there was a post on ttc 6 months + that a lady had done a test to see what test gave better results and earlier results. she tested like 8 different sticks with the same pee sample. sadly i couldnt find the post but i did find this on the board:
The February 2003 issue of Consumer Reports rates both Home Pregnancy Tests and Ovulation Prediction Kits.
The top rated pregnancy test is FIRST RESPONSE EARLY RESULT PREGNANCY TEST. Which was rated "excellent" for both HCG Sensitivity and 10-Minute HCG Sensitivity and was rated "good" fore ease of reading (no HPT was rated better than "good" for ease of reading).
HPT rated "excellent"
FIRST RESPONSE EARLY RESULT PREGNANCY TEST
HPTs which were rated "very good" were:
ANSWER QUICK & SIMPLE ONE-STEP PREGNANCY TEST
ANSWER PREGNANCY TEST
CLEARBLUE EASY ONE MINUTE PREGNANCY TEST
HPTs rated "good" include:
CLEAR CHOICE AT HOME PREGNANCY TEST
E.P.T. PREGNANCY TEST
CLEARPLAN EASY PREGNANCY TEST PACK
INVERNESS MEDICAL EARLY PREGNANCY TEST
AMERICAN FARE (KMART) EASY TO READ PREGNANCY TEST
HPTs rated "fair":
CVS PREGNANCY TEST
SAV-ON OSCO (ALBERTSON'S) PREGNANCY TEST
RITE AID ONE STEP PREGNANCY TEST
ECKERD ONE STEP PREGNANCY TEST
EQUATE (WAL MART) PREGNANCY TEST
HPT rated "poor"
CONFIRM PREGNANCY TEST
http://www.fertilityplus.org/faq/hpt.html