One of the first questions new e-bike owners ask is, “How far can I ride on a single charge?†While battery capacity gives you a general idea of range, it’s not the only factor that affects how long your e-bike will last between charges. A bigger battery doesn’t always mean better performance — it all comes down to how you use it and what features your bike has. In short, battery size alone isn’t the full story. Whether you're commuting, running errands, or exploring trails, your riding habits play a huge role in how long your battery lasts. That’s why it's important to understand what makes an e-bike battery efficient and how different technologies impact performance. If you're confused by terms like volts, amp hours, or watt hours, don't worry — we’ve got you covered. Below, we break down the basics of battery capacity and explain what these numbers really mean for your daily ride. Over the years, e-bike battery technology has advanced significantly, making electric bikes more reliable and efficient. Most modern e-bikes now use lithium-ion (Li-ion) batteries, which are lightweight, powerful, and long-lasting. These batteries have replaced older options like lead-acid and nickel-metal hydride, offering better performance and versatility. At Story Bikes, we use high-quality 36V 7AH Samsung Lithium Ion batteries. These batteries are compact, efficient, and charge quickly — just 3 hours from empty to full. They come with a charging unit and AC adapter that connects directly to the bike, making it easy to power up anywhere. Understanding battery terminology can be confusing, but it's essential for choosing the right e-bike. Let’s take a closer look at some key terms: V (Volts) – Volts measure the electrical pressure of the battery. Higher voltage generally means more power, but it also depends on other factors like the motor and rider weight. AH (Amp Hours) – Amp hours indicate how much energy the battery can store. Think of it like the gas tank in a car — the larger the AH, the more energy the battery can hold. Wh (Watt Hours) – Watt hours give a more accurate picture of battery life. To calculate it, multiply volts by amp hours. For example, a 36V 7AH battery equals 252Wh. This helps estimate how long the battery will last under normal conditions. While these numbers are useful, they’re just the starting point. Real-world performance depends on many other factors, such as terrain, speed, and how you use the pedal assist system. Your riding style has a big impact on how long your battery lasts. Riding uphill, going at higher speeds, or using maximum pedal assist will drain the battery faster than a steady pace on flat ground. Another key factor is the type of pedal assist system (PAS) your e-bike uses. There are two main types: cadence sensing and torque sensing. Understanding the difference can help you choose a bike that fits your needs. Cadence Sensing – This system detects when you're pedaling and provides assistance based on the selected level. It’s simpler but less responsive and efficient. It may waste power when you're slowing down or going downhill. Torque Sensing – This technology senses the force you apply to the pedals and adjusts assistance accordingly. It’s more responsive, smoother, and better for conserving battery life. With torque sensing, you get a more natural ride and longer range, even on hilly routes. We use torque sensing on our e-bikes at Story Bikes. This means you’ll enjoy a more dynamic, efficient ride and a longer range — up to 45 miles depending on the PAS level you choose. Battery capacity is more than just numbers on a label. It’s influenced by the bike’s design, your riding habits, and the technology used. A well-built e-bike with smart components can deliver excellent range even with a mid-sized battery. If you're considering an e-bike, it's worth looking beyond the specs and focusing on real-world performance. At Story Bikes, we combine quality engineering with sustainable values, offering a range of models designed for commuters, road riders, and everyday users. For every bike we sell, we donate one to a student in Zimbabwe — because everyone deserves the freedom to move.
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What Type of Batteries Do E-Bikes Use?
What Do These Terms Mean?
What Else Affects Battery Life?
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