Wi-Spy Comparison from trent on Vimeo.

Wi-Spy Comparison Table

Wi-Spy v1

Wi-Spy 2.4x*

Wi-Spy DBx*

Antenna Internal PCB Trace Antenna External, RP-SMA External, RP-SMA
Bandwidth 2.400 to 2.482 GHz 2.400 - 2.495 GHz

2.4GHz: 2.400 - 2.495

5GHz: 5.150 - 5.850

Frequency Resolution 1 MHz 27 - 421 KHz

2.4GHz: 26 KHz - 3 MHz

5GHz: 24 KHz - 3 MHz

Bandwidth Resolution 60 - 675 KHz

2.4GHz: 58 - 650 KHz

5GHz: 54 - 600 KHz

Amplitude Range -97 dBm to -50.5 dBm -110 dBm to -6.5 dBm -100 dBm to -6.5 dBm
Amplitude Resolution 1.5 dBm 0.5 dBm 0.5 dBm