The KTM 390 Duke proves to be a remarkable machine with a top speed of 113 mph. Its lightweight design and stellar handling make it a favorite among urban riders and performance enthusiasts. You'll experience a thrilling ride as it accelerates from 0 to 60 mph in just 4.19 seconds. The bike's responsive power delivery and aerodynamic features enhance stability at high speeds. With adjustable suspension and excellent braking systems, it's built for both comfort and safety. Want to uncover more about what makes this little duke such a standout? There's plenty more to explore about its performance and features.
Key Takeaways
- The KTM 390 Duke achieves a maximum speed of 113 mph under optimal conditions, showcasing its performance capabilities.
- Real-world speeds typically range between 95-105 mph during rides, demonstrating its reliability on the road.
- Acceleration to 60 mph in just 4.19 seconds highlights the bike's responsive power and performance metrics.
- The bike's lightweight construction, weighing 161 kg (without fuel), enhances stability and speed on various terrains.
- Aerodynamic fairing design minimizes wind resistance, contributing to high-speed stability and overall performance.
Lightweight Chassis Design

The KTM 390's lightweight chassis design plays a crucial role in its overall performance and handling. Built with a steel trellis main frame and a pressure die-cast aluminum subframe, it offers a robust yet nimble structure. Weighing in at just 161 kg (without fuel), you'll find that this ultra-lightweight chassis provides impressive stability, allowing you to tackle various terrains with confidence.
Designed with rider ergonomics in mind, the KTM 390 fits comfortably for riders of all sizes. The low center of gravity not only enhances nimble handling but also improves your control during rides. Additionally, the bike is equipped with WP APEX suspension, allowing for customizable settings that cater to both comfort and traction needs.
Adjustable components like the windshield and suspension settings cater to your comfort and traction needs, while the 19" front wheel ensures better handling on diverse surfaces.
The aggressive stance of the chassis, highlighted by visible air intakes and LED lights, adds to its visual appeal. With a central fuel tank that integrates seamlessly into the design, you won't compromise off-road capabilities.
Performance Metrics Breakdown

When it comes to the KTM 390, the performance metrics are impressive, especially with a maximum speed achieved of 113 mph. You'll notice the quick throttle response in each gear, which enhances your riding experience. Plus, the aerodynamic fairing design plays a crucial role in reducing drag and improving stability at high speeds. The bike's new LC4c engine design ensures a smooth power delivery that contributes to its overall performance.
Maximum Speed Achieved: 113 Mph
Achieving a maximum speed of 113 mph on the KTM 390 is no small feat, showcasing the bike's impressive engineering and performance capabilities. This speed is possible under optimal conditions, where factors like rider weight and weather play significant roles.
When you push the KTM RC 390, it can hit 112.5 mph, just shy of the 113 mph mark, while the KTM 390 Duke reaches around 106.3 mph, with some riders reporting speeds up to 110 mph. Both bikes achieve these top speeds in top gear, typically around 10,000 rpm for the RC 390 and 8,500 rpm for the Duke. It's important to note that aerodynamic limitations, such as the small screen and the difficulty in achieving a proper tuck, can hinder top speed. The RC 390's lightweight design plays a crucial role in enhancing agility and performance against its competitors.
In real-world riding, expect to maintain speeds between 95-105 mph on short straights and during corner transitions. The focus on torque over peak power, especially for the Duke, contributes to its overall speed capabilities as well.
In essence, the KTM 390 series delivers an exhilarating experience, blending speed and agility into a compact package.
Throttle Response in Gear
Throttle response plays a crucial role in how the KTM 390 performs in various riding conditions.
You'll notice that the throttle response is particularly sharp, especially from a closed position to about 20% open. This makes for an engaging ride, but keep in mind that there can be mild play in the throttle that might cause some jerkiness. Fortunately, this can be adjusted at your service center for a smoother feel.
When you're in lower gears, especially below 5000 rpm, the engine provides a flat torque curve, allowing for responsive acceleration. Regular throttle cable checks can also enhance the overall performance and smoothness of the ride.
Once you hit the 5000-6000 rpm range, you'll feel a noticeable surge in power, particularly in first gear. This midrange power delivery, especially between 4000-8000 rpm, enhances your riding experience.
If you're experiencing any throttle response lag, adjustments during your next service can help.
Fine-tuning aspects like throttle play and using a piggyback ECU can significantly improve how the bike behaves, especially at low speeds.
Proper gear changes and effective clutch use also contribute to minimizing jerkiness, making your ride smoother and more enjoyable.
Aerodynamic Fairing Design
The aerodynamic fairing design of the KTM RC 390 significantly enhances its performance metrics, particularly when compared to the naked KTM 390 Duke. This fairing reduces wind resistance, allowing the RC 390 to achieve a top speed of around 111 km/h, which is about 5 km/h faster than the Duke 390. High-speed stability improves, making lane changes at speed feel effortless.
Plus, the design redirects hot air away from your legs, boosting comfort during spirited rides.
While the RC 390 reaches 0-100 km/h in 5.68 seconds—just behind the Duke 390's 5.61 seconds—the difference is minimal. The real advantage lies in high-speed handling and fuel efficiency, as reduced drag translates to better overall performance metrics. Additionally, the RC 390's 43 mm WP APEX front fork provides exceptional handling and stability during aggressive maneuvers.
The RC 390 excels in wind-tunnel tests, minimizing turbulence and enhancing aerodynamics, an area where the Duke falls short.
With a lightweight trellis frame and advanced suspension setup, the RC 390's design fosters incredible stability at high speeds. Overall, the fairing's role in improving airflow and maintaining optimal engine temperatures is crucial for consistent performance, making the RC 390 a standout choice for both track and high-speed riding.
Comfortable Riding Position Noted

