749 for base model so you can work the rest out from there.
128gb Core m 4gb $899 £749
128gg i5 4gg $999 ~833
256gb i5 8gb $1299 ~1082
256gb i5 16gb $1499 ~ 1249
I've already worked it out but I'm looking at the Surface Book. Did MS have $/£ parity when they launched last time?