This crosstrainer from NordicTrack trains both the upper and lower body at the same time. The flywheel has a weight of 9 kg. The magnetic resistance makes the machine very quiet.
NordicTrack
FS14i
John Lewis & Partners
NordicTrack FreeStride FS14i Elliptical Cross Trainer
Powerhouse Fitness
NordicTrack Freestride FS14i Elliptical