| Full Name | High Efficiency Image Container | Joint Photographic Experts Group |
| Standardized By | MPEG Group (ISO/IEC 23008-12) | ISO / IEC / ITU-T (1992) |
| Compression Efficiency | Advanced HEVC (H.265) intra-frame | Discrete Cosine Transform (DCT) |
| Average File Size | Approx. 40%–50% smaller than JPG | Standard baseline size |
| Color Bit Depth | Up to 16-bit color (HDR capable) | Strictly 8-bit color channels |
| Transparency (Alpha Channel) | Supported natively | Not supported (replaced with white) |
| Windows 10/11 Support | Requires paid MS Store codec ($0.99) | 100% native out of the box |
| Web Browser Compatibility | Limited (Only modern Apple Safari) | Universal (99.9% of all browsers) |
| Online Portals & Forms | Frequently rejected as unsupported | Universally accepted |