"Could This Be Real" is the third single from drum and bass artist Sub Focus released from the self-titled debut album Sub Focus. The song features writing and uncredited vocals from Linden Reeves (a.k.a. Stamina MC). It is an electro-house/breakbeat song and one of the few non-drum-n-bass tracks from the album. The single managed to reach number 41 on the UK Singles Chart and number 4 on the UK Dance Chart.