Difference between Brown-rumped Minivet and Ashy Minivet

The difference between the Brown-rumped Minivet and the Ashy Minivet:

1/ Brown-rumped Minivet

Nape: gray, ashy;

Rump: brown;

Eyeline: slender, well defined;

Underparts: stainted with yellowish colors.

2/ Ashy Minivet

Nape: black or gray head

Rump: gray, ashy;

Eyeline: heavy black or blur;

Underparts: white.