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Difference between 802.11a,11b,11g and 11n

This page compares 11a vs 11b vs 11g vs 11n to provide difference between 11a,11b,11g and 11n, 802.11 standards.


Modulation Scheme OFDM
Data Rate 6,9,12,18,24,36,48,54 Mbps
RF Carrier 5GHz
Bandwidth 20MHz
Distance covered(appox.)- 35m(indoor),120m(outdoor)


Modulation scheme DSSS/CCK
Data rate 1,2,5.5 and 11 Mbps
RF Carrier 2.4Ghz
Distance covered(appox.)- 38m(indoor),140m(outdoor)


Modulation Scheme DSSS/CCK and OFDM both
Data Rate support of both 11b and 11a
RF Carrier 2.4GHz
Bandwidth 20 MHz
Distance covered(appox.)- 38m(indoor),140m(outdoor)


Modulation Scheme OFDM and DSSS/CCK
It supports legacy fallbacks of 11a/11b/11g systems
Bandwidth 20MHz and 40MHz
Data rate -As per 11a/11b/11g.
-It supports upto about 72Mbps for 20MHz bandwidth with multiple antennas
-It supports upto about 150Mbps for 40MHz bandwidth with multiple antennas
Distance covered(appox.)- 70m(indoor),250m(outdoor)
MIMO configuration -Most of the devices uses 2T3R(2 antennas in transmit and 3 antennas in receive),
Maximum configuration goes upto 4T4R.

What is Difference between

Difference between 11n 11ac and 11ad
Difference between 11ac wave1 and 11ac wave2
difference between FDM and OFDM
Difference between SC-FDMA and OFDM
Difference between SISO and MIMO
Difference between TDD and FDD
Difference between 802.11 standards viz.11-a,11-b,11-g and 11-n
Bluetooth vs zigbee
Fixed wimax vs mobile


RF and Wireless Terminologies

SATELLITE  RF  Antenna  Avionics  Wireless  LiFi vs WiFi  MiFi vs WiFi  BPSK vs QPSK  BJT vs FET  PDH vs SDH  CS vs PS  MS vs PS 

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