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NIU KQi Air
- Battery Range: ~50 km (31 mi)
- Top Speed: ~32 km/h (20 mph)
- Motor Power: 350 W rated
- Weight Capacity: 120 kg (264 lb)
- Charging Time: 5 hours
- Scooter Weight & Portability: 11.9 kg (26.2 lb)
PROS
- Extremely lightweight carbon-fiber build (~11.9 kg)
- Strong 20 mph top speed with 9.5″ pneumatic tires
- Quick stopping via disc + regen brake system
- App control, NFC unlock, custom ride modes, turn signals
- Great portability and city‑friendly design
CONS
- Limited range (~24 km real-world)
- No suspension despite high comfort tires
- Premium price due to carbon-fiber frame
- Minimal rear visibility accessories
NIU KQi Air Electric Scooter Overview
The NIU KQi Air electric scooter delivers a unique mix of lightweight portability and premium features for urban riders. Built with a carbon fiber chassis and magnesium alloy components, it weighs just 11.9 kg—making it one of the lightest commuter scooters on the market. Despite its ultra-light frame, it includes advanced app control, strong safety features, and excellent real-world usability.
Lightweight, Yet Surprisingly Powerful
Weighing only 11.9 kg (26.2 lb), the KQi Air is perfect for riders who need to carry their scooter frequently. The 70% carbon-fiber frame ensures that it stays light without compromising structural integrity. Moreover, it supports a maximum rider weight of 120 kg (264 lb), which is above average for its class.
Powered by a 350 W motor (700 W peak), the scooter reaches speeds of up to 32 km/h (20 mph). As a result, it performs well in busy city settings, bike lanes, and on shared roads. Acceleration is smooth, and it can climb inclines up to 20%, making it suitable for typical urban terrain.
Balanced Power and Real-World Range
The 451 Wh battery gives it a manufacturer-claimed range of 50 km. However, most users will realistically get around 24 km per charge, depending on rider weight, speed, and terrain. Nevertheless, this is sufficient for the average daily commute.
Charging takes about 5 hours, which is fast enough for overnight recharges. In addition, the battery uses NIU’s Smart Battery Management System, which protects against overheating, overcharging, and short circuits. Because of this, the battery remains safe and efficient over time.
Surprisingly Comfortable Without Suspension
Although the KQi Air has no traditional suspension system, it still offers impressive ride comfort. This is largely thanks to its 9.5-inch pneumatic tubeless tires. These tires do an excellent job of absorbing road vibration and small bumps.
Furthermore, the 7.5-inch wide deck offers ample space for riders to stand naturally. The 54 cm wide handlebars contribute to better balance and steering precision. As a result, the scooter feels steady even when weaving through traffic or navigating tight turns.
Effective Braking System
Safety is a major strength of the KQi Air. It features a front mechanical disc brake paired with rear regenerative braking. Together, they deliver predictable and controlled stopping. Braking from 24 km/h typically takes just 4 meters.
Additionally, the regenerative system captures energy during deceleration. This small efficiency boost helps extend range over time. More importantly, the braking system requires minimal maintenance, adding to long-term convenience.
Bright, Smart Lighting for Night Rides
The KQi Air includes excellent lighting features that improve safety in low-light conditions. A bright front “Halo” LED headlight lights up your path, while a responsive rear brake light flashes during stops. Integrated handlebar turn signals alert those behind you, which is especially helpful at intersections.
In addition to the front and rear lights, the scooter includes side LED strips. These increase your visibility from all angles. Moreover, the built-in electric horn lets you signal pedestrians or cyclists nearby. As a result, visibility and safety are well-covered.
Smart Features and NFC Unlock
The KQi Air isn’t just a scooter—it’s a connected device. It pairs with the NIU app via Bluetooth and gives you full control over ride settings. Through the app, you can:\n- Lock or unlock the motor\n- Monitor battery health and trip data\n- Limit max speed or customize riding modes\n- Get over-the-air firmware updates\n- Set charging limits to extend battery lifespan
Additionally, the included NFC keycard lets you unlock the scooter without using your phone. This is incredibly handy if your phone is out of battery or you just want faster access. Overall, these smart features add convenience, customization, and extra security.
Easy to Fold, Easy to Carry
Folding the KQi Air is a quick and simple process. It features a one-step folding latch and folding handlebars. Once collapsed, it fits easily in car trunks, closets, or under desks.
Because of its lightweight and compact build, it’s ideal for multi-modal commuters. You can carry it on public transport or up stairs without effort. Moreover, it’s a perfect fit for apartment dwellers or office workers with limited storage space.
