Vivo S15 VS Xiaomi Mi 12X: Which Snapdragon 870 Perform Better?


Compared with Vivo S15, Xiaomi Mi 12X is not only cheaper, but its overall quality is not inferior to the vivo S15, even stronger!


Both vivo S15 and Mi 12X are curved screen models. The screen size of Mi 12X is smaller, only 6.28 inches, and the experience of holding and operating with one hand is better. In addition, vivo S15 is made of Samsung E4 material, which has certain advantages in brightness and power consumption; while Xiaomi 12X is a domestic screen, but this screen supports 12bit color depth, 16,000-level brightness adjustment and A+ certification, etc., the screen quality of is not worse than vivo S15!


Front camera: Both models are 32-megapixel high-definition selfie lenses, but Vivo’s Selfie training has always been an industry leader, so the quality of selfies alone must be Vivo’s advantage.

Rear camera: The rear camera module is the home of the Xiaomi Mi 12X, and almost every lens has a higher specification than the vivo S15! In particular, the 50-megapixel main camera of the Sony IMX766 sensor is a CMOS with a very good reputation this year, and the imaging quality is also relatively durable! Secondly, the Xiaomi Mi 12X also has a 13-megapixel ultra-wide-angle and a 5-megapixel telephoto macro. Compared with the 8-megapixel wide-angle and 2-megapixel macro of the vivo S15, it is not only an improvement in the quality of photos but also the playability of the telephoto macro. Also stronger!


Both models are essentially the Snapdragon 870 processor, but the vivo S15 is known as the peak version of the Snapdragon 870, which is simply an overclocked version of the chip, with certain advantages in the upper-performance limit.


The two models have the same choice of 4500mAh battery. The vivo S15 supports 66W wired flash charging, while the Xiaomi Mi 12X supports 67W flash charging. In terms of battery life and fast charging, the difference between the two models is not large, but the Xiaomi Mi 12X will benefit from small screen size and will have a slight advantage in power consumption.

Read Also: Vivo T2 Conference Postponed Again: Scheduled for June 6th


The Xiaomi Mi 12X also has dual speakers and an X-axis linear motor, while the S15 is still a single speaker and a Z-axis motor. In addition, Xiaomi also has an infrared function, which is also a bonus!

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