Ok my normal sbc internet speeds are 622 download and 265 upload i max out at in real speeds at 80.3k/b

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Ok Now with my sprint touch pro phone tethering i heard of people downloading at real speeds of over 1mb my speed are 1281 download and 124 upload which is way higher then my sbc internet and yet i still cant download over 80k/b

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With my phone the download speeds double from my sbc internet but for some reason i cant download more than 80k/b and thats unacceptable something is not right can someone help me fix this problem even if i was getting real download speeds of 150k/b id be happy