What are the differences between Goodyear EfficientGrip Gen 1 and Gen 2?

[LeOlivia]

Goodyear EfficientGrip Gen 1 and Gen 2 have the following differences: 1. Different tread density: The tread density of Gen 1 is higher than that of Gen 2, but the lateral grooves of Gen 1 are smaller, with a width of about 1 mm, while the lateral grooves of Gen 2 are larger compared to Gen 1. 2. Different direction of drainage groove patterns: The middle drainage groove patterns of Gen 1 face opposite directions, while those of Gen 2 face the same direction. 3. Different comfort levels: Gen 2 is an upgraded version of Gen 1, offering quieter and more comfortable performance, as it is a tire specifically designed for luxury cars, featuring quiet and comfortable performance with excellent wet braking capabilities. With more innovative tread and carcass designs, advanced shock-absorbing carcass, and silica compound formula, Gen 2 provides drivers with a quieter and more comfortable driving experience compared to Gen 1.