Download speed edge seems to go to AT&T, while the upload speed seems reasonably close.
AT&T USBConnect Momentum 4G LTE
Down: 28.19 Mb/s
Up : 7.84 Mb/s
Verizon 4G LTE MiFi
Down: 19.36 Mb/s
Up : 6.73 Mb/s
In initial testing I've had some trouble getting the AT&T USBConnect Momentum 4G LTE to be recognized by the computer. I've downloaded the most current version of AT&T Communication Manager software, and will continue testing on both a MacBook Pro and MacBook Air.
Note:
I also have and AT&T USBConnect Shockwave 3G. It's results are a lot slower:
AT&T USBConnect Shockwave 3G
Down: 5.11 Mb/s
Up : .95 Mb/s
Here's a live streaming test with Ustream Producer Pro and the AT&T USBConnect Momentum 4G LTE:
In the video the question of cost came up.
Here are the answers:
AT&T USBConnect Momentum 4G LTE Pricing - click on “USB Modems”
AT&T USBConnect Momentum 4G LTE Data plan
$50 for 5GB.
$10 per GB beyond that.
Disclosure: http://CMP.LY/4 ;-)