The calculated distance (air line) between Svay Rieng and Thủ Dầu Một is approximately 58 miles respectively 94 kilometers.
By car or train, the actual journey to Thủ Dầu Một is certainly longer, as only the direct route (as the crow flies) between Svay Rieng and Thủ Dầu Một has been calculated here.
Air line (approximately)
94 kilometers
51 nautical miles