I don't put my singers and bands together or compare the two in my train of thought.
Bands:
1. Coldplay
2. No Doubt
3. Black Eyed Peas
4. ABBA
5. Queens
Singers with a solo career: This is hard for me to pick because I like few songs from many artist but these are the ones that have consistent stand in my playlist over the last ten years I have used a "playlist"
1. Bob Dylan
2. Bon Jovi
3. Lady Gaga
4. John Lennon
5. Aretha Franklin