EXHIBIT (11) - STATEMENT RE: COMPUTATION OF NET INCOME PER COMMON SHARE

COMPUTATION OF NET INCOME PER COMMON SHARE
COMERICA INCORPORATED AND SUBSIDIARIES

(IN MILLIONS, EXCEPT PER SHARE DATA)



                                    THREE MONTHS ENDED      SIX MONTHS ENDED
                                          JUNE 30,              JUNE 30,
                                    -------------------    -------------------
                                      2002       2001        2002       2001
                                    --------   --------    --------   ---------
                                                          
BASIC:
   Average shares outstanding             176        178         176        178
                                     ========   ========    ========   ========

Net income                              $184       $208        $398       $302
Less preferred stock dividends             -          3           -          8
                                    --------   --------    --------   --------
Net income applicable to common
  stock                                 $184       $205        $398       $294
                                    ========   ========    ========   ========

Basic net income per common share      $1.05      $1.15       $2.26      $1.65

DILUTED:
  Average shares outstanding             176        178         176        178
  Nonvested stock                          -          -           -          -
  Common stock equivalent:
    Net effect of the assumed
      exercise of stock options            2          2           2          2
                                    --------   --------    --------   --------
  Diluted average shares                 178        180         178        180
                                    ========   ========    ========   ========


Net income                              $184       $208        $398       $302
Less preferred stock dividends             -          3           -          8
                                    --------   --------    --------   --------
Net income applicable to common
  stock                                 $184       $205        $398       $294
                                    ========   ========    ========   ========

Diluted net income per common share    $1.03      $1.13       $2.23      $1.63