A comfortable riding position is one of the standout features of the KTM 390. You'll appreciate the upright riding stance that gives you excellent visibility down the road, boosting your confidence on every ride.
The seat height of 855mm might present a challenge for shorter riders wanting to plant both feet flat, especially since the seat is quite wide. However, the tapered aluminum handlebars ensure a comfortable reach, allowing for a relaxed grip.
This bike's neutral seating position strikes a balance, providing a moderate angle to your legs, which supports both leisurely touring and spirited cornering. You'll find that the operability is exceptional, with large contact surfaces enhancing control and feedback, similar to larger motorcycles. The impressive engine performance, with 44hp adequate for cruising(44hp) at 70mph, further adds to the enjoyable riding experience.
The well-designed hands, backside, and feet triangle helps maintain comfort during long rides. Adjustable levers on both sides cater to different hand sizes, while good wind protection adds to your overall comfort.
Although standing on the KTM 390 can be tricky due to the forward-angled footpegs, you'll find that the road-oriented ergonomics keep you grounded and engaged during your adventures.
Owner Experiences: Insights & Feedback

Many owners rave about their experiences with the KTM 390 Duke, highlighting its thrilling performance and engaging ride. With a punchy 373cc engine, you'll love the exhilarating acceleration, especially when shifting through the first three gears. The bike's responsiveness makes city riding and navigating twisty roads a blast, as you feel the surge in power between 5000 and 6000 rpm. Owners appreciate how quickly it reaches 60 mph in just 4.19 seconds, making it a fun experience. The handling is another highlight; the Trellis frame gives you stability and confidence as you tackle corners. Additionally, the bike's lightweight construction contributes to its agility and maneuverability in various riding conditions.
While some note the heavy clutch can be a hassle in traffic, it's manageable for most. The bike's top speed of around 106.3 mph might be electronically limited, but many riders have reported hitting 110 mph under optimal conditions. However, some feedback points to minor drawbacks like the instrument cluster being hard to read in direct sunlight and the engine feeling a bit lumpy below 3k RPM. Overall, most owners find that the KTM 390 Duke provides an exciting riding experience that outweighs these concerns.
Market Positioning Against Rivals

Positioned for performance enthusiasts, the KTM 390 Duke stands out in a competitive market filled with capable rivals. Its aggressive styling, based on a trellis frame, draws attention with features like sharp tank shrouds and an underbelly exhaust.
In comparison, the TVS Apache RTR 310 offers a sporty look but leans more towards practicality with its unique design elements. Meanwhile, the Triumph Speed 400 embraces a modern classic aesthetic, lacking the aggressive edge of the Duke and Apache.
When it comes to features, the 390 Duke leads with adjustable forks, a 5-inch TFT display, quickshifter, and advanced riding modes. The TVS Apache matches some of these features, such as cornering ABS, but still doesn't quite reach the Duke's level of sophistication. The KTM 390 Duke has set performance standards in the sub 500cc segment since its launch in 2013. Additionally, the motorcycle's design and capabilities reflect the growing trend of AI integration in enhancing user experience.
On performance, the KTM dominates with 42 horsepower and a top speed of 106.3 mph, while the Apache, though competitive, is tuned for a more balanced approach.
In terms of pricing, the Duke is positioned as a high-performance option at Rs. 3.11 lakh, appealing to those who crave premium features and exhilarating rides, while the Apache and Speed 400 cater to more budget-conscious riders.
Performance-Boosting Aftermarket Parts

