Chipset branding aside, these two phones are remarkably close in raw computational power — but the nuances matter. The Redmi Note 14 4G's Helio G99 edges ahead in the AnTuTu benchmark (470,000 vs 422,130), suggesting a modest advantage in sustained, mixed workloads. Flip to Geekbench 6, however, and the Realme 14x's Dimensity 6300 pulls ahead in both single-core (782 vs 729) and multi-core (2012 vs 1979) results, indicating stronger per-core efficiency. Neither lead is dramatic enough to feel different in everyday tasks like browsing or social media, but the Realme shows a slight edge in CPU-bound scenarios.
Where the Realme 14x pulls meaningfully ahead in practical terms is memory and storage. It ships with 8GB of RAM and 256GB of internal storage, compared to the Redmi Note 14's 6GB RAM and 128GB — advantages that translate directly to smoother multitasking and far more room for apps, media, and files without needing to manage storage carefully. The Redmi Note 14 counters with significantly faster RAM speed at 4266 MHz versus the Realme's 2133 MHz, which can benefit memory-bandwidth-sensitive tasks, though both phones share near-identical maximum memory bandwidth figures in practice. The Realme also supports DirectX 12 versus the Redmi's DirectX 11, a forward-looking advantage for graphics API compatibility in games.
Performance here is genuinely competitive, but the Realme 14x 5G holds a practical edge for most users: more RAM, double the base storage, and a slight CPU lead in Geekbench outweigh the Redmi Note 14's AnTuTu advantage and faster RAM clocks. For day-to-day usability, the Realme's configuration is the more well-rounded package.