Upgrade path optimizer
Optimize the move from your old phone to the next one.
TradeInFinder compares direct trade-ins, lower-risk unlocked paths, and buy-first arbitrage scenarios using the same scoring model.
Best direct path
Use your current phone directly
Best for simplicity if you do not want an intermediate acquisition step.
AT&T -> iPhone 16 Pro 256GB
$970 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$509
Confidence
59%
Value path
$590
Merchant
AT&T
Why this ranks here
Net value starts at $970, then subtracts acquisition cost, bill-credit drag, and requirement friction.
T-Mobile -> iPhone 16 Pro 256GB
$800 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$642
Confidence
63%
Value path
$457
Merchant
T-Mobile
Why this ranks here
Net value starts at $800, then subtracts acquisition cost, bill-credit drag, and requirement friction.
Best Buy -> iPhone 16 Pro 256GB
$490 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$619
Confidence
75%
Value path
$480
Merchant
Best Buy
Why this ranks here
Net value starts at $490, then subtracts acquisition cost, bill-credit drag, and requirement friction.
Best arbitrage path
Buy-first trade-in spread
Best when you are willing to buy a cheaper trade-in phone before redeeming the offer.
AT&T -> iPhone 16 Pro 256GB
$970 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$682
Confidence
47%
Value path
$417
Merchant
AT&T
Why this ranks here
Net value starts at $970, then subtracts acquisition cost, bill-credit drag, and requirement friction.
AT&T -> iPhone 16 Pro 256GB
$970 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$765
Confidence
45%
Value path
$334
Merchant
AT&T
Why this ranks here
Net value starts at $970, then subtracts acquisition cost, bill-credit drag, and requirement friction.
AT&T -> iPhone 16 Pro 256GB
$970 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$887
Confidence
48%
Value path
$212
Merchant
AT&T
Why this ranks here
Net value starts at $970, then subtracts acquisition cost, bill-credit drag, and requirement friction.
Lowest risk path
Cleaner upgrade path
Best for avoiding new-line friction, low-confidence inventory, and excessive lock-in.
Apple -> iPhone 16 Pro 256GB
$380 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$719
Confidence
86%
Value path
$380
Merchant
Apple
Why this ranks here
Net value starts at $380, then subtracts acquisition cost, bill-credit drag, and requirement friction.
Best Buy -> iPhone 16 Pro 256GB
$490 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$619
Confidence
75%
Value path
$480
Merchant
Best Buy
Why this ranks here
Net value starts at $490, then subtracts acquisition cost, bill-credit drag, and requirement friction.
T-Mobile -> iPhone 16 Pro 256GB
$800 trade-in value against iPhone 16 Pro 256GB
Effective upgrade cost
$642
Confidence
63%
Value path
$457
Merchant
T-Mobile
Why this ranks here
Net value starts at $800, then subtracts acquisition cost, bill-credit drag, and requirement friction.