Skip to content

MarsvsMercury

Mars has a higher Number of Moons (2 vs 0 moons), while Mars has a higher Axial Tilt (25 vs 0 °), while Mercury has a higher Length of Day (4,223 vs 25 hours).

Physical Properties

1
Mass
0
3,390
Mean Radius
2,440
3,933
Density
5,427
4
Surface Gravity
N/A
5
Escape Velocity
4
210
Black-Body Temperature
440
2
Number of Moons
0
No
Has Ring System
No

Orbital Characteristics

687
Orbital Period
88
25
Length of Day
4,223
24
Orbital Velocity
47
0
Orbital Eccentricity
0
25
Axial Tilt
0
207
Perihelion
46
249
Aphelion
70

Similar Comparisons to Mars vs Mercury

Data sourced from NASA NSSDC Planetary Fact Sheet (US Government public domain).