-moving scenes. 3. Best Video & Vlogging Settings

The a6400 is a favorite for creators due to its oversampled 4K footage. Setting up SONY A6400 for Photography - Beginners Guide

Here’s a solid, ready-to-use post for a blog, Reddit, Instagram carousel, or gear guide. Title: The Sony a6400 in 2026: Why This

Title:
The Sony a6400 in 2026: Why This “Old” Camera Is Still a Beast (Complete User Guide)

Subtitle:
Real-world settings, lens picks, and hidden tricks for photo & video.

Part 1: First Look – Anatomy and Initial Setup

Before you shoot, you need to understand the tool. The a6400 is small, but every dial and button is customizable.

Initial Setup Routine

  1. Format your SD card (Settings → Setup → Format).
  2. Set Date/Time. Obvious, but future you will thank you for metadata.
  3. Turn on "Airplane Mode" if you aren't using Imaging Edge Mobile. It saves battery significantly.
  4. Set Quality to RAW + JPEG (or just RAW if you edit). Menu → Camera 1 → Quality.

How to Use:

  1. Set AF mode to AF-C (Continuous).
  2. Set AF area to Tracking: Expand Flexible Spot or Wide.
  3. For people/ animals: Enable Eye AF (Menu → Camera 2 → Face/Eye AF → Subject Detection: Human or Animal).
  4. Half-press shutter or assign a button to Eye AF – the camera will lock onto the eye and track it.

Pro tip: The A6400 can track eyes even when the subject turns away. Amazing for kids and pets.

Part 3: Photography Cheat Sheet

How to shoot in different scenarios.