What's the difference between No.93 gasoline and No.92 gasoline?

1, there is a little difference between 92 # gasoline and 93 # gasoline.

2.92 # gasoline and 93 # gasoline have different antiknock properties.

Extended data:

1 and 93 # gasoline are gasoline with octane number of 93, which is suitable for mid-range cars with relatively low compression ratio. Since February 22, 20 10, the National Development and Reform Commission has raised the retail price of gasoline and diesel, and the most commonly used price of No.93 gasoline has been raised from 6.92 yuan/liter to 7.65438 yuan/liter. On June 365438+1 October 3 1, 2065438, the national development and reform commission issued a notice, and decided to reduce the price of gasoline and diesel oil by 245 yuan and 235 yuan per ton from 0: 00+1October1day on June 38.

2.92 gasoline is gasoline with octane number of 92, which is suitable for mid-range cars (with relatively low compression ratio). 2065438+On February 8, 2003, the General Administration of Quality Supervision, Inspection and Quarantine and the State Standardization Administration jointly issued the fifth-stage national standard "Motor Gasoline" (GB 17930-2060).

3. Antiknock refers to the ability of gasoline to resist knocking when burning in an engine, which is the main index of gasoline combustion performance. Knock is caused by abnormal combustion of gasoline in the engine.