Best Suited For Urban Riders
This scooter was designed with city life in mind. Whether you’re commuting to work, running errands, or heading to class, the KQi Air is a dependable and stylish option. It balances power and comfort without becoming bulky or complicated.
Although it doesn’t have long-range capabilities or off-road performance, it excels in what it’s meant to do—fast, safe, connected city rides. Furthermore, its smart features and carbon-fiber construction justify the premium pricing for urban commuters.
Final Thoughts
The NIU KQi Air electric scooter offers one of the best lightweight commuting experiences on the market. It combines carbon-fiber design, 32 km/h speed, and a wide array of smart features. While its range isn’t the highest, it’s perfect for short-to-mid city travel.
Moreover, with features like app control, NFC unlock, turn signals, and strong braking, it covers all the essentials for a safe and connected ride. For anyone seeking portability, safety, and modern convenience, the KQi Air is an excellent choice.
👉 For full review and features, check our NIU KQi Air Electric Scooter Review.
Specifications
General
| Model The Model specifies the exact version or name of the scooter. It helps identify its unique design, features, and specifications within the manufacturer’s product line. Knowing the model makes it easier to compare options, find compatible accessories, or look up support information. | KQi Air |
| Brand The Brand identifies the manufacturer or company that designs and produces the scooter. A trusted brand is a sign of quality, reliability, and good customer support. Well-known brands often have higher standards for safety, performance, and after-sales service, giving you more confidence in your purchase. | NIU |
| Release Date The Release Date indicates when the scooter model was officially launched on the market. This helps you know how current the design, technology, and features are. A newer release date often means updated components, improved performance, and the latest safety or smart features. | 01 January 2023 |
| Recommended Age Recommended Age indicates the minimum age range that the scooter is designed for, based on safety, size, and ease of use. Following the recommended age helps ensure that riders can handle the scooter’s speed, weight, and controls comfortably and safely. Always check local laws and use protective gear, especially for younger riders. | 14+ years |
Performance & Power
| Motor Power (Wattage) What it means: The motor power, measured in watts (W), shows how strong the scooter’s electric motor is. Why it matters: Higher wattage usually means better acceleration, more torque, and improved performance on hills or rough terrain. For example, a 250W motor is good for flat city roads and light riders, while a 500W or 1000W motor provides more power for faster speeds or climbing steep inclines. | 350 W rated, up to 700 W peak |
| Top Speed The Top Speed indicates the maximum speed that the scooter can reach under optimal conditions. It’s usually measured on level ground with a fully charged battery and an average rider weight. A higher top speed allows you to travel longer distances faster, but always ensure you ride within legal speed limits and your personal comfort zone for safety. | Up to ~32 km/h (20 mph) |
| Battery Capacity Battery Capacity refers to the total amount of energy the scooter’s battery can store, usually measured in ampere-hours (Ah) or watt-hours (Wh). A higher battery capacity means you can ride longer distances on a single charge, reducing the need for frequent recharging. Keep in mind that actual range can vary depending on rider weight, terrain, speed, and weather conditions. | 451.2 Wh (48 V, 9.4 Ah) |
| Estimated Range per Charge The Estimated Range per Charge indicates the average distance the scooter can travel on a single full battery charge. This range is calculated under optimal conditions, such as flat terrain, moderate speed, and average rider weight. Real-world range may vary depending on riding style, terrain, weather, and load. A longer range means fewer recharges and greater freedom for longer trips. | ~50 km (31 mi) claimed; real‑world ~24 km |
| Hill Climb Ability Hill Climb Ability describes the maximum incline or slope that the scooter can handle while maintaining stable performance. It’s typically expressed as a percentage or in degrees. A higher hill climb rating means the scooter can tackle steeper hills without losing too much speed or power. Actual climbing performance may vary based on rider weight, battery charge, and terrain conditions. | Up to ~20% incline |
| Drive System The Drive System refers to how power from the motor is delivered to the wheels. Electric scooters typically use either a hub motor (directly integrated into the wheel) or a chain/belt drive system. A high-quality drive system ensures smooth acceleration, efficient power transfer, and low maintenance. The choice of drive system affects performance, noise level, and overall ride experience. | Rear-wheel hub motor |
Charging & Electrical
| Charging Time Charging Time indicates how long it takes to fully recharge the scooter’s battery from empty to 100% using the standard charger provided. Faster charging means less downtime and more time on the road. Actual charging time may vary slightly depending on battery capacity, charger output, and environmental conditions. | Around 5 hours |
