Bluetooth Classic vs Bluetooth Low Energy differencies, usages

comparison.txt

Bluetooth LOW ENERGY

Optimized for: Short burst data transmission
Frequency Band: 2.4GHz ISM Band (2.402 – 2.480 GHz Utilized)
Channels: 40 channels with 2 MHz spacing (3 advertising channels/37 data channels)
Channel Usage: Frequency-Hopping Spread Spectrum (FHSS)
Modulation: GFSK
Power Consumption: ~0.01x to 0.5x of reference (depending on use case)
Data Rate: LE 2M PHY: 2 Mb/s LE 1M PHY: 1 Mb/s LE Coded PHY (S=2): 500 Kb/s LE Coded PHY (S=8): 125 Kb/s
Max Tx Power: Class 1: 100 mW (+20 dBm) Class 1.5: 10 mW (+10 dbm) Class 2: 2.5 mW (+4 dBm) Class 3: 1 mW (0 dBm)
Network Topologies: Point-to-Point (including piconet), Broadcast, Mesh

Bluetooth CLASSIC

Optimized for: Continuous data streaming
Frequency Band: 2.4GHz ISM Band (2.402 – 2.480 GHz Utilized)
Channels: 79 channels with 1 MHz spacing
Channel Usage: Frequency-Hopping Spread Spectrum (FHSS)
Modulation: GFSK, π/4 DQPSK, 8DPSK
Power Consumption: 1 (reference value)
Data Rate: EDR PHY (8DPSK): 3 Mb/s EDR PHY (π/4 DQPSK): 2 Mb/s BR PHY (GFSK): 1 Mb/s
Max Tx Power: Class 1: 100 mW (+20 dBm) Class 2: 2.5 mW (+4 dBm) Class 3: 1 mW (0 dBm)
Network Topologies: Point-to-Point (including piconet)