Atlas V Variants Variants

| Version | Fairing | CCBs | SRBs | Upper_stage | Payload_to_LEO | Payload_to_GTO | Launches_to_date |
|---|---|---|---|---|---|---|---|
| 401 | 4 m | 1 | – | SEC | 9,797kg | 4,750kg | 18 |
| 402 | 4 m | 1 | – | DEC | 12,500kg | – | 0 |
| 411 | 4 m | 1 | 1 | SEC | 12,150kg | 5,950kg | 3 |
| 412 | 4 m | 1 | 1 | DEC | – | – | 0 |
| 421 | 4 m | 1 | 2 | SEC | 14,067kg | 6,890kg | 3 |
| 431 | 4 m | 1 | 3 | SEC | 15,718kg | 7,700kg | 2 |
| 501 | 5.4 m | 1 | – | SEC | 8,123kg | 3,775kg | 4 |
| 502 | 5.4 m | 1 | – | DEC | – | – | 0 |
| 511 | 5.4 m | 1 | 1 | SEC | 10,986kg | 5,250kg | 0 |
| 512 | 5.4 m | 1 | 1 | DEC | – | – | 0 |
| 521 | 5.4 m | 1 | 2 | SEC | 13,490kg | 6,475kg | 2 |