https://www.newsweek.com/russia-highest-monthly-losses-ukrai...
They also loose equipment at a staggering rate. From the start of the invasion 2022 until end of July, they have lost more than 570 000 soldiers, 8000 tanks and 16000 artillery systems.
Oh and also 38 war ships and one submarine - against a country that didn't have a navy at the start of the invasion. Drones is ammunition and is used in air, land and sea.