The 2010 Ford Fusion offered both four- and six-cylinder options, depending on the model and trim. The standard engine was a four-cylinder, while higher trims offered a six-cylinder option, and there was also a hybrid variant that uses a four-cylinder engine with electric assist.
Engine options for the 2010 Ford Fusion
The 2010 Fusion lineup included two main cylinder configurations — four- and six-cylinder — plus a hybrid version. The exact choice depended on the trim you selected. The four-cylinder option provided efficiency, while the six-cylinder option delivered more power for acceleration and highway driving.
Four-cylinder configurations
Four-cylinder engines powered the majority of Fusion models, with the hybrid variant using a four-cylinder Atkinson-cycle engine paired with an electric motor for better fuel economy.
- 2.5-liter Duratec I4 — roughly 175 horsepower (base/non-hybrid models)
- Fusion Hybrid — 2.5-liter Atkinson-cycle I4 paired with an electric motor for improved efficiency (combined around 191 horsepower)
Four-cylinder variants offered better fuel economy than the V6 and were used across most trims, with the hybrid version leveraging the same four-cylinder foundation in a different powertrain setup.
Six-cylinder configuration
For buyers seeking stronger performance, Ford offered the 3.0-liter Duratec V6 on select trims, providing more horsepower and torque for accelerated driving.
- 3.0-liter Duratec V6 — about 221 horsepower
The 3.0L V6 was available on higher-end trims such as SEL/Limited, typically paired with automatic transmission and front-wheel drive, with all-wheel drive availability depending on the model year and package.
Summary
In short, the 2010 Ford Fusion could be configured with either a four-cylinder engine or a six-cylinder engine, and there was also a Fusion Hybrid variant that uses a four-cylinder engine with electric assistance. The four-cylinder option covered most trims for efficiency, while the six-cylinder option was reserved for the higher-end models.