Smartphone makers like Apple Inc AAPL are hoping that consumers will trade in their phones for new ones in the next year, an item that could lock in additional revenue and higher margins.A new Benzinga poll finds that the percentage of people who have upgraded their phones in the last 12 months is below 50%.What Happened: Analysts highlight that users upgrading their Apple iPhones could help the technology giant boost its annual revenue after releasing the iPhone 16 in September 2024 and getting ready to re ...