Redmi 15 alternatives
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Vivo Y18i alternatives
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2x2.3 GHz Cortex-A78
6x2.0 GHz Cortex-A55
2x1.8 GHz Cortex-A75
6x1.8 GHz Cortex-A55
8GB 128GB (UFS 2.2)
8GB 256GB (UFS 2.2)
f/1.75, (wide), 1/2.88" 0.61μm, PDAF
Auxiliary lens
f/2.2, (wide), PDAF
0.08 MP
f/3.0 (auxiliary lens)
f/2.2, (wide)
f/2.2, (wide)
SIM1: Nano, SIM2: Nano
7 5G bands
n1, n3, n5, n8, n28, n40, n78
In this performance comparison, the Redmi 15 with its Qualcomm Snapdragon 6s Gen 3 (6nm) performs better than the Vivo Y18i with the Unisoc Unisoc T612 (12nm), thanks to superior chipset efficiency.
Redmi 15 offers 2 years of OS updates, whereas Vivo Y18i provides 1 years. For security updates, Redmi 15 offers 4 years of support compared to Vivo Y18i's 2 years.
Both Redmi 15 and Vivo Y18i use LCD screens. In terms of smoothness, Redmi 15 offers a higher 144 Hz refresh rate, ensuring fluid scrolling and animations. Redmi 15 also boasts a brighter screen with 850 nits of peak brightness, enhancing outdoor visibility. Notably, Redmi 15 offers a higher screen resolution, resulting in sharper visuals and more detailed content.
Redmi 15 comes with a larger 7000 mAh battery, which may offer longer usage on a single charge. Redmi 15 also supports faster wired charging at 33W, compared to 15W on Vivo Y18i. Redmi 15 supports wireless charging at -2W, while Vivo Y18i does not support wireless charging.
Redmi 15 offers better protection against water and dust with an IP64 rating.
¹ Scores can vary even with the same chipset due to RAM, thermals, and software optimization.