Difference between Asian Barred Owlet and Collared Owlet

The difference between the Asian Barred Owlet and the Collared Owlet:

1/ Asian barred owlet (Glaucidium cuculoides), also known as the cuckoo owlet
- Head: barred;

2/ The collared owlet (Taenioptynx brodiei), also known as the collared pygmy owl
- Head: spotted