The calculated distance (air line) between Vũng Tàu and Svay Rieng is approximately 101 miles respectively 163 kilometers.
By car or train, the actual journey to Svay Rieng is certainly longer, as only the direct route (as the crow flies) between Vũng Tàu and Svay Rieng has been calculated here.
Air line (approximately)
163 kilometers
88 nautical miles