Accuracy of the Sense?

[2uskiwis]

Take a look at my post here:

Usage Accuracy

I’ve just completed an entire billing cycle with my 2nd Sense. The first was returned when I wasn’t able to connect to a new WIFI network. This one has been up and running with no issues since the end of September. I’ve been tracking the daily usage and tabulating it in the Spreadsheet so I could see how it compared to my actual bill. My utility says consumption was 2120 kWh for the month. Sense shows I used 1461.6 kWh for the period. I’m stunned at how far off it is. Why would there be such…