A comparison between the cinematic portrait video recording capabilities of the vivo X300 series and the latest iPhones. The vivo X300 phones are equipped with the Dimensity 9500 chip and the V3+ imaging chip, allowing them to record cinematic portrait video at 4K 60fps. This surpasses the capabilities of the new iPhones, which only record cinematic portrait video at 4K 30fps. The article also discusses other features of the X300 series, such as fast focus tracking and milestone achievements on benchmarks.