The difference between 802 and 803 in reality is quite big. In real life, 802 and 803 represent different room numbers on the same floor, 802 represents the second best room on the eighth floor and 803 represents the third best room on the eighth floor. The two rooms are adjacent.
In terms of quantity, 803 is more than 802 1, but the difference is not big, and it has similar significance in quantity. In terms of weight, 803 is a little heavier than 802.