速度是对象移动的速度，而速度是指定方向的速度。它以每秒米（m/s）为单位进行测量。
1 c = 214,137,470 W/s
1 W/s = 4.6699e-9 c
例子:
将15 光速转换为步行速度：
15 c = 3,212,062,050 W/s
| 光速 | 步行速度 |
|---|---|
| 0.01 c | 2,141,374.7 W/s |
| 0.1 c | 21,413,747 W/s |
| 1 c | 214,137,470 W/s |
| 2 c | 428,274,940 W/s |
| 3 c | 642,412,410 W/s |
| 5 c | 1,070,687,350 W/s |
| 10 c | 2,141,374,700 W/s |
| 20 c | 4,282,749,400 W/s |
| 30 c | 6,424,124,100 W/s |
| 40 c | 8,565,498,800 W/s |
| 50 c | 10,706,873,500 W/s |
| 60 c | 12,848,248,200 W/s |
| 70 c | 14,989,622,900 W/s |
| 80 c | 17,130,997,600 W/s |
| 90 c | 19,272,372,300 W/s |
| 100 c | 21,413,747,000 W/s |
| 250 c | 53,534,367,500 W/s |
| 500 c | 107,068,735,000 W/s |
| 750 c | 160,603,102,500 W/s |
| 1000 c | 214,137,470,000 W/s |
| 10000 c | 2,141,374,700,000 W/s |
| 100000 c | 21,413,747,000,000 W/s |
规则