ok - added Ropers to the comparison graph - Sonny's Owen developments HTA is proving hard to beat on paper - wonder how it translates in the real world!
GT2860HTA - Sonny
VF35 - Me!
GT2860 - Ross
GTX2867R - Roper
T34 - Martin (Tweeqd)
GT30 - Ross
Cammed VTS for comparison!