The S420 gets 18-19 in town and 21-22 on the highway.

The S320 gets 16-18 in town and 24-26 on the highway.

__________________
"It's not about how fast you can go, but how well you can go fast."

Bob in Richmond

'97 S320 (LWB), Ruby Red Metallic, 73k miles
'97 S420V, Smoke Silver Metallic, 155k miles