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Qualisports

Qualisports Dolphin STD/Plus - Lightweight Folding E-Bike – Top Speed 20mph - 350W

Qualisports Dolphin STD/Plus - Lightweight Folding E-Bike – Top Speed 20mph - 350W

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Price: $1,499.00
Regular price
List Price: $1,599.00
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Price: $1,499.00
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Disclaimer: Always consult with your local Motor Vehicle Department to ensure compliance with all applicable local, state, and federal laws regarding the use of e-bikes, mobility and recreational scooters. Please note that this information is for general purposes only and not legal advice. Read about the latest 2025 E-bike and Mobility Regulations here.

Qualisports Dolphin STD/Plus

Lightweight Folding E-Bike with Hub Motor - Top Speed 20mph - 350W

The Qualisports Dolphin is a compact folding electric bike powered by a 350W high-speed geared mid motor. Designed for portability, it folds down easily for storage or transport. Built with a strong yet lightweight aluminum frame, it supports riders up to 220 lbs. The custom brushless motor delivers 40 N·m of torque while weighing just 2.2 kg—enough power to climb hills with up to 18° of incline. With 20-inch wheels and a top speed of 20 mph, the Dolphin is ideal for efficient, comfortable rides around town or on the go.

Motor Power

350 W

MOTOR POWER

Top Speed

20 MPH

TOP SPEED

Battery

36V 14Ah

BATTERY

Riding Range

62.5 Miles w/ Pedal Assist

RIDING RANGE

Payload Capacity

300 LBS

PAYLOAD CAPACITY

Rider Height

5’0” - 6’2”

RIDER HEIGHT


LONG RANGE

The Dolphin eBike delivers an impressive range of 60 to 80+ miles with its optional dual battery system—ideal for riders who love longer commutes, scenic rides, or all-day exploring. Whether you're heading out for a weekend adventure or simply want the freedom to ride without frequent charging, the Dolphin keeps you moving with confidence and ease.

RV-FRIENDLY PORTABILITY

Designed with compact folding and lightweight convenience, the Dolphin is a perfect match for RV life and travel on the go. Its folding frame allows for easy storage in tight spaces—like RV compartments or car trunks—while still offering a sturdy ride. Whether you're exploring campgrounds, nearby towns, or city streets, the Dolphin makes daily mobility simple, efficient, and ready whenever you are.


Feature Highlights


SHIMANO 7-SPEED

Tackle a variety of terrains with ease using the reliable Shimano 7-speed gear system, designed for smooth shifting and versatile riding control.


HYDRAULIC DISC BRAKES

Enjoy precise and responsive stopping power with hydraulic disc brakes—ideal for riding in wet conditions, on steep slopes, or at higher speeds.


DUAL-BATTERY SYSTEM

This smart setup offers extended power and flexibility, giving you confidence on long-distance rides, multi-day adventures, or heavy-duty commutes without range anxiety.


SGS CERTIFIED

Qualisports e-bikes meet ANSI/CAN/UL2849 standards and are SGS certified for safety and durability—so you can ride knowing your e-bike is built to last.


MULTIFUNCTIONAL DISPLAY

Stay informed with a clear LCD screen showing speed, distance, and PAS level, plus a built-in USB port to keep your devices charged while you ride.


VELO SADDLE

Designed for everyday comfort, the Velo saddle provides ergonomic support for longer rides and is built with quality materials for lasting use.


DERAILLEUR GUARD

Protect your drivetrain with an integrated derailleur guard that helps extend the life of your shifting system and keeps components safe from bumps and impacts.

SPECIFICATIONS
Specification Details
Size 63 × 23.6 × 44.5 inch
Folding Size 33 × 14.5 × 28.5 inch
Tire 20 × 2.3''
Frame 6061 Al-alloy mid-step folding
Braking Handle Hydraulic disc brake
Gear Shimano 7-speed
Fork Rigid
Max. Load 300 lbs
Weight 51.5 / 55.8 lbs (with battery)
Free Accessories Front & Rear fenders, Front and Rear light
Assist Type Cadence 12-magnet
Display LCD-7 with USB port
Battery Seat post: Samsung 48V 10.5Ah
Frame (dual): Samsung 48V 7Ah
Motor 500W (750W peak) rated geared hub motor
Motor Torque 60 N·m
Max. Speed 20 mph
Charger 54V 3A fast charger
PAS Range 60–80 miles (PAS)
Charging Time 4–6 hours


Measurement Value
Reach 19.09''
Wheelbase 41.73''
Handlebar Length 23.62''
Max. Handlebar Height 44.48''
Min. Handlebar Height 39.76''
Max. Seat Height 39.76''
Min. Seat Height 32.48''
Standover Height 22.83''
Recommended Height 5'2'' – 6'2''
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