Which is higher, B1 or B2 driver's license?

[DeVivian]

b1 and b2 driver's licenses are not ranked in terms of level; they differ in the types of vehicles they permit. The specific differences between the two are as follows: 1. b1: The B1 license allows driving medium-sized passenger vehicles, defined as those not exceeding 6 meters in length, with a certified passenger capacity of 10 (inclusive) to 19 (inclusive) people. Other permitted vehicle types include C1 (small cars), C2 (small automatic transmission cars), C3 (low-speed trucks), C4 (three-wheeled cars), and M (wheeled self-propelled machinery). 2. b2: The B2 license permits driving heavy and medium-sized trucks or large, heavy, and medium-sized specialized operation vehicles. Heavy and medium-sized trucks are mainly trucks, such as the large dump trucks commonly seen on roads carrying construction debris, which fall under the category of heavy trucks. Large, heavy, and medium-sized specialized operation vehicles refer to vehicles equipped with special devices or tools, such as water sprinklers, concrete mixers, fire trucks, etc. Other permitted vehicle types for B2 license include C1 (small cars), C2 (small automatic transmission cars), C3 (low-speed trucks), C4 (three-wheeled cars), and M (wheeled self-propelled machinery).