off the charts

off the charts also
off-the-charts (exceeding the normal range of measurement; difficult to measure; extraodinarily out of the norm;
not within the usual limits; beyond expectation;|| top of the line;
much better than usual ; extremely popular or successful)

………… Her blood pressure was off the charts. (=much higer than usual; at a very high level) -- Давление у нее зашкаливало.
………… The new restaurant is totally off the charts.
………… His new car was off the charts.
………… He scored off the charts on his IQ test

[out of the ordinary]
[из ряда вон выходящий]
[larger than life]
феноменальный
незаурядный