Friday night's Eric Clapton/Roger Daltrey concert at FedExForum was touted as a teaming of rock legends. When all was said and done, however, only one man came off as legendary, while the other simply seemed lethargic.

It was an expectant, near-capacity crowd that packed the Downtown arena to watch the two British icons run through musical catalogs that have come to define classic rock.

Still retaining a bit of the tanned, flaxen-haired luster of his youth, Daltrey opened with a solo that proved something of a revelation, as he proceeded to whip up the crowd with a selection of Who classics — “I Can See for Miles,” “The Real Me”, “Behind Blue Eyes” — right out the gate.

Backed by a propulsive five-piece band — featuring Simon Townshend, younger brother of Daltrey’s Who partner Pete — the mic-twirling front man held little back in a performance that was both invigorated and invigorating.

Mid-set found Daltrey working through a selection of sprite, folk-flecked numbers, including the Taj Mahal cover “Freedom Ride” and the John Cowan chestnut “Someone Give Me a Stone.” A clever, stripped down take on “Who Are You” brought the crowd to its feet, before Townshend took over for a rare live reading of the Who’s “Going Mobile.”

Daltrey’s voice, which has been criticized in recent years for its rough-hewn quality, was surprisingly strong for the bulk of the performance.

The headlining set by Eric Clapton, on the other hand, proved to be a