The ferry makes Manly feel close and the Spit Bridge reminds everyone it isn't. That gap between the map and the drive is the thing to keep in mind here, because the acts nearest you are all pinned in the city, and their route runs through Mosman and over a bridge that opens for boats. Fine on a weekday morning. Less fine on a Saturday in summer with a wedding to get to.
What gets booked out here leans coastal and celebratory: surf club receptions, ceremonies on the grass above the beach, sunset parties on a balcony, and a run of weddings from spring through to autumn. A small number of acts do give Manly as home, which helps. For everyone else, the honest questions are how long the drive takes them and whether they've done a job on this side of the harbour before.
Top picks are the nearby performers with the most visible reviews, then rating, then the closest; further afield the closest come first, and premium listings break remaining ties. Distances are straight-line from Manly. Ask each act whether they travel to your venue and what that costs.
Half an hour on a clear run and considerably more when the Spit Bridge is up or the beach traffic is moving, which on a summer weekend it usually is. Acts who work the northern beaches build that in and arrive early; ones who don't will underestimate it. Give them the start time rather than the arrival time and let them work backwards.
A cover band or a DJ with a system sized for a hard, echoing room, and a duo or soloist for the earlier part of the night. Surf clubs usually have limited load-in and a firm finishing time set by the club, so get both from the venue and pass them on when you enquire. The acts who've played these rooms will tell you straight away what they can and can't fit.
A handful list the suburb as home, and they're worth finding if you want someone who isn't watching the traffic report. The ten at the top of this page aren't among them; they're all pinned to central Sydney. Scroll further into the full list or say in your enquiry that you'd prefer someone on this side of the harbour.
The distance on a card doesn't capture a bridge that stops traffic on the hour. Ask the act what time they plan to arrive and build in more than you think, particularly for a ceremony with a fixed start.
Glass on three sides and a concrete floor make a surf club function room bounce sound around. A smaller act handles it better than a big one, and any band worth booking will ask what the room is made of before quoting.
The lawns above the beach have no sockets, so a battery-powered speaker or an organised generator is the deciding factor. Sort it out before you shortlist, because it rules acts in and out faster than budget.