This year's Fort Lauderdale International Boat Show is showcasing more than 3,000 vessels. And aside from size, technology is the important thing in yachts.

Here are 10 examples of the cutting-edge updates—both essential and indulgent—that shipbuilders are making to stay in the race.

(Read more: Wealthy steer away from yachts despite higher stocks)

—By CNBC's Amanda Weindel
Posted 1 Nov. 2013

The captain's bridge on the Trinity Blind Date comes fully equipped with the latest must-haves, including security cameras that can be viewed from an iPad.

The exercise bike on the second-level deck lets passengers work out while enjoying the ocean breeze.

Built in 2002, Trinity's Carpe Diem II has received a number of upgrades since, including a GPS that shows surrounding vessels.

The yacht boasts Creston technology on an iPad to remotely control everything from lights and entertainment systems to window coverings.

The Trinity's Finish Line is outfitted with high-tech features, including a retractable TV in the master suite that emerges from a cabinet at the foot of the bed.

The yacht's elevator runs from the orlop (bottom deck) to the top deck.

Ferretti is introducing the Pershing 62' in Fort Lauderdale. The bridge includes state-of-the-art GPS capabilities and security systems.

The retractable sunroof covers the bridge and sports an electronic glass door.

The Wider 42' boasts expanding floors that turn an "everyday" yacht into a cool lounge perfect for hanging out.

Fashioned from Formula One cars, the Wider 42' has a multifunctional steering wheel with multiview display.