Battery Life
A notable strength of the BLU Quattro 5.7 HD was its substantial 2800 mAh removable battery, delivering impressive endurance metrics. It boasted up to 900 hours of standby on 2G and up to 850 hours on 3G, with talk time reaching up to 30 hours on 2G and 15 hours on 3G. This performance ensured that the phone could support extended usage without frequent recharges, appealing greatly to power users and those reliant on their phones for prolonged periods.