Comparing 3G and 4G Speeds in Megabits per Second NetworkDownload SpeedUpload Speed4G LTE-Advanced300 Mbps150 Mbps4G LTE150 Mbps50 Mbps3G HSPA+42 Mbps22 Mbps3G7.2 Mbps2 Mbps3G vs. 4G Technology – Lifewire www.lifewire.com › Home Networking › Wi-Fi & Wireless