I'd have to check but I'm pretty sure if we are just talking sales or chart positions Eddie wins hands down
And even though I love many of Eddie's solo work I giving the slight edge to David - that voice!
Who's your pick?
https://www.youtube.com/watch?v=9M434KF9nZc
https://www.youtube.com/watch?v=Ri2pt3zo4BI
https://www.youtube.com/watch?v=BCExw9dmkZs