The DEWALT 30 Gal. oil lubed belt drive air compressor (DXCM303) is industry leading with 2-stage performance in a single stage pump. This air compressor provides 2.5x longer air tool run time compared to a PORTER CABLE 30 Gal. The poly-v pulley drive belt provides smooth operation of the air compressor with less vibration. 175 PSI air compressor is perfect for light automotive tasks. medium duty metalworking and agricultural equipment repairs. Industry leading performance 175 PSI max working pressure. 6.2 SCFM at 90 PSI 2.5X longer air tool run time compared to PORTER CABLE 30 Gal. 135 PSI air compressor 30% higher PSI versus a PORTER CABLE 30 Gal. 135 PSI air compressor 23% quieter compared to PORTER CABLE 30 Gal.175 PSI max working pressure. 6.2 SCFM at 90 PSI.2.5X longer air tool run time compared to PORTER CABLE 30 Gallon 135 PSI air compressor.30% higher PSI versus a PORTER CABLE 30 Gallon 135 PSI air compressor.23% quieter compared to PORTER CABLE 30 Gallon 135 PSI air compressors.Includes high flow regulator which provides 65% more usable air pressure to the tool versus standard flow regulators.