Perth's rental market appears to be running at two speeds, with a massive drop in median rents in the inner city holding back a metropolitan market which grew by 4.4 per cent over the past quarter, a new report says.

Perth's rental market appears to be running at two speeds, with a massive drop in median rents in the inner city holding back a metropolitan market which grew by 4.4 per cent over the past quarter, a new report says.