The T-Mobile 768 is a good option for those with modest needs and budgets, but don't expect anything more than making calls.
Though it doesn't have LTE and takes unimpressive photos, the LG Optimus L90 remains a worthy midrange contender that you should look at if you're on a budget.
Samsung Galaxy S5 ( Shimmery White)
Subtly improved and smartly refined, the Samsung Galaxy S5 is a superior superphone that hits every mark but the sharpest design.
LG Optimus F3Q
Fans of messaging phones will appreciate that the reasonably-priced Optimus F3Q carries out the basics without breaking a sweat. Its unfortunately scant on-board storage is not a deal-breaker.
Samsung Galaxy Light
Buy the Samsung Galaxy Light if you're looking for Android on a budget -- just be aware that you're trading price for performance.
Google Nexus 5 ( T-Mobile)
Strong performance, high-end specs, and an ultra-affordable price make the Google Nexus 5 not just the best unlocked phone on the market, but the best Nexus phone by far.
LG Optimus F6
Competitively priced and stocked with respectable hardware specs, the LG Optimus F6 is a worthy buy for prepaid customers who are big on value.
Apple iPhone 5s ( 64GB, Silver)
The iPhone 5S is not a required upgrade, but it's easily the fastest and most advanced Apple smartphone to date.
Samsung Gravity Q ( T-Mobile)
If you're not opting for a smartphone and you can look past its dated design, the Samsung Gravity Q is your best choice for a T-Mobile keyboard phone.
T-Mobile Prism 2
Get the T-Mobile Prism 2 if you want an inexpensive and dependable 3G phone, but skip it if you prioritize speedy performance.