Well this is my math, maybe I am wrong, lets take the 32GB version as the example, 10GB share plan:
Subsidy 2 yr contract:
$200 up front, $40 line access fee, 24 months
$200 + ($40 x 24 ) = $1160 total
EDGE:
$0 up front, $25 per month for 24 months, $15 access free ($25 EDGE discount)
$0 +...