It depends on what you need your file for. AVCHD has better video quality, but the file size is relatively large and format support is limited. MP4 has better compression, smaller file size, and is supported by almost every device.
It depends on what you need your file for. AVCHD has better video quality, but the file size is relatively large and format support is limited. MP4 has better compression, smaller file size, and is supported by almost every device.