The 2023 Wards 10 Best Engines & Propulsion Systems eBook is now live!

Wards editors and analysts evaluated 32 vehicles: 13 ICEs, 10 BEVs and nine hybrids. The hybrid count included five plug-in hybrids and four hybrids.

Of the purely internal-combustion engines tested, there were five 4-cyl. engines, four 6-cyl. engines (all inline), three V-8s and one 3-cyl. engine. All the ICEs, except two of the V-8s were turbocharged.

The Wards 10 Best Engines & Propulsion Systems list has recognized 29 years' worth of propulsion systems, with scoring based on horsepower, torque, NVH management, observed efficiency and new technology onboard. Only powertrains that are all-new or significantly improved are eligible for testing.