The calculated distance (air line) between Brake (Unterweser) and Düsseldorf is approximately 163 miles respectively 262 kilometers.
By car or train, the actual journey to Düsseldorf is certainly longer, as only the direct route (as the crow flies) between Brake (Unterweser) and Düsseldorf has been calculated here.
Air line (approximately)
262 kilometers
141 nautical miles