iPhone 18 Pro Weekend Purchase & Trade-In Value Calculator
Upgrade Variables
$999
Base unlocked price tier before incentives
+$150
Temporary carrier/retailer trade boost over standard salvage
+$100
Store voucher / accessory rebate applied at checkout
-$50
Anticipated November price trim (excluding older trade cliffs)
$15/mo
Cost overhead embedded in required premium tiered plans
The Gizmodo Devaluation Cliff:
Launch weekend represents peak trade-in multipliers. While Black Friday offers nominal retail cuts, existing device residual values drop ~15-20% by November, eliminating net savings.
Comparative Net Acquisition Analysis Real-time Model
This Weekend
$749.00
Retail:$999
Trade Bonus:-$150
Gift Card:-$100
Net Outlay:$749.00
Black Friday (Nov)
$799.00
Retail:$999
Holiday Cut:-$50
Baseline Salvage:-$150
Net Outlay:$799.00
Spring Refresh (Apr)
$899.00
Retail Discount:-$100
Depreciated Trade:-$100
Carrier Surcharge:+$100
Net Outlay:$899.00
Net Acquisition Cost & Trade Salvage Curve (12 Months)
Net Cost
Old Trade Value