Upgrading your KTM 390 Duke with performance-boosting aftermarket parts can significantly enhance its capabilities on the road.
One of the most impactful modifications you can make is ECU tuning, using options like the Powertronics PIGGYBACK ECU or Power Commander 5. These tools optimize engine performance and fuel efficiency. Additionally, the KTM 390 Duke's 373.2cc single-cylinder engine is known for its high performance, making it an excellent candidate for such modifications.
Pair that with an upgraded air filter, such as BMC or Pipercross, to improve airflow and induction noise.
For enhanced power output, consider installing an Akrapovic slip-on exhaust or a Tyga dual exhaust. They facilitate better exhaust flow, contributing to overall performance.
Don't forget to upgrade your spark plugs to NGK Iridium or ceramic options for improved ignition.
On the braking side, a Brembo radial brake master cylinder and upgraded brake pads will enhance your stopping power.
Suspension enhancements, like an OHLINS mono shock, will give you better handling and stability.
If you want quicker gear shifts, install a quick shifter, and consider adjusting sprocket teeth for optimized torque.
With these performance-boosting aftermarket parts, you'll transform your KTM 390 Duke into a more agile and powerful machine.
Cost and Dealer Locations

When considering the cost of a 2024 KTM 390 Duke, you'll find it priced at $5,149.00 in Arlington, Texas, which includes taxes and title fees, along with a $125.00 document fee. The motorcycle is equipped with a 399 cc LC4c engine for enhanced performance, making it an excellent choice for riders seeking power and agility.
If you're looking at the 2023 model, the MSRP is $5,899.00 in Hayward, California, but you could snag an EBMS discount of $1,500.00.
For dealer locations, Straight Line Motorsports Racing in Arlington is a primary dealer for KTM motorcycles. If you're in California, East Bay Motorsports is another option.
You can easily find other dealers using KTM's dealer locator tool on their official website, which lists over 2,500 locations worldwide.
Keep in mind that if you're an out-of-state buyer, a $100.00 document fee applies, and there's a 3% charge for credit card payments.
After your purchase, you'll appreciate the extensive parts selection at Straight Line Motorsports, as they offer both OEM and aftermarket options. They also provide custom graphics and a customer loyalty discount on parts, enhancing your ownership experience.
Urban Commuter Enthusiast

As you explore the KTM 390 Duke's impressive performance and features, it becomes clear why it appeals to urban commuter enthusiasts. Its lightweight chassis, weighing just 149 kg (328.5 lbs), makes weaving through tight city streets feel effortless. City bikes like the Duke are designed to offer a convenient and time-saving alternative for navigating urban environments. In addition to its agility, the Duke also emphasizes the importance of emotional alignment for riders, enhancing the overall experience on the road.
With a 0-60 mph time of just 4.19 seconds, you'll experience rapid acceleration that helps you zip away from stoplights and navigate congested traffic with ease. The Duke's upright ergonomics and well-padded seat ensure a comfortable ride, allowing you to tackle your daily commute without fatigue. The adjustable WP suspension offers the flexibility to fine-tune your bike's handling, making it perfect for varying road conditions. Moreover, just like how STEM education fosters critical thinking skills, the Duke's design encourages riders to think creatively about urban navigation.
Plus, the ride-by-wire throttle provides smooth power delivery, enhancing your control in urban environments. With advanced features like a quick-shifter and cornering ABS, you can enjoy a seamless riding experience while maintaining safety.
The impressive fuel economy of around 62.9 mpg means you can spend less time at the pump and more time on the road.
Frequent Oil Leak Concerns

Oil leaks are a common concern for KTM 390 Duke owners, and addressing them promptly can save you from costly repairs down the line.
You should be aware of the typical sources of these leaks, such as worn seals and gaskets, especially around the valve cover and oil pan. Loose or damaged oil filters can also contribute, so regular oil changes are essential for maintaining their condition. One common issue in these bikes is the clutch cover gasket, which can be a source of leaks if not properly maintained.
Keep an eye on your piston rings and engine block; wear can lead to leaks into the combustion chamber. Additionally, check for cracks due to overheating and inspect oil plugs for any looseness.
Don't forget the crankshaft and shift shaft seals; if they're dried out, they'll likely leak oil.
Performing regular maintenance, like torque checks on bolts and monitoring oil levels, is crucial. Conduct visual inspections of your engine area to catch leaks early.
If the low oil pressure sensor activates, it's a sign of significant oil loss. Remember, oil leaks mightn't always leave visible traces, so staying vigilant is key to keeping your KTM 390 Duke in top condition.
Robust Braking System Features

