Comparison of MXL 770 and Shure Beta 27

Attribute	Shure Beta 27 ×	MXL 770 ×
Self-Noise (dB)	8.5	20
Impedance (Ohm)	160	150
Sound Pressure Level (SPL) (dB)	154	137
Length (mm)	156	154
Diaphragm Gauge (micron)	2	6
Interfaces	3-pin XLR male	3-pin XLR male
Diaphragm Diameter (mm)	25	17.1
Range (Hz)	20 - 20,000	30 - 20,000
Pads	-15dB	-10 dB pad
Pickup Pattern	Supercardioid	Cardioid
Sensitivity (mV/Pa)	14.1	15
Brand	Shure	MXL
Name	Shure Beta 27	MXL 770
Weight (g)	428	390
SPL/Self-Noise Ratio	18.12	6.85
Filters	HPF: -18dB/octave @ 80Hz HPF: -6dB/octave @ 115Hz	HPF: -6dB/octave @ 150
Max Diameter (mm)	53	60
Capsule Diameter (mm)	-	19.9
Requires Phantom Power	+	+
Phantom Voltage (V)	48.00	48.00