Speedometer Is Off ???

Considering buying a wheel and tire package the wheels 15x6.5 and come with 195/50/15 or 195/55/15tires and i was wondering if my speedometer will be off since i heard that you need 205/50/15 to not have the speedometer off is this true or not

You can find all the information you need at www.whalentire.com The site will tell you exactly how much your speedo will be off, even www.tirerack.com suggest the correct sizes, but does not display speeds.

STOCK WHEEL WIDTH: 5.5"

STOCK TIRE SIZE: 195/60R14

DIAMETER: 23.2" SECTION WIDTH: 7.7" SIDEWALL HEIGHT: 4.6"
MINIMUM RIM WIDTH: 5.5" MAXIMUM RIM WIDTH: 7.0"
REVOLUTIONS PER MILE: 869


SELECTED TIRE SIZE:195/50R15

DIAMETER: 22.7" SECTION WIDTH: 7.7" SIDEWALL HEIGHT: 3.8"
MINIMUM RIM WIDTH: 5.5" MAXIMUM RIM WIDTH: 7.0"
REVOLUTIONS PER MILE: 890

IF YOU TRAVELED 60 MPH WITH THIS TIRE INSTALLED ON YOUR VEHICLE
YOUR SPEEDOMETER WOULD READ 61.4 MPH

SELECTED TIRE SIZE:195/55R15

DIAMETER: 23.4" SECTION WIDTH: 7.7" SIDEWALL HEIGHT: 4.2"
MINIMUM RIM WIDTH: 5.5" MAXIMUM RIM WIDTH: 7.0"
REVOLUTIONS PER MILE: 861

IF YOU TRAVELED 60 MPH WITH THIS TIRE INSTALLED ON YOUR VEHICLE
YOUR SPEEDOMETER WOULD READ 59.4 MPH

SELECTED TIRE SIZE:205/50R15

DIAMETER: 23.1" SECTION WIDTH: 8.1" SIDEWALL HEIGHT: 4.0"
MINIMUM RIM WIDTH: 5.5" MAXIMUM RIM WIDTH: 7.5"
REVOLUTIONS PER MILE: 875

IF YOU TRAVELED 60 MPH WITH THIS TIRE INSTALLED ON YOUR VEHICLE
YOUR SPEEDOMETER WOULD READ 60.4 MPH

Info from whalentire.com

u speedo wont b off more than 5 mph. i have 17"and the speedo is off about 2-3mph