This mitre saw has a power input of 1,250 watts. It should get the job done in most, if not all, cases and is a sturdy machine weighing in at 13.5 kg.
From Tooled Up
Bosch GCM 800 SJ Sliding Compound Mitre Saw 216mm 110v
ITS
Bosch GCM 800 SJ 216mm Electric Sliding Mitre Saw
Travis Perkins
Bosch GCM 800 SJ 110V 216mm Sliding Mitre Saw