| Battery Type Battery Type refers to the specific technology used in the scooter’s battery, which affects performance, lifespan, weight, and charging time. Most modern electric scooters use high-quality lithium-ion (Li-ion) batteries because they offer a good balance of energy density, durability, and low maintenance. A reliable battery type ensures consistent power delivery and longer riding ranges. | NIU Energy lithium‑ion (48 V, 21700 cells) |
| Removable Battery A Removable Battery means the battery pack can be easily detached from the scooter for convenient charging and replacement. This feature allows you to charge the battery separately, swap it with a spare for extended range, or securely store it indoors in extreme weather. Removable batteries add flexibility and make it easier to keep your scooter powered up wherever you are. | No |
| Regenerative Braking Regenerative Braking is an energy-saving feature that converts some of the energy normally lost during braking back into battery power. When you slow down or brake, the motor works in reverse to generate electricity, which helps extend the scooter’s range and improves overall efficiency. This system also reduces wear on traditional brake components, leading to lower maintenance over time. | Yes |
| Lighting Lighting refers to the built-in front and rear lights that enhance visibility and safety when riding in low-light conditions or at night. Good lighting helps you see the road ahead and ensures that other road users can see you. Many scooters include LED headlights, taillights, and sometimes brake lights or side reflectors for added safety and compliance with local traffic regulations. | Front “Halo” LED, rear brake light, turn signals, ambient side lights, electric horn |
Build & Dimensions
| Scooter Weight Scooter Weight refers to the total weight of the scooter when fully assembled, including the battery. This affects how easy it is to carry, lift, and store the scooter when not in use. A lighter scooter is more portable and convenient for commuting, especially if you need to carry it upstairs or onto public transport. Keep in mind that a sturdy frame and quality components may add to the weight but also contribute to better durability and ride stability. | Approximately 11.9 kg (26.2 lb) |
| Maximum Rider Weight Maximum Rider Weight indicates the highest rider weight that the scooter is designed to safely support while maintaining optimal performance and stability. Staying within this limit helps ensure reliable acceleration, braking, and climbing ability, and it protects the frame, suspension, and motor from excessive strain. Exceeding the recommended limit may reduce performance and increase wear on components. | Up to 120 kg (264 lb) |
| Deck Size Deck Size refers to the dimensions of the scooter’s standing platform. A wider and longer deck provides more foot space, allowing you to stand comfortably and adjust your stance while riding. A well-sized deck improves balance and stability, especially on longer rides or at higher speeds. Compact decks, on the other hand, help keep the scooter lightweight and portable. | Wide carbon-fiber deck (~7.5″ / 19 cm) |
| Handlebar Height Handlebar Height refers to the distance from the deck to the handlebars, which affects your riding posture and comfort. An appropriate handlebar height helps you maintain good balance, reduces strain on your back and arms, and makes steering more comfortable. Some scooters have adjustable handlebars to fit riders of different heights, while others have a fixed height for a streamlined design. | Fixed, wide (~54 cm) for ergonomic control |
| Folding Mechanism The Folding Mechanism describes how easily and securely the scooter can be folded for carrying and storage. A well-designed folding system lets you quickly collapse the scooter into a compact size, making it convenient to transport on public transit, store under a desk, or fit into a car trunk. Look for sturdy latches and safety locks to ensure the scooter stays firmly in place when folded or unfolded. | Yes |
| Dimensions Folded Dimensions indicate the size of the scooter when it’s fully folded. This measurement shows how much space the scooter will take up when stored or carried, making it easier to check if it will fit in your car trunk, under a desk, or in a closet. Compact folded dimensions are ideal for commuters who need to bring their scooter on public transport or store it in tight spaces. | Ultra‑compact with flat-fold handlebars (~48 cm) |
| Material Material refers to the primary construction materials used for the scooter’s frame and key components. High-quality materials like aircraft-grade aluminum, reinforced steel, or durable composites provide strength, stability, and a lighter overall weight. A sturdy material ensures the scooter can handle daily wear and tear while maintaining safety and performance. | Carbon fiber (70%) and magnesium alloy chassis |
Safety & Control
| Brake Type(s) Brake Type(s) describe the braking systems the scooter uses to help you slow down or stop safely. Common brake types include mechanical brakes (like drum or disc brakes), electronic brakes, and foot brakes. Many scooters combine multiple braking systems for added safety and shorter stopping distances. The type and quality of brakes affect your control, especially when riding at higher speeds or on slopes. | Front mechanical disc brake + rear regenerative brake |
| Suspension Suspension refers to the system that absorbs shocks and vibrations while riding, providing a smoother and more comfortable ride over uneven or rough surfaces. Scooters may have front suspension, rear suspension, or dual suspension for better shock absorption and stability. Good suspension helps reduce rider fatigue and improves control, especially when riding on bumpy roads or off-road paths. | None—relies on tire and frame comfort design |
