SD 1255SPL

Size: 12"
Re: 2 / 4 Ohm DVC
RMS Power: 1000W
MAX Power: 2000W
Fs:: 38Hz
Qms: 6.858
Qes: 0.5
Qts: 0.466
Vas: 0.906 cu. ft.
Cms: 0.123 in/lb
Mms: 8.364 oz
Sd: 78.54 sq.in.

SDMOT-12

Size: 12"
Re: 4 Ohm DVC
RMS Power: 800W
MAX Power: 1600W
Fs:: 25 Hz
Qms: 10.3
Qes: 0.463
Qts: 0.443
Vas: 1.657 cu. ft.
Cms: 0.028 in/lb
Mms: 9.038 oz
Sd: 70.88 sq.in.

APEX12

Size: 12"
Re: 4 Ohm DVC
RMS Power: 400W
MAX Power: 800W
Fs:: 32Hz
Qms: 6.658
Qes: 0.738
Qts: 0.664
Vas: 1.4 cu. ft.
Cms: 0.2 in/lb
Mms: 5.745 oz
Sd: 67.2 sq. in.