Budget brushed motors

[chess_rockw000]

Which out of these motors will give me the best overall top end in v12 mardave.

mardave G2 motor
Ansmann Racing Clash 15T Motor
HPI Firebolt 15T Motor (540 Type)
HPI Saturn Motor 20T 540 Motor

Just looking to have a bit of fun.at the moment i just use the g2 motor for racing as per club rules but wanted to try somthing different on fun nights to get a bit more speed,or if there is another tin can you can think of that would be great cheers