3 mobile today joins the ranks of telcos selling the iPhone 3GS, the day after they finally announced their pricing.

Total minimum costs

So, unpacking this table, here’s the minimum cost details for the various plans and phones:

$39 cap: Total minimum spend over 24 months is $1,056 for the iPhone 3G 8GB, $1,176 for the iPhone 3GS 16GB and $1,272 for the iPhone 3GS 32GB.

$49 cap: Total minimum spend over 24 months is $1,056 for the iPhone 3G 8GB, $1,296 for the iPhone 3GS 16GB and $1,416 for the iPhone 3GS 32GB.

$79 cap: Total minimum spend over 24 months is $1,896 for the iPhone 3G 8GB and iPhone 3GS 16GB, $2,016 for the iPhone 3GS 32GB.

$110 The Works: Total minimum spend over 24 months is $2,640 for the iPhone 3G 8GB and iPhone 3GS 16GB, $2,760 for the iPhone 3GS 32GB.