Tools & research
Fix it or replace it? Run the numbers
Our calculators and studies compare what a repair costs with what your phone, and a newer used one, are worth. Prices are checked on the date shown on each page. For the background, read replace the battery or buy a new phone.
Calculators
Enter your phone and its problem. Each calculator puts official repair prices next to what used phones really sell for.
Free calculator · Checked October 25, 2026iPhone repair vs. upgrade calculatorPick your iPhone and what is wrong with it. See Apple's battery, screen and back glass prices next to used values for 27 models, from iPhone 11 to iPhone 17 Pro Max.Open calculator Free calculator · Checked October 29, 2026Galaxy repair vs. upgrade calculatorCompare Samsung's official screen repair prices with used values for 34 Galaxy S and Z models, from Galaxy S21 to S26 Ultra, Z Fold7 and Z Flip7.Open calculator
Research
Data studies built from manufacturer repair prices and used-market values.
Original research · Checked October 25, 2026iPhone Pro Max repair costs vs. used valueApple's out-of-warranty repair prices against used-market values for every iPhone Pro Max from 11 to 17. On three models, fixing the back glass costs more than the phone is worth.Read the study Original research · Checked October 27, 2026FlawCheck Price Index: India phone launch pricesOfficial India launch prices of new phones against the models they replace, updated every month, with post-launch price rises and CSV downloads. Baseline median rise: 33%.Read the study