My knowledgeable neighbour has given me an overview extract of four scope in current ScienceFocus magazine listed here in increasing aperture - all have GoTo features for finding automatically >30K objects in the nightsky thus...
1]Sky-Watcher Evostar 80ED DS refractor+ProHEQ5 mount @ £1222
2]Sky-Watcher Evostar Skymax-127 Maksutov incl altaz mount @ £365
3]Celestron NexStar 5SE Schmidt-Cass on altaz/equat mount @ £789
4]Meade LT6in ACF Schmidt-Cass hybrid on altaz mount/auto starfind @£999
#1 was rated best for astrophotography whilst #3 gave the sharpest views.