Go to: speedtest.net
Click: GO
Thats it! Download and Upload Speeds will be calculated and shared within minutes.
Generally 10 Mbps or 1.25 Mbps = 3-5 second upload/download times for a full-resolution photo.
It's important to know:
Calculations are in megabits per second (Mbps). To find megabytes per second (MBps) divide each number by 8. WiFi can be a factor in connection speed so test again when connected to your router with an ethernet cable to gain more accurate results.