The calculated distance (air line) between Rivoli and Reggio nell'Emilia is approximately 155 miles respectively 249 kilometers.
By car or train, the actual journey to Reggio nell'Emilia is certainly longer, as only the direct route (as the crow flies) between Rivoli and Reggio nell'Emilia has been calculated here.
Air line (approximately)
249 kilometers
134 nautical miles