991 Sound systems comparison
WEIGHT (grams) |
One dashboard midrange |
Two dashboard tweeters |
Two rear tweeters |
Two front door and two rear midrange |
Two front door woofers |
One wind deflector subwoofer |
Total |
Difference from standard |
Difference between them |
Standard (9 speakers) | 120 | 34 | 130 | 920 | 2548 | ||||
Bose (12 speakers) | 160 | 45 | 45 | 370 | 982 | 1100 | 4884 | 2336 | 2336 |
Burmester (12 speakers) | 190 | 200 | 51 | 210 | 1050 | 1900 | 5532 | 2984 | 648 |
POWER (Watts) |
One dashboard midrange |
Two dashboard tweeters |
Two rear tweeters |
Two front door and two rear midrange |
Two front door woofers |
One wind deflector subwoofer |
Total |
Difference from standard |
Difference between them |
Standard (9 speakers) | 25 | 25 | 55 | 235 | |||||
Bose (12 speakers) | 25 | 40 | 80 | 100 | 445 | 210 | 210 | ||
Burmester (12 speakers) | 41 | 25 | 25 | 50 | 90 | 300 | 821 | 586 | 376 |
IMPEDANCE (Ohms) |
One dashboard midrange |
Two dashboard tweeters |
Two rear tweeters |
Two front door and two rear midrange |
Two front door woofers |
One wind deflector subwoofer |
|||
Standard (9 speakers) | 4 | 4 | 4 | 4 | |||||
Bose (12 speakers) | 4 | 4 | 4 | 2 | 1 | ||||
Burmester (12 speakers) | 2 | 6 | 4 | 2 | 1 | ||||
SIZE (mm) |
One dashboard midrange |
Two dashboard tweeters |
Two rear tweeters |
Two front door and two rear midrange |
Two front door woofers |
One wind deflector subwoofer |
|||
Standard (9 speakers) | 80 | 19 (19) | 0 | 100 | 200 (36) | 0 | |||
Bose (12 speakers) | 80 | 19 | 19 | 100 | 220 | 130 | |||
Burmester (12 speakers) | 80 | AMT | 25 (25) | 100 | 220 (36) | ||||
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