How Fast Does a 750w Electric Bicycle for Adults Go?

Electric bicycles have become increasingly popular among adults as an eco-friendly and affordable mode of transportation. One of the most commonly asked questions is how fast an electric bike can go, especially those with a 750w motor. In this article, we will explore the different factors that affect the speed of an electric bike and answer the question of how fast a 750w electric bicycle can go.

Factors Affecting the Speed of an Electric Bike

Motor Type

The motor type is a crucial factor affecting an electric bike's speed. Two types of motors are used in electric bikes: mid-drive and hub motors. Hub motors are in the middle of the bike's wheel, while mid-drive motors are near the bike's pedals. Hub motors are generally less powerful than mid-drive motors and are, therefore, suitable for flat terrains. They are also cheaper and require less maintenance. Mid-drive motors, on the other hand, are more powerful and efficient, making them suitable for steep hills and rough terrains.

The motor's power output is also a factor that affects the speed of an electric bike. The higher the power output, the faster the bike will go. However, it is important to note that the motor's power output should align with the local regulations on electric bikes. In most countries, electric bikes are limited to a maximum speed of 25km/h, and the motor should not exceed 250 watts.

Battery Capacity

The battery capacity is another factor that affects the speed of an electric bike. The battery provides the power that drives the motor. The larger the battery capacity, the longer the bike can go on a single charge. However, a larger battery also means more weight, which can affect the overall speed and performance of the bike.

Battery Type

The type of battery also affects the speed of an electric bike. Two types of batteries are used in electric bikes: Lithium-ion and lead-acid batteries. Lithium-ion batteries are lighter and more efficient than lead-acid batteries. They contain a higher energy density; thus, they can store better energy in a smaller space. This makes them ideal for electric bikes, providing a longer range and faster speeds.

Battery Condition

The condition of the battery also affects the speed of an electric bike. A battery with a full charge will provide maximum power to the motor, resulting in the highest speed. On the other hand, a battery with a low charge will reduce power to the motor, leading to lower speeds. Charging your battery fully before heading out for a ride to ensure maximum speed and range is crucial.

Weight

The weight of the bike and the rider is another factor that affects the speed of an electric bike. The heavier the bike and the rider, the more power is required to propel the bike forward, which can reduce the speed and performance of the bike. Therefore, it is important to choose a lightweight bike and to ensure that the rider's weight is evenly distributed across the bike.

Aerodynamics

The aerodynamics of the bike also affect the speed of an electric bike. The bike's design, the shape of the frame, and the rider's position can all affect the bike's aerodynamics. A bike with a streamlined design and a rider in a low, tucked position will experience less air resistance, which can increase the bike's speed. Conversely, a bike with a bulky design and a rider in an upright position will experience more air resistance, which can reduce the bike's speed. 

Terrain

The terrain is another factor that affects the speed of an electric bike. A flat terrain will allow the bike to maintain a higher speed than a hilly terrain, requiring more power to climb uphill. Therefore, it is important to consider the terrain when choosing an electric bike and a bike with a motor that can handle the terrain.

Wind

Wind can also affect the speed of an electric bike. Riding against a strong headwind can reduce the bike's speed while riding with a tailwind can increase the bike's speed. Therefore, it is important to know the wind conditions when riding an electric bike and adjust the speed accordingly.

Maintenance

The first and most critical factor affecting an electric bike's speed is maintained. Regular maintenance is essential to ensure that your bike performs at its best. One of the most critical aspects of maintenance is keeping the bike's battery charged. Aside from the battery, other electric bike components require regular maintenance, such as brakes, tires, and chains.

It is essential to check these components regularly and ensure they are in good condition. Worn-out brakes, tires, or a dirty chain can significantly affect the bike's speed and performance. Regular cleaning, lubrication, and adjustment of these components can maintain the bike's speed and performance and ensure a safe and comfortable ride.

Temperature

The temperature at which the electric bike is ridden can also affect its speed and performance. Extreme hot and cold temperatures can affect the battery's performance, decreasing speed and range. In cold temperatures, the battery's chemical reactions slow down, reducing its capacity and making it more challenging to maintain the bike's speed and performance. In hot temperatures, the battery can overheat, reducing its lifespan and affecting performance.

Legal Speed Limits Everywhere

Before we delve into how fast a 750w electric bicycle can go, it's important to understand the legal speed limits that apply to electric bicycles in your area. Electric bicycles are classified as "pedelecs" or "e-bikes" in many countries. They are subject to certain regulations, including speed limits. For instance, in the US, electric bicycles are legally allowed to reach speeds up to 20 mph on flat terrain with the motor engaged. In Europe, the maximum speed limit for e-bikes is 25 km/h (15.5 mph). It's worth noting that these regulations may vary depending on the state or country you're in, so it's always a good idea to check your local laws before taking your electric bicycle out on the road.

Can a 750w Motor Do Mountain Biking?

Now, let's turn our attention to the question: how fast can a 750w electric bicycle for adults go? The answer to this question depends on various factors, such as the terrain you're riding on, the weight of the rider, and the type of motor and battery system used. However, a 750w motor is generally powerful enough to provide ample assistance even when climbing steep hills or riding through challenging terrain.

Many electric bicycles with a 750w motor are specifically designed for off-road use, including mountain biking. These bicycles are typically equipped with high-performance suspension systems, wide tires, and powerful motors to help you tackle even the toughest trails. That being said, it's important to remember that electric bicycles are not the same as dirt bikes or motorbikes, and there are still limits to what they can do. Always ride within your skill level and stay safe while exploring the great outdoors.

Mainstream Motor Power on the Market

Now, look at some of the most popular electric bicycles on the market with a 750w motor and their corresponding top speeds.

RadRover Electric Fat Bike

The RadRover is a popular electric fat bike with a 750w motor that can reach a top speed of 20 mph. This bike is designed for off-road use and features a rugged frame, fat tires, and a powerful motor that can easily handle steep inclines.

Juiced Bikes RipCurrent S

The RipCurrent S is an electric bicycle for both on- and off-road use. It features a 750w motor that can reach a top speed of 28 mph, making it one of the fastest electric bicycles on the market. The RipCurrent S also features a long-range battery and a high-performance suspension system to help you tackle even the toughest terrain.

Aventon Sinch Folding Electric Bike

The Aventon Sinch is a compact folding electric bike with a 750w motor that can reach a top speed of 20 mph. This bike is perfect for commuters or those with limited storage space, as it can easily be folded up and stored in a closet or car trunk.

 RadMini Electric Folding Fat Bike

The RadMini is another popular electric fat bike from Rad Power Bikes, featuring a 750w motor that can reach a top speed of 20mph. This bike is designed for off-road use and features a compact folding frame, fat tires, and a powerful motor that can handle steep inclines and rough terrain.

QuietKat Ranger Electric Mountain Bike

The QuietKat Ranger is an electric mountain bike with a 750w motor that can reach a top speed of 24 mph. This bike is built for off-road adventures and features a sturdy frame, high-performance suspension system, and wide tires that provide excellent traction on all terrain.

Conclusion

The speed of a 750w electric bicycle for adults can vary depending on various factors. While electric bikes offer a convenient and eco-friendly mode of transportation, it's crucial to consider legal speed limits in your area to ensure your safety and avoid legal repercussions. Overall, there are various mainstream motor power options on the market. Choosing one that suits your needs and preferences is essential. Happy riding!