GSM 900 & GSM 1800-difference This topic has 1 reply, 1 voice, and was last updated 20 years, 7 months ago by jcd. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts 18th June 2003 at 16:01 #35809 gkGuest Do you have any work out for number of BTS needed in GSM 1800 against GSM 900 for the same area? How can v match teh coverage of gsm900 IN gsm 1800 NETWORK? 28th August 2003 at 04:06 #35810 jcdGuest Technically, GSM900 covers a bigger area against GSM1800. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) The forum ‘Telecom Design’ is closed to new topics and replies.