Pontiac Sunbird
The Pontiac Sunbird earns its place among the worst muscle cars due to its lack of true muscle car performance. Introduced in the late ’70s, the Sunbird featured uninspiring engines and failed to capture the essence of high-performance driving. Its forgettable styling and underwhelming power contributed to its reputation as a lackluster entry in the muscle car category, leaving enthusiasts wanting more excitement and power from this Pontiac model.