Both files have identical size
however mediainfo shows something interesting
Code:
General
Complete name : C:\temp\audio.w64
Format : Wave64
File size : 5.20 GiB
Duration : 37mn 25s
Overall bit rate : 19.9 Mbps
Audio
Format : PCM
Format settings, Endianness : Little
Format settings, Sign : Unsigned
Codec ID : 00001000-0000-0100-8000-00AA00389B71
Codec ID/Hint : Microsoft
Duration : 37mn 25s
Bit rate mode : Constant
Bit rate : 4 608 Kbps
Channel(s) : 6 channels
Channel positions : Front: L C R, Side: L R, LFE
Sampling rate : 48.0 KHz
Stream size : 1.20 GiB (23%)
Code:
General
Complete name : C:\temp\audio_wav_to.w64
Format : Wave64
File size : 5.20 GiB
Duration : 2h 41mn
Overall bit rate : 4 608 Kbps
Audio
Format : PCM
Format settings, Endianness : Little
Format settings, Sign : Unsigned
Codec ID : 00001000-0000-0100-8000-00AA00389B71
Codec ID/Hint : Microsoft
Duration : 2h 41mn
Bit rate mode : Constant
Bit rate : 4 608 Kbps
Channel(s) : 6 channels
Channel positions : Front: L C R, Side: L R, LFE
Sampling rate : 48.0 KHz
Stream size : 5.20 GiB (100%)