Download speeds not in line with sync speeds.

I've been experiencing constant slow download speeds comparative to my modem sync speeds ever since upgrading to ADSL2+

Sync Speeds:

https://gyazo.com/4541b223ebac68f966e0e4fec8c59f35

Download Speeds:

http://www.speedtest.net/result/5139073201.png

Full Modem Statistics:

https://gyazo.com/8e1fe67728b6b760ac845dcceac383ae

Exchange is Cessnock, NSW.

Just wondering if this is congestion or something is up with my line.

Thanks,

James Jordan