UZUNLUK
Metric Imperial
1 milimetre [mm] 0.03937 inç (in)
1 santimetre [cm] 10 mm 0.3937 in
1 metre [m] 100 cm 1.0936yarda(yd)
1 kilometre [km] 1000 m 0.6214 mil
1 Angstrom 10-10 m  
Metric Imperial
1 inç [in]   2.54 cm
1 foot [ft] 12 in 0.3048 m
1 yarda [yd] 3 ft 0.9144 m
1 mil (Kara) 1760 yd 1.6093 km
1 int (Deniz) mil 2025.4 yd 1.853 km
ALAN
Metric Imperial
1 [cm2] 100 mm2 0.1550 in2
1 [m2] 10,000 cm2 1.1960 yd2
1 hektar [ha] 10,000 m2 2.4711 acre
1 dekar [da] 1,000 m2 0.24711 acre
1 [km2] 100 ha 0.3861 mil2
Metric Imperial
1 [in2] 6.4516 cm2
1 [ft2] 144 in2 0.0929 m2
1 [yd2] 144 in2 0.0929 m2
1 acre 4840 yd2 4046.9 m2
1 [mil2] 640 acre 2.59 km2
HACİM
Metric Imperial
1 cm3 [cm3] 0.0610 in3
1 desimetre3 [dm3] 1,000 cm3 0.0353 ft3
1 metre [m3] 1,000 dm3 1.3080 yd3
1 litre [l] 1 dm3 1.76 pt
1 hektolitre [hl] 100 l 21.997 gal
Metric Imperial
1 inç3 [in3] 16.387 cm3
1 foot3 [ft3] 1,728 in3 0.0283 m3
1 fluid ounce [fl oz]   28.413 ml
1 pint [pt] 20 fl oz 0.5683 l
1 gallon [gal] 8 pt 4.5461 l
1 çorba kaşığı(sıvı)=3 çay kaşığı=15 ml=0.5 ounce
USA Measure Metric
1 fluid ounce 1.0408 uk fl oz 29.574 ml
1 pint (16 fl oz) 0.8327 uk pt 0.4731 l
1 gallon 0.8327 uk gal 3.7854 l
AĞIRLIK
1 miligram [mg] 0.0154 grain
1 gram [g] 1,000 mg 0.0353 oz
1 kilogram [kg] 1,000 g 2.2046 lb
1 ton [t] 1,000 kg 0.9842 ton
Metric Imperial
1 ounce [oz] 437.5 grain 28.35 g
1 pound [lb] 16 oz 0.4536 kg
1 stone 14 lb 6.3503 kg
1 hundredweight [cwt] 112 lb 50.802 kg
1 long ton (uk) 20 cwt 1.016 t
YOĞUNLUK
1 gram/cm3 lb/in3 0.036127292 lb/in3
1 gram/cm3 lb/gal (US) 8.34540445 lb/gal (US)
1 gram/cm3 lb/gal (UK) 10.022412855 lb/gal (UK)
1 gram/cm3 oz/in3 0.578036672 oz/in3
1 lb/in3 gram/cm3 27.67990471 gram/cm3
1 gram/cm3 oz/gal (US) 133.526471233 oz/gal (US)
1 gram/cm3 oz/gal (UK) 160.358605679 oz/gal (UK)
 
BASINÇ
1 Atmosfer (Atm.) 1.01295 bar
1 Atmosfer (Atm.) 1.01295 x 106 dynes/cm2
1 Atmosfer (Atm.) 29.9213 in. Hg
1 Atmosfer (Atm.) 406.86 in. water
1 Atmosfer (Atm.) 1.03325 kg/cm2
1 Atmosfer (Atm.) 1012.95 mbar
1 Atmosfer (Atm.) 7.6 x 105 mtorr or micron Hg
1 Atmosfer (Atm.) 1.01295 x 105 Pa or N/m2
1 Atmosfer (Atm.) 14.696 PSI or lb/in2
1 Atmosfer (Atm.) 760 torr or mm Hg
1 mm Hg 3.387 kPa
1 Torr 1.333224 Pa
1 psi 1 lb/ft2
ENERJİ
1 Joule, J 1 Newton-Metre, Nm
1 British Therm. Unit, BTu 1055.056 Joules
1 Kalori, cal 4.1868 Joules
1 Erg 10-7 Joule
GÜÇ
1 Watt, W 1 Joule/saniye
1 Horse Power, hp, (Beygir Gücü-BG) 550 feet lb/saniye
1 KiloWatt(kW) 1.34102209 hp
1 KiloWatt(kW) 859.8452279 kcal/h
1 KiloWatt(kW) 1 kJ/s
1 KiloWatt(kW) 3414.42595 Btu (thermo)/hour
SICAKLIK
Fahrenheit (F) Celsius (C) C=(F-32)/1.8
Fahrenheit (F) Kelvin (K) K =(F+459.7)/1.8
Kelvin (K) Celsius (C) C=K-273.15
BİLGİSAYAR
1 karakter 1 Byte, B
1 karakter 0.125 Bit, b
1 megabyte(106 Byte) 2.712518608 Zip 250
1 CD (80 Dakika) 736.279247 Megabyte,MB
1 DVD(1 Layer, 1 side) 5046.5865728 Megabyte,MB
1 DVD(2 layer, 1 side) 9.126805504 Gigabyte(109 Byte)
DİĞER
1 Puaz(Poise) 1 g /sec cm
1 Mil/saat 1.609344 Km/saat
1 pound per acre 1.12 kg/dekar
1 ppm (Madde) 0.00001 * % (Madde)
% (Madde) 10 000 * ppm (Madde)

da- deka- 10
h- hekto- 100
k- kilo- 1000
M- mega- 106
G- giga- 109
T- tera- 1012
P- peta- 1015
E- exa- 1018
Z- zeta- 1021
Y- yotta- 1024
d- desi- 10-1
c- santi- 10-2
m- mili- 10-3
mu- mikro- 10-6
n- nano- 10-9
p- piko- 10-12
f- femto- 10-15
a- atto- 10-18
z- zepto- 10-21
y- yokto- 10-24