It’s compared to the general 264 width of 1707 mm. Compare it all to Volvo’s body height of 1430 mm. The important dimension is also weight of 1350 kg. One can predict how comfortable 1981 Volvo 264 is by comparing the dimensions. The overall length of Volvo 264 in 1980 model year was 4785 mm. By the overall length of 4785 mm the wheelbase stays at 2640 mm. Look also at 2640 mm of wheelbase appreciating overall 4785 mm body length.
You should know that your car is 4785 mm long, 1707 mm wide and 1430 mm high. Make comparison of 1350 kg weight of your car and horsepower of 1980 264 motor. To achieve more efficiency with wheelbase of 2640 mm learn driving recommendations for 264 given by Volvo.