Does 5G use more battery than LTE?
Best answer: No. In the early stages of 5G, there may be increased battery usage due to switching between signals as you move in and out of 5G service areas. As coverage increases battery life will improve and should become better than LTE with chip improvements.
A powerful phone for Verizon 5G with a 4,500 mAh battery: Samsung Galaxy S10 5G ($1,300 at Verizon)