…you‘ll achieve nearly perfect intonation on a vintage 3-saddle bridge with Rutters or-even better- KMS saddles. No difference to six single saddles. Tonewise to me there‘s a big difference between 3/6 saddles: the vintage saddles got a lot more liveliness, harmonics and twang, at least to my ears. Seems like there’s something magic going on if two strings share a single saddle ;-

Telecaster - 3 vs 6 saddle bridges for jazz-img_3765-jpeg

On my latest model I use KMS steel/steel/brass saddles on a topload bridge.