Mercury is far smaller with a diamter of about 2,400 kilometers. It is the smallest planet in the solar system while Jupiter is the largest with a diameter of about 70,000 kilometers.
Mercury
Mercury's diameter is 0.3825 times that of Earth's
The biggest planet, Jupiter's diameter is a huge 142,740 km, while the smallest planet, Mercury's diameter is a tiny 4,880 km. So, it would take 28.4 Mercurys to equal the diameter of Jupiter.
Venus
Mercury is the smallest, with a diameter of 4879km Jupiter is the largest, with a diameter of 142985km (over 29 times the diameter of Mercury)
Mercury's diameter is about a third that of Earth.
Ganymede is the largest moon of Jupiter (5262 km diameter) - its just a bit bigger than Mercury (4880km diameter), while Castillo is the second largest moon of Jupiter (diameter is 4820 km), which is just a bit less than Mercury's diameter- almost the same size.
Jupiter is the largest planet in the solar system and its diameter is 142,984 kilometres compared to Earth's which is 12,756 kilometres.
Mercury is muich smaller than Jupiter, is sold rather than gasseous, is closer to the sun and has no moons.
Jupiter has more than 60 moons. Ganymede is the largest and it's diameter is 5,262 km (3,268 mi). The second largest moon is Callisto with a diameter of 4,806 km. Mercury's diameter is about 4,880 km.
Mercury
No. Mercury is much smaller than Venus. Mercury has a diameter of about 4,800 kilometers. Venus has a diameter of about 12,000 kilometers.