Damage — the damage your car causes per shot.
Critical hit chance — probability of dealing critical damage.
Critical hit — an attack that deals more damage that an average hit.
Armor penetration — the amount of damage you can do to your opponent's armor.
Max health — your maximum health.
Max armor — your maximum armor.
Load — the maximum amount of scrap that your car can carry in battle.
Speed — the speed at which your car moves.
When you upgrade your car by 1 level, one of the stats listed above increases.
Learn more: Cars: Upgrades and modifying