Head to Head
| Chile Clausura | 2016/03/21 01:00 | Cobresal v Union La Calera | D | 0-0 |
| Chile Apertura | 2015/10/24 23:00 | Union La Calera v Cobresal | W | 0-2 |
| Chile Clausura | 2015/03/08 20:00 | Cobresal v Union La Calera | D | 1-1 |
| Chile Apertura | 2014/10/04 15:30 | Union La Calera v Cobresal | L | 2-1 |