The WH-CH720N has arrived, Sony's lightest pair of over-ear headphones released to date. The headphones also feature the same Integrated Processor V1 that handles active noise cancellation, as well as up to 35 hours of battery life with ANC enabled or 50 hours with ANC disabled.https://www.notebookcheck.net/Sony-WH-CH720N-launch-as-new-cheaper-alternative-to-WH-1000XM5-headphones.697007.0.html
Chip is the same since xm3, practical anc is worse in new gen.
Software EQ, HW speaker, hw materials, chip for music processing.
Lol, how is it the same...