As far as SPECS Vs PRICE....here it goes.
velodyne impact 12
Built-in Amplifier: 165 watts RMS (275W peak)
Frequency Response: 29Hz - 140Hz
Cone: Coated fiber
Driver: Forward-firing, 12-inch long-throw woofer
Low Pass Crossover: 50 Hz to 200 Hz
Magnetic shielding: No
Auto on/off: Yes
Inputs: RCA line level; LFE; speaker-level
Port: down-firing
Shipping Weight: 38 pounds
Dimensions: 15.1" H x 14.2" W x 18.9" D
Sensitivity ??
Gold-Plated Terminals ??
Impedence ??
MSRP: $379
Warranty: 5 years parts & labor on driver, 3 years on electronics
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BIC America F12
Built-in Amplifier: 150 watts RMS continuous (475W Peak), 12-inch injection molded long throw woofer; BASH designed amp
Frequency Response: 25Hz - 200Hz
Cone: ??
Driver: 12-inch woofer, Front Firing
Low Pass Crossover: Adjustable crossover, adjustable volume control,
Magnetic shielding: Yes
Auto on/off: ???, automatic signal sensing (i hope it is same as auto on /off)
Inputs: Inputs for both Dolby Pro Logic and Dolby Digital/DTS
Port: ??
Shipping Weight: 42 pounds
Dimensions: 21H, 19W, 22D
Sensitivity 90dB
Gold-Plated Terminals Yes
Impedence 8 ohms
MSRP: $185
Warranty: 5 years parts and labor
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Specs wise BIC F12 is clear winner, any other point which should be considered about velodyne, else in $184 (21K INR) , BIC is a great sub over velodyne (32K INR)