Comparing the Harley Davidson Fat Boy and the KTM 390 DUKE side by side helps you weigh how each motorcycle fits your riding needs before you decide. In terms of pricing, the Harley Davidson Fat Boy is available at ₹2,590,000, while the KTM 390 DUKE is priced at a price on request. On the engine front, the Harley Davidson Fat Boy comes with a 1,923 cc unit compared to the KTM 390 DUKE's 398.63 cc, producing 103 HP / 77 kW @ 5020 rpm and 33.8 kW @ 8500 rpm respectively. Fuel efficiency stands at 18.18 Kmpl for the Harley Davidson Fat Boy versus 30 kmpl for the KTM 390 DUKE. The full specification, pricing and feature breakdown for both motorcycles is available in the table below.
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Air-cooled | Liquid cooling with radiator |
| Displacement | 1,923 cc | 398.63 cc |
| Engine Type | