. In the SBS format, the video frame is split into two halves—one for each eye—which effectively cuts the horizontal resolution in half. Technical Comparison: 720p vs. 1080p SBS 720p Half-SBS 1080p Half-SBS Total Resolution Per-Eye Resolution Horizontal Detail Low (Half of 1280) Moderate (Half of 1920) Smaller (easier for mobile) Larger (high storage impact) Compatibility High (Older smartphones/VR) Standard (Modern VR/3D TVs) 1. The "Resolution Halving" Problem In a standard