PROs:
1. More compact and light weight is the main diffference from the older CDP.
2. Sound Quality seems to be better than older CDP.
3. Key Action seems to be less noisy than older CDP.
4. support free Casio learning software.
CONs
1. Speakers orientation make the feeling a bit usual.
2. Keys width are standard but length are shorter due to making it compact
3. Still not using the AIX sound chip which is better.