The Thai premium smartphone market has entered a high-stakes season following the official debut of the Samsung Galaxy S26 on Feb 26, 2026. In response to these major releases, current trade-in valuations across Thailand have been updated to reflect the shifting second-hand market. The data used to compile these valuations has been sourced from the official portals of Studio7 and BaNANA IT. To determine the final trade-in value, retailers categorise devices into a specific four-tier grading system. Mobile phones are categorised into four grades:Grade A applies to devices in perfect condition inside and out.

Source: Bangkok Post March 07, 2026 05:37 UTC