No, a modern main battle tank would still be vulnerable to arty, a leg with a grenade, poor crew decisions, etc. depending on a favorable setup (no adversary ai

No, a modern main battle tank would still be vulnerable to arty, a leg with a grenade, poor crew decisions, etc. depending on a favorable setup (no adversary air or arty, able keep distance from dismounts) it would dominate for a couple hours and then laws of logistics take over.