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Phase · 11-06-2023, 12:59 PM

Can someone explain the difference in fuel economy of a 15 inch rim but a thicker tire versus a 17 inch rim but skinnier tire? Both would be the same diameter top to bottom

11-06-2023, 12:59 PM	#95 (permalink)
Phase Master EcoModder Join Date: Mar 2022 Location: oregon Posts: 1,067 Black Bullet - '19 Hyundai Ioniq Hybrid Blue Thanks: 1 Thanked 555 Times in 443 Posts	Can someone explain the difference in fuel economy of a 15 inch rim but a thicker tire versus a 17 inch rim but skinnier tire? Both would be the same diameter top to bottom