Well i have checked out the specs on all of the major brands,
Stihl,
Husqvarna,
Echo/Shindaiwa,
Redmax,
Oleomac,
Dolmar/ Makita.
And to my surprise, no one in the Sub 40cc market has anything currently available that has the power to weight of my Shindaiwa 377
Power = 1.9kw
Weight = 4.1kg
So...