The Shubb Deluxe is the best at applying _equal_ pressure to all the strings across the fretboard, creating what is essentially a second nut.

The Shubb Deluxe S1 Capo works great on all of my electric guitars and acoustics

The Shubb Deluxe S1 Capo works great on all of my electric guitars and acoustics

Less [pressure] is more [better intonation]."I'm still pleased with my original Shubb, but the Deluxe is superior in every respect -- especially intonation -- and this is the only capo I will use on my Traugott guitars.-fjb3