21 Sun Cruiser Group
The classic Duffy experience — spacious, comfortable, and perfect for groups of all kinds on Mission Bay.
The 21 Sun Cruiser
The 21 Sun Cruiser is the quintessential Duffy electric boat — roomy, comfortable, and easy to captain. With seating for up to 10 guests, an open rear deck featuring 2 bench seats and a full canopy for shade, full set of clear windows that can be opened for warmer days or closed for cooler days — it's the go-to choice for families, corporate outings, and friend groups that need more than one boat.
We have multiple Sun Cruisers available, making it easier to find your ideal date and time. Whether you're planning a casual afternoon cruise or a full 3-hour bay adventure, the Sun Cruiser delivers every time.
Book 21 Sun CruiserBoat Specs
- Boat Length
- 21 feet
- Capacity
- Up to 10 guests
- Boat Speed
- 5 mph
- Power
- 100% Electric
- License Required
- None
- Bluetooth Stereo
- Included
- Built-in Cooler
- Included
- Full Canopy
- Included
- Onboard Map
- Included
Up to 10 Guests
Spacious seating for the whole group — families, coworkers, or a big crew of friends all fit comfortably.
Full Canopy Shade
Stay cool under the full canopy on sunny San Diego days. Comfortable cruising no matter the weather.
Quiet Electric Power
Glide silently across Mission Bay with zero emissions and zero noise. Pure, peaceful cruising.
Multiple Boats Available
More availability means it's easier to find your perfect date and time. Book with confidence.
Pricing
Simple, transparent pricing — no hidden fees.
Perfect for a quick cruise
Best value — explore the whole bay
Ready to Cruise the Bay?
Multiple Sun Cruisers available — find your perfect date and book in minutes.
Questions? Call or text us
Looking for a different boat?
View All Our BoatsYour Playground
Explore Mission Bay
San Diego's Ultimate Aquatic Playground!
Adventure awaits around every corner! Take the helm and explore 4,600 acres of breathtaking waterways in San Diego's beautiful Mission Bay! Cruise calm, protected waters at your own pace as you discover sandy beaches, the tropical beauty of Paradise Point Island, stunning waterfront homes, and marinas filled with impressive boats and luxury yachts.
Keep your eyes open for wildlife! Spot playful sea lions, fascinating coastal birds, and maybe even a surprise visit from dolphins! Every turn brings something new to discover, making your self-captained electric boat adventure the perfect mix of excitement, relaxation, and unforgettable memories.
Why admire Mission Bay from shore when you can be the captain of your own adventure? Gather your favorite people, pack your snacks and drinks, turn up your favorite tunes, and make unforgettable memories on the water!
The Bay Is Calling — Grab Your Crew & Book Your Boat Today!
Book Your Sun Cruiser Adventure Now