This page is a progressive and labeled list of the SI area orders of magnitude, with certain examples appended to some list objects.
List of orders of magnitude for area
Factor (m)
Multiple
Value
Item
10
2.6×10 m
Planck area,
...
10
10 m
1
shed
...
10
1 square
femtometre (fm)
10
10 m
1
barn, roughly the cross-sectional area of an
uranium nucleus
10
1 square
picometre (pm)
10
1 square
angstrom (Å)
10
5×10 m
Area of a
lipid bilayer, per molecule
7.5-26×10 m
Surface area of the 20 standard
amino acids
10
1 square
nanometre (nm)
10
1×10 m
Globular proteins: solvent-accessible surface area of a typical globular protein, having a typical molecular weight of ~35000 daltons (quite variable)
10
1.7×10 m
Cross-sectional area of a
nuclear pore complex in vertebrates
10
1 square
micrometre (μm)
6×10 m
Surface area of an
E. coli bacterium
10
1×10 m
Surface area of a
red blood cell
10
6-110×10 m
Range of common
LCD screen pixel sizes
7×10 m
Area of a dot printed using 300
dots per inch resolution
8×10 m
Cross-sectional area of a straight
human hair that is 100 um in diameter
List of orders of magnitude for areas 10 to 10 square metres
Factor (m)
Multiple
Value
Item
10
5.5×10 m
Size of a
pixel on a typical modern
computer display
10
2-4×10 m
Cross-sectional area of a
mechanical pencil lead (0.5-0.7 mm in diameter)
10
1 square
millimetre (mm)
1-2 mm
Area of a human
fovea
2 mm
Area of the head of a
pin
10
30-50 mm
Area of a 6-8 mm hole punched in a piece of paper by a
hole punch
10
1 square
centimetre (cm)
5 cm
Area of a typical
postage stamp
10
11 cm
Area of a human retina
46 cm
Area of the face of a
credit card
48 cm
Largest side of a cigarette box
10
1 square
decimetre (dm)
0.01 m
Index card (3 × 5
inches)
0.060 m
American
letter paper (11 × 8.5
inches, "A" size)
0.0625 m
International
A4 paper (210 × 297 mm)
0.093 m
1
square foot
10
0.125 m
International
A3 paper (297 × 420 mm)
0.18 m
Surface area of a
basketball (diameter 24 cm)
0.250 m
International
A2 paper (420 × 594 mm)
0.500 m
International
A1 paper (594 × 841 mm)
List of orders of magnitude for areas 10 to 10 square metres.
Factor (m)
Multiple
Value
Item
10
1
square metre
1 m
International
A0 paper (841 × 1189 mm)
1.73 m
A number commonly used as the average body surface area of a human
2–4 m
Area of the top of an office desk
10
10–20 m
A parking space
70 m
Approximate surface area of a human lung
10
1 square
decametre (dam)
100 m
One
are (a)
162 m
Size of a
volleyball court (18 × 9 metres)
202 m
Floor area of a median
suburban three-bedroom house in the US in 2010: 2,169 sq ft (201.5 m)
261 m
Size of a
tennis court
10
1,250 m
Surface area of the water in an
Olympic-size swimming pool
4,047 m
1
acre
5,400 m
Size of an
American football field
7,140 m
Size of a typical
football (soccer) field
10
1 square
hectometre (hm)
10 m
Area of a
city block (very approximate)
10 000 m
1
hectare (ha)
55 000 m
Base of the
Great Pyramid of Giza
10
190 000 m
Irish National Botanic Gardens
440 000 m
Vatican City
600 000 m
Total floor area of
the Pentagon
10
1
square kilometre (km)
2 km
Monaco (country ranked 192nd by area)
2.59 km
1
square mile
2.9 km
City of London (not all of modern
London)
10
59.5 km
Manhattan Island (land area)
61 km
San Marino
List of orders of magnitude for areas 10 to 10 square metres.
Factor (m)
Multiple
Value
Item
10
105 km
Paris (inner city only)
~120 km
Walt Disney World
272 km
Taipei City
630 km
Toronto
10
1100 km
Hong Kong
1290 km
Los Angeles, California,
USA (city)
1800 km
Surface area of a typical
neutron star
1962 km
Jacksonville, Florida; largest city in the
Continental US
2188 km
Tokyo
5700 km
Bali
8028 km
Community of Madrid,
Spain
10
11,000 km
Jamaica
68,870 km
Lake Victoria
84,000 km
Austria
10
100,000 km
Iceland
167,996 km
Jiuquan in China; (
largest city in the world)
300,000 km
Italy
510,000 km
Spain
780,000 km
Turkey
10
1 square
megametre (Mm)
1.0 Mm
Egypt (
country ranked 29th by area)
3.10 Mm
Sakha (Yakutia) Republic in Russia (
largest subnational governing body)
7.74 Mm
Australia (
country ranked 6th by area)
9 Mm
Largest extent of the
Roman Empire
10
10 Mm
Canada (including water)
14 Mm
Antarctica
14 Mm
Arable land worldwide
17 Mm
Russia (
country ranked 1st by area)
30 Mm
Africa
36 Mm
Largest extent of the
British Empire
38 Mm
Surface area of the
Moon
77 Mm
Atlantic Ocean
10
144 Mm
Surface area of
Mars
150 Mm
Land area of
Earth
156 Mm
Pacific Ocean
360 Mm
Water area of Earth
510 Mm
Total surface area of Earth
List of orders of magnitude for areas 10 to 10 square metres.
Factor (m)
Multiple
Value
Item
10
1x10 m
Surface area of the
white dwarf,
Van Maanen's star
7.6x10 m
Neptune
10
4.3x10 m
Saturn
6.1x10 m
Jupiter
10
2-6x10 m
Surface area of the
Brown Dwarf star
CT Chamaeleontis.
4.6×10 m
Area swept by the Moon's
orbit of Earth
10
1 square
gigametre (Gm)
6.1×10 m
Surface area of the
Sun
10
3.0x10 m
Surface area of the star
Vega
10
10
1.5×10 m
Surface area of the star
Albireo A
10
1.1×10 m
Area swept by
Mercury's orbit around the Sun
3.7×10 m
Area swept by
Venus' orbit around the Sun
7.1×10 m
Area swept by
Earth's orbit around the Sun
10
1.6×10 m
Area swept by
Mars' orbit around the Sun
2.81×10 m
Surface area of a
Dyson sphere with a radius of 1 AU
10
1 square
terametre (Tm)
1.9×10 m
Area swept by
Jupiter's orbit around the Sun
6.4×10 m
Area swept by
Saturn's orbit around the Sun
8.5×10 m
Surface area of the
red supergiant star
Betelgeuse
10
2.4×10 m
Surface area of the largest known star, the
Hypergiant VY Canis Majoris
2.6×10 m
Area swept by
Uranus' orbit around the Sun
6.4×10 m
Area swept by
Neptune's orbit around the Sun
10
1.1×10 m
Area swept by
Pluto's orbit around the Sun
List of orders of magnitude for areas 10 square metres and larger.
Factor (m)
Value
Item
...
10
2×10 m
Roughly the surface area of an
Oort Cloud
3×10 m
Roughly the surface area of a
Bok globule
...
10
3×10 m
Roughly the surface area of
The Bubble
...
10
7×10 m
Roughly the area of
Milky Way's galactic disk