891 centimeters is equal to 350.39 inches.
Some known objects that are approximately the same size as 891 centimeters include:
1. A standard door, which is typically around 80 inches tall.
2. The length of a standard bathtub, which is around 60 inches.
3. The length of a queen-size bed, which is around 80 inches.
4. The height of an average adult male who is about 6 feet tall (72 inches).
5. The length of a basketball court, which is 94 feet or 1,128 inches.
Therefore, 891 centimeters is slightly less than the length of a standard door, slightly more than the length of a bathtub, and almost equal to the length of a queen-size bed or the height of an average adult male. It is also significantly smaller than the length of a basketball court.