I've noticed that my connection speed has been slowing over a few months, as previously, I would get speed tests consistently in the mid 70's, now I don't even get about 70. I even remember when it was installed, the engineer reported that I was syncing as fast as option 2 would allow.
So, I ran a few tests, which showed the following;
It appears I 'should' be getting more? Has something happened to my line or profile?
Are you using modem/router or the newer hh5? If hh5 can you post stats from troubleshooting then helpdesk. If using modem then all stats are stored in modem and unless unlocked not accessible
I suspect your speed has reduced over time due to crosstalk effects as other customers have come on stream. It is quite possible to lose 25% -30% of speed due to crosstalk.
I'm now using a DrayTek 2860, but was seeing the exact same speeds using the Openreach Modem.
Here's the line stats;
Stats look ok with conenction speed slightly higher than attainable. I think as licquorice said it is more people on your cabinet and a reduction due to crosstalk