| Tire Type Tire Type refers to the kind of tires the scooter uses, which directly affects ride comfort, traction, and maintenance. Common types include solid (airless) tires, pneumatic (air-filled) tires, or hybrid options. Pneumatic tires offer better shock absorption and a smoother ride on rough surfaces, while solid tires are puncture-proof and require less upkeep. The right tire type helps ensure safe handling and a comfortable ride in different conditions. | 9.5″ tubeless pneumatic puncture‑resistant |
| Tire Size Tire Size indicates the diameter and width of the scooter’s tires, which affect ride comfort, stability, and how well the scooter handles different terrains. Larger tires generally offer better shock absorption and a smoother ride over bumps and rough surfaces, while smaller tires keep the scooter lighter and more portable. Choosing the right tire size helps ensure a balance between agility and comfort. | 9.5″ × 2.3″ (241 × 58 mm) front & rear |
| Kickstand The Kickstand is a built-in stand that allows you to park your scooter upright when it’s not in use. A sturdy kickstand keeps the scooter stable and prevents it from tipping over, protecting it from scratches and damage. It also makes storing and accessing your scooter more convenient, whether you’re at home, work, or on the go. | Yes |
| Water Resistance Rating Water Resistance Rating indicates how well the scooter is protected against water and moisture, usually shown as an IP (Ingress Protection) rating. This rating helps you understand whether the scooter can handle light rain, splashes, or wet roads without damage. While most scooters are not fully waterproof, a good water resistance rating adds peace of mind when riding in changing weather conditions. Always avoid deep puddles or submerging the scooter to protect its electrical components. | IP55 (splash and dust resistant) |
Features & Extras
| Display/Console The Display (or Console) shows important real-time information about your ride, helping you monitor your scooter’s status at a glance. Typical displays show speed, battery level, distance traveled, and riding mode. Some models also include additional features like Bluetooth connectivity, app integration, or backlighting for better visibility at night. A clear and easy-to-read display enhances safety and convenience on every trip. | Integrated LED dashboard shows speed, mode, and battery status |
| Ride Modes Ride Modes refer to the different speed and power settings you can choose to match your riding style or road conditions. Common modes include eco for maximum range and energy efficiency, standard for everyday balance, and sport or turbo for higher speed and stronger acceleration. Switching between ride modes allows you to customize performance, conserve battery, and ride safely in various environments. | Adventure modes: E‑Save, Sport, Pedestrian, Dynamic, Cruise Control, plus Custom via app |
| Smart App Connectivity Smart App Connectivity lets you pair your scooter with a dedicated mobile app via Bluetooth. Using the app, you can monitor real-time ride stats like speed, battery level, and range, adjust settings such as ride modes or cruise control, lock the scooter for added security, and sometimes receive firmware updates. This feature adds convenience and allows you to personalize your riding experience right from your smartphone. | Yes |
| Anti-Theft System The Anti-Theft System helps protect your scooter from unauthorized use or theft. This feature can include built-in alarms, electronic motor locks, GPS tracking, or remote locking through a mobile app. A good anti-theft system provides peace of mind when parking your scooter in public spaces, adding an extra layer of security to safeguard your investment. | NFC card unlock, app lock, built-in GPS alarm (estimated from features list) |
| Cruise Control Cruise Control allows you to maintain a steady speed without continuously holding the throttle. This feature makes longer rides more comfortable by reducing hand fatigue and providing a smoother, more relaxed riding experience — especially on flat, open roads or bike lanes. For safety, cruise control can usually be easily activated or deactivated while riding. | Yes |
| Accessories Included Accessories Included lists the additional items that come with the scooter to enhance your riding experience and convenience. Common accessories may include a charger, kickstand, bell, lights, phone holder, or carrying strap. These extras add value by making your scooter safer, easier to use, and ready to ride straight out of the box. | Electric horn, reflectors, charger, user manual |
Warranty & Compliance
| Warranty Period The Warranty Period indicates how long the manufacturer guarantees the scooter against defects in materials and workmanship under normal use. A good warranty provides peace of mind, showing the brand’s confidence in its product quality. Always check what parts are covered, such as the frame, battery, and motor, and follow the maintenance guidelines to keep your warranty valid. | Typically 24 months |
| Certifications Certifications confirm that the scooter meets specific safety, quality, and environmental standards set by recognized organizations or regulatory bodies. Common certifications may include CE, RoHS, UL, or other local compliance marks, depending on your region. These certifications ensure that the scooter is manufactured to high standards and is safe and legal to use in your country. | UL‑2272, CE, IP55 compliant, meets US/EU standards |
Price Comparison
