News flash: ALL blood pressure monitors are imperfect!
Even the "gold standard" mercury monitors have their shortcomings--including the potential for inaccuracy. The average "home" user will be best served by a fully automatic, electronic blood pressure monitor.... read full review
Manual vs Electric Blood Pressure Monitors
The major difference is ease of use and accuracy. If ease of use is important, I recommend the electric monitor. For accuracy, they should use the manual mercury manometer. ... read full review