Mediatek and Snapdragon are Both Popular Chipset Manufacturers, with snapdragon generally being considered better for high-end devices and gaming, while Mediatek offers more affordable options with better power efficiency.
Mediatek Helio Processors are known for their cost-effectiveness and are often used in budget and mid-range smartphones.
Qualcomm Snapdragon processors, they are widely considered to be the best processors available in the market.
When it comes to power efficiency both processors are fairly similar and offer good battery life. However, Snapdragon Processors is believed to offers slightly better power effiency, particularly in high-end devices.