| Grupo B | Pt | PJ | PG | PE | PP | GF | GC |
|---|---|---|---|---|---|---|---|
| Schalke 04 | 12 |
6 | 3 | 3 | 0 | 10 | 6 |
| Arsenal | 10 |
6 | 3 | 1 | 2 | 10 | 8 |
| Olympiakos | 9 |
6 | 3 | 0 | 3 | 9 | 9 |
| Montpellier | 2 |
6 | 0 | 2 | 4 | 6 | 12 |
| Fase de grupos | Primera vuelta | Segunda vuelta | |||
|---|---|---|---|---|---|
| Olympiakos | Schalke 04 | 1-2 | 18/09/2012 | 1-0 | 21/11/2012 |
| Montpellier | Arsenal | 1-2 | 18/09/2012 | 2-0 | 21/11/2012 |
| Arsenal | Olympiakos | 3-1 | 03/10/2012 | 2-1 | 04/12/2012 |
| Schalke 04 | Montpellier | 2-2 | 03/10/2012 | 1-1 | 04/12/2012 |
| Montpellier | Olympiakos | 1-2 | 24/10/2012 | 3-1 | 06/11/2012 |
| Arsenal | Schalke 04 | 0-2 | 24/10/2012 | 2-2 | 06/11/2012 |
