Stihl MS150TC vs Echo CS 2511TES

We tested the Stihl MS150TC vs the Echo CS-2511TES the we picked out of the market from pro users. MS150TC with original chain PM3 (1/4 1.1/0.043) 1.0kW, 2.6kg CS-2511TES with original chain A4S (1/4 1.1/0.043) 1.11kW, 2.3kg Fuel: Aspen 2 (for both machines) Chain oil: Aspen Bio chain Log/wood: 10x10cm Douglas (Pseudotsuga menziesii) coming from the same tree, same piece that was cut half way. Before the test we warmed up the engines during 5 minutes (sequence:5sec. WOT/5sec idling) and we cut 2 cookies each.