The typhoon was also the most intense tropical cyclone in the world . It had a minimum a pressure of 870 mbar ( hPa , 25.69 inHg ) , which is 6 mbar ( hPa , 0.17 inHg ) lower than previous record set by Typhoon June in 1975 . The typhoon was also the most intense tropical cyclone on record with a pressure of 870 mbar ( hPa , 25.69 inHg ) , 6 mbar ( hPa , 0.17 inHg ) lower than previous record set by Super Typhoon June in 1975 .