The Apple rumor mill is buzzing with excitement as leaks suggest the upcoming iPhone 18 lineup will feature a significant RAM upgrade. According to recent reports, the iPhone 18 Pro, Air 2, and potentially even foldable models will come equipped with 12GB of memory. This jump in RAM aims to deliver seamless multitasking and smoother performance, especially as Apple leans into AI-powered features and demanding apps.

What Does This Mean for Existing iPhone Users?
If you own an older iPhone, you might wonder if your device will start to feel sluggish after the iPhone 18 launches. Apple’s history shows newer devices set the benchmark for performance, and software updates often bring more demanding features. As the iPhone 18 raises the bar with more RAM, older models may struggle to keep up with future iOS updates or resource-heavy tasks. However, Apple typically optimizes iOS for older devices to ensure a smooth user experience for several years.
Should You Upgrade?
If you’re a power user who frequently uses multiple apps or plans to leverage AI features, the iPhone 18’s extra RAM could be a game-changer. For casual users, your current iPhone will still handle daily tasks just fine, but the performance gap will become more noticeable as new features roll out.
Sources:
ABP Live: iPhone 18 Leak Details