Arbitrage finder

Where buying a used trade-in phone first still wins.

Each opportunity shows estimated buy cost, trade-in value, lock-in drag, confidence, and the biggest caveat before you click out.

Best spread

$417

Highest net value after buy cost and drag adjustments.

Average confidence

47%

Mix of merchant trust and acquisition-source confidence.

Tracked opportunities

6

Only positive-spread scenarios survive ranking and filtering.

Ranked spreads

The strongest buy-first opportunities in the current dataset

Arbitrage only appears when an acquisition source and an eligible merchant offer create a positive spread after bill-credit and risk adjustments.

T-Mobile -> Galaxy S25 Ultra 256GB

Galaxy S25 Ultra 256GB

Best net value

Step 1

Pixel 6a 128GB - Good unlocked (avg sold comps)

$148 acquisition cost

Step 2

T-Mobile

$1,000 bill credit

Step 3

$417

36-month bill credits delay value realization.

Bill creditsVerifiedInstallment requiredEligible plan required

Net value

$417

Confidence

50%

Updated

1 day ago

AT&T -> iPhone 16 Pro 256GB

iPhone 16 Pro 256GB

Best net value

Step 1

Pixel 6a 128GB - Good unlocked (avg sold comps)

$148 acquisition cost

Step 2

AT&T

$1,000 bill credit

Step 3

$417

36-month bill credits delay value realization.

Bill creditsVerifiedInstallment requiredEligible plan required

Net value

$417

Confidence

47%

Updated

1 day ago

AT&T -> iPhone 16 Pro 256GB

iPhone 16 Pro 256GB

Best net value

Step 1

Pixel 6a 128GB - Good unlocked (avg sold comps)

$148 acquisition cost

Step 2

AT&T

$1,000 bill credit

Step 3

$417

36-month bill credits delay value realization.

Bill creditsVerifiedInstallment requiredEligible plan required

Net value

$417

Confidence

47%

Updated

1 day ago

T-Mobile -> Galaxy S25 Ultra 256GB

Galaxy S25 Ultra 256GB

Best net value

Step 1

Pixel 7 128GB - Good unlocked (avg sold comps)

$228 acquisition cost

Step 2

T-Mobile

$1,000 bill credit

Step 3

$334

36-month bill credits delay value realization.

Bill creditsVerifiedInstallment requiredEligible plan required

Net value

$334

Confidence

49%

Updated

1 day ago

AT&T -> iPhone 16 Pro 256GB

iPhone 16 Pro 256GB

Best net value

Step 1

Pixel 7 128GB - Good unlocked (avg sold comps)

$228 acquisition cost

Step 2

AT&T

$1,000 bill credit

Step 3

$334

36-month bill credits delay value realization.

Bill creditsVerifiedInstallment requiredEligible plan required

Net value

$334

Confidence

45%

Updated

1 day ago

AT&T -> iPhone 16 Pro 256GB

iPhone 16 Pro 256GB

Best net value

Step 1

Pixel 7 128GB - Good unlocked (avg sold comps)

$228 acquisition cost

Step 2

AT&T

$1,000 bill credit

Step 3

$334

36-month bill credits delay value realization.

Bill creditsVerifiedInstallment requiredEligible plan required

Net value

$334

Confidence

45%

Updated

1 day ago