Sprint Buyout Contract Cost -Requires you to port your number and submit proof of your device balance. Covers early termination fees (ETFs) and remaining device balances. Maximum reimbursement is for up to 4 lines. sprint buyout contract cost As of April 2026, T-Mobile offers two primary ways to cover switching costs: Requires you to port your number and submit Requires a device trade-in and a new device purchase on a T-Mobile installment plan. Key Requirements & Costs sprint buyout contract cost Reimbursement for staying with your current phone. Covers up to $800 per line for up to 4 lines. Eligible carriers typically include Verizon , AT&T , Spectrum, and Xfinity. While T-Mobile covers the buyout, you must manage the initial payments and satisfy specific conditions: |