Under the hood, both phones are built on a 6nm MediaTek process, but the Redmi Note 14 steps up to the Dimensity 7025 while the Realme 14x runs on the Dimensity 6300. That generational gap shows clearly in the benchmarks: the Redmi leads in AnTuTu (470,000 vs 422,130), Geekbench 6 single-core (884 vs 782), and multi-core (2,291 vs 2,012). In real-world terms, these differences translate to snappier app launches, smoother multitasking under load, and slightly better headroom for sustained performance during demanding tasks.
The memory architecture gap is arguably even more striking than the CPU delta. The Redmi Note 14 uses DDR5 RAM running at 2750 MHz with a peak memory bandwidth of 51.2 GB/s — nearly three times the Realme 14x's 17.07 GB/s on DDR4. This means the Redmi can feed its processor data far faster, which benefits not just raw speed but also the fluidity of complex workloads like gaming and video processing. The Redmi also ships with 12GB RAM and 512GB storage in its base configuration, versus 8GB RAM and 256GB on the Realme — giving it more room to keep apps resident in memory and substantially more space for files and media.
Across every meaningful performance metric, the Redmi Note 14 5G holds a clear and consistent advantage. The Realme 14x is no slouch for everyday use, but the Redmi's faster chip, superior memory bandwidth, more RAM, and double the base storage make it the stronger performer for users who push their phones harder or plan to keep their device for several years.