Боевые уровни в CoD 4.

Уровень      Ранг                                      Необходимый опыт
1     Private First Class                                               0
2     Private First Class I                                           30
3     Private First Class II                                        120
4     Lance Corporal                                                270
5     Lance Corporal I                                              480
6     Lance Corporal II                                            750
7     Corporal                                                       1080
8     Corporal I                                                     1470
9     Corporal II                                                    1920
10   Sargeant                                                     2430
11   Sargeant I                                                   3000
12   Sargeant II                                                  3650
13   Staff Sargeant                                              4380
14   Staff Sargeant I                                            5190
15   Straff Sargeant II                                          6080
16   Gunnery Sargeant                                         7050
17   Gunnery Sargeant I                                       8100
18   Gunnery Sargeant II                                      9230
19   Master Sargeant                                           10440
20   Master Sargeant I                                         11730
21   Master Sargeant II                                       13100
22   Master Gunnery Sergeant                             14550
23   Master Gunnery Sergeant I                           16080
24   Master Gunnery Sergeant II                          17690
25   2nd Lieutenant                                             19380
26   2nd Lieutenant 1                                         21150
27   2nd Lieutenant II                                        23000
28   1st Lieutenant                                            24930
29   1st Lieutenant I                                          26940
30   1st Lieutenant II                                         29030
31   Captain                                                      31240
32   Captain I                                                     33570
33   Captain II                                                    36020
34   Major                                                           38590
35   Major I                                                        41280
36   Major II                                                       44090
37   Lt. Colonel                                                   47020
38   Lt. Colonel I                                                 50070
39   Lt. Colonel II                                                53240
40   Colonel                                                        56530
41   Colonel I                                                      59940
42   Colonel II                                                      63470
43   Brigadier General                                           67120
44   Brigadier General I                                         70890
45   Brigadier General II                                        74780
46   Major General                                                78790
47   Major General II                                             82920
48   Major General II                                             87170
49   Lieutenant General                                          91540
50   Lieutenant General I                                        96030
51   Lieutenant General II                                     100640
52   General                                                        105370
53   General I                                                      110220
54   General II                                                     115190
55   Commander                                                  120280