KTM Duke 390 is an entry-level premium bike, which is suitable for daily city commutes and performance riding. This is thanks to the Duke 390’s mileage. With an effective mileage score of 28-30 km/l, this bike finds the perfect balance between efficiency and performance. Understanding the mileage of the KTM Duke 390 is essential for owners to calculate the running cost of the bike, check for internal damages that affect mileage and also to calculate the fuel cost of the bike, which you will understand through this page.
The KTM 390, first launched in India in 2013, quickly gained popularity for offering premium performance at an accessible price. Equipped with a 373cc single-cylinder engine, it blends sporty power with practical everyday usability. Features like ride-by-wire, dual-channel ABS, slipper clutch, and TFT display make it a tech-rich choice in its segment. Despite its aggressive performance, the bike manages a respectable mileage, making it an efficient option for riders who want both thrill and fuel economy in one package.
The KTM Duke 390 was first launched in India in 2013 and has since evolved into one of the most popular performance street bikes in the country. Known for its aggressive design, lightweight frame, and ride-by-wire technology, it offers features like a TFT display, quick-shifter, and dual-channel ABS. While its thrilling power delivery is its main attraction, the KTM Duke 390 mileage of about 25 to 30 km/l ensures it remains practical for daily use as well. Riders often appreciate the Duke 390 mileage as it strikes a good balance between sporty performance and efficiency.
Below is a table summarising the mileage of the KTM Duke 390 variants and real-world observations:
| Variant | ARAI-Certified Mileage of Duke 390 | User-Reported Mileage of Duke 390 |
|---|---|---|
| All KTM Duke 390 variants | ~ 28.9 kmpl | ~ 25-30 kmpl | KTM Duke 390 ABS (2020-2023) | ~ 29.5 kmpl | 25-30 km/l |
Disclaimer: The ARAI/claimed mileage of the TM Duke 390 is measured under ideal laboratory conditions and may not reflect real-world riding conditions. Actual Duke 390 mileage depends heavily on riding style, traffic, terrain, maintenance, and load.
Checking Duke 390’s real mileage is important because it helps you budget for fuel, plan maintenance and spot early mechanical issues. Accurate KTM Duke 390 mileage data also informs resale value and insurance decisions, so it’s worth measuring it properly.
Tip: keep tyre pressure, chain tension and pillion load consistent between runs.
The fuel cost calculator for KTM Duke 390 helps you budget monthly running costs and compare ownership alternatives. You can calculate Duke 390 fuel costs using the mileage of the bike, and combining it in a formula and lets calculate the fuel cost of KTM Duke 390 for a month:
Fuel required (litres) = Distance travelled (km) ÷ Mileage (km/l)
Fuel cost (₹) = Fuel required (litres) × Fuel price (₹/litre)
Assumptions (example)
Step-by-step arithmetic (digit-by-digit):
So the total fuel cost of a Duke 390 per month as per the calculation is - For ~800 km at 27 km/l and ₹110/l, monthly fuel cost ≈ ₹3,259.
By using some neat tips and tricks, you can improve the mileage of the Duke 390:
Keep the engine between 4,000 to 6,000 RPM for city riding. This balance avoids frequent gear shifts while preventing fuel-guzzling high revs.
Regular servicing with high-grade synthetic engine oil reduces friction and improves overall Duke 390 mileage.
A well-lubricated chain and correctly inflated tyres cut rolling resistance, helping every drop of fuel go further.
Gentle acceleration and gradual braking maintain a smoother fuel flow, improving the mileage of Duke 390 even on city roads.
Instead of clutch-heavy braking, let the engine assist in slowing down—it reduces wastage of fuel during gear changes.
For the KTM Duke 390, the mileage of Duke 390 plays an indirect role in determining bike insurance. A fuel-efficient motorcycle often has lower running costs, encouraging responsible riding habits that reduce the chances of wear, tear, and frequent claims. Insurers may consider this while assessing risk, meaning a bike with optimised mileage of Duke 390 can help you maintain lower long-term premiums through safer riding and fewer claim records. Also, PAYD bike insurance premium is calculated based on the total mileage (total distance travelled) by your KTM Duke 390, meaning - a lower mileage will fetch you discounts on premiums.
Duke 390 mileage can range from 25 to 29 km/l, depending on the user and riding conditions.
By following manufacturer instructed oils, tyre pressure, riding at a specific speed for maximum efficiency and regular maintenance,, you can improve your Duke 390 mileage.
Although KTM Duke 390 serves a higher end and premium bike, it cannot compete with commuter bike mileage scores.
It is recommended to service your Duke 390 bike at least once a year.
The Duke 390 can reach a top speed of approximately 167 km/hr, making it one of the fastest bikes in its segment.
For optimal Duke 390 mileage, regular servicing every 6,000 km or 12 months (whichever comes first) is recommended, including chain lubrication, air filter cleaning, and engine checks.
Yes, on highways, the Duke 390 delivers better efficiency, often around 28–30 km/l, as steady cruising reduces fuel consumption compared to city riding.
