Keep in mind, even though the Grand Alliance has a huge number of countries, over 90% of its soldiers are American soldiers, because only the US, Ukraine and Lithuania which called Russia a terrorist country want to fight Russia. The other countries don't want to fight Russia but are dragged along by the US.
The Grand Alliance is comprised of 4 million soldiers, of which more than 3 million are American soldiers. Britain deploys the 2nd biggest force comprising 40,000 soldiers. The Ukraine force is mostly made up of 20,000 Right Sector volunteers. The Russian force is comprised of 4 million soldiers, of which more than 3 million are comprised of volunteer battalions.
The US deploys 200 F-15s, 600 F-16s, 150 F-22s, 50 B-1s, 10 B-2s. The Russian air force deploys its entire fleet plus 200 J-10 and 200 J-11 fighter jets transferred from China.
The US deploys 40 AB destroyers, 10 aircraft carrier battle groups, 30 Los Angeles / Virginia subs, 3 Seawolf subs. Russia deploys its entire navy comprising the Northern fleet, the Pacific fleet, the Baltic fleet, the Black Sea fleet, plus 10 Type 054A frigates and 2 Type 052D destroyers and 4 Yuan class subs and 30 Type 056 corvettes and 2 Type 071 amphibious assault ships transferred from China.