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Earth vs. Mars , which is better?

Earth is the third planet from the Sun and the only object in the Universe known to harbor life. According to radiometric dating and other sources of evidence, Earth formed over 4.5 billion years ago.

Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury.

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Earth
Mars

Difference and similar

Absolute magnitude

Earth

-26.7

Mars

-1.52

Visual brightness

Earth

Mars

-26.7

Mean distance from Earth

Earth

Mars

225 million km

Angular size

Earth

384,000 km

Mars

15 arcminutes

Adjectives

Earth

Mars

Martian

Mean distance from Milky Way core

Earth

About 100,000 light yearsor about 30 kpc

Mars

Galactic period

Earth

Mars

686.971 d

Velocity

Earth

460 m/s

Mars

24.1 km/s

Equatorial radius

Earth

6378.1 km (3963.2 mi)

Mars

3396.2 ± 0.1 km

Equatorial circumference

Earth

40,075 km

Mars

21,344 km

Flattening

Earth

Mars

0.00589±0.00015

Surface area

Earth

510.1 million km²

Mars

144798500 km2

Volume

Earth

1.08321×1012 km3

Mars

1.6318×1011 km3

Mass

Earth

5.97237×1024 kg

Mars

6.4171×1023 kg

Average density

Earth

5.51 g/cm³

Mars

3.93 g/cm³

Center density

Earth

5,515 kg/m3

Mars

Equatorial surface gravity

Earth

Mars

6.42 x 1023 kilograms

Moment of inertia factor

Earth

Mars

0.3662±0.0017

Escape velocity

Earth

11.186 km/s

Mars

5.027 km/s

Temperature

Earth

15°C (59°F)

Mars

−23 degrees Celsius

Luminosity

Earth

3.828×1026 W

Mars

Age

Earth

4.543 billion years

Mars

4.603 billion years