Mobily Fiber Internet Offers Mobily Fiber Offer 40% discount on the monthly subscription for the first 3 invoices. 300 Mbps: 172.5 SAR (instead of 287.5) 400 Mbps: 207 SAR (instead of 345) 500 Mbps: 241.5 SAR (instead of 402.5) 1 Gbps: 552 SAR (instead of 920) The offer includes Value Added Tax. We deliver to all regions of the Kingdom.