Abbot Precision Xtra is the most accurate, unfortunately the strips are expensive to the tune of 3 to 4 USD per strip if you get them new. NovaMax is also decen

Abbot Precision Xtra is the most accurate, unfortunately the strips are expensive to the tune of 3 to 4 USD per strip if you get them new. NovaMax is also decent, though I’ve found it to be not quite as consistent or accurate.