Safety is paramount for any rider, and the KTM 390 Duke's robust braking system delivers confidence in every situation. Equipped with effective disc brakes at both the front and rear, this bike ensures you can stop when needed. The dual-channel ABS enhances stability and control, preventing wheel lock-up during sudden braking.
You'll appreciate the added brake assist feature, which boosts braking performance, especially in critical moments. The slipper clutch further protects against rear wheel lock-up during aggressive downshifting, giving you peace of mind as you navigate tricky roads. With a kerb weight of 168.3 kg, the bike's overall design contributes to its agility and braking effectiveness.
Although cornering ABS isn't standard on the 390 Duke, the system remains reliable, enabling you to use full braking power confidently. Integrated controls, including a hazard warning indicator, ensure you can signal emergencies swiftly.
The ergonomic design of the braking controls makes them easy to access, enhancing comfort while riding. Plus, the digital instrumentation provides clear feedback, helping you stay aware of your speed and braking performance.
With radial tyres and an integrated traction control system, the KTM 390 Duke's braking setup combines to offer impressive stopping power and safety. You're in good hands, ready to tackle any ride with assurance.
Impressive Agility in Corners

Typically, the KTM 390 Duke impresses with its agility in corners, making it a favorite among riders seeking a thrilling experience. You'll find that its lightweight construction and responsive handling let you tackle tight, twisty back roads with ease. As you lean into a corner, the bike's stability at speed remains unfazed, allowing you to maintain confidence even at higher velocities. Effective cornering is all about technique. Approach each turn with a stable, upright bike and a slightly open throttle, keeping your eyes focused ahead. As you lean into the corner, adding a touch of throttle helps maintain speed and balance, preventing any jerks when you reapply power. The lean-sensitive rider aids, including cornering ABS and traction control, enhance your experience by adjusting braking and traction based on your lean angle, adding a layer of safety. With Michelin Power 6 tires, the 390 Duke's grip is exceptional, making it an ideal companion for both seasoned riders and newcomers. The bike's midrange power aids in smooth exits, ensuring that you can enjoy every twist and turn with confidence. Additionally, the KTM 390 Duke's 373 cc single-cylinder engine provides an exhilarating power delivery that complements its agile handling. Get ready to embrace the exhilarating agility of the KTM 390 Duke!
Frequently Asked Questions
What Is the Fuel Tank Capacity of the KTM 390 Duke?
The fuel tank capacity of the KTM 390 Duke is 15 liters.
This generous size allows you to ride longer without frequent stops for refueling.
You'll appreciate the balance between performance and efficiency that this bike offers, making it perfect for both city commuting and spirited rides.
With its sporty design and powerful engine, you'll find that the 390 Duke is a great companion for any adventure you embark on.
How Does the KTM 390 Duke Perform in Wet Conditions?
The KTM 390 Duke performs impressively in wet conditions, thanks to its agile handling and Metzeler M5 Sportec tyres, which enhance grip.
You'll appreciate the 800 mm seat height and light clutch action, making it easy to maneuver in tight spaces.
Utilize the Rain riding mode for smoother throttle response, and remember that traction control and ABS will help maintain stability.
Just dress appropriately and ride smoothly to ensure safety and comfort.
What Safety Features Are Included in the KTM 390 Duke?
The KTM 390 Duke boasts several impressive safety features designed to enhance your riding experience.
You'll benefit from the Anti-lock Braking System (ABS) and Brake Assist, ensuring controlled stops.
The Slipper Clutch and Traction Control System help prevent wheel slip during aggressive riding.
You'll also appreciate the Automatic Headlight On (AHO) for visibility and various riding modes tailored to your preference.
All these elements work together to keep you safe on the road.
Is the KTM 390 Duke Beginner-Friendly for New Riders?
Yes, the KTM 390 Duke is beginner-friendly for new riders.
Its lightweight build makes it easy to handle, allowing you to maneuver effortlessly, even at low speeds. With a manageable power-to-weight ratio, you'll feel in control and confident.
The bike's compact design and adjustable suspension enhance comfort, making it perfect for cruising or city riding.
Plus, its durable construction means it can withstand minor drops, easing worries for those just starting out.
What Colors Are Available for the KTM 390 Duke?
The KTM 390 Duke is available in two standard colors: Electronic Orange and Atlantic Blue.
If you're looking for something vibrant, the Electronic Orange pops with energy, while the Atlantic Blue offers a sleek, cool vibe.
Keep in mind that color options can change with model years or special editions, so it's worth checking for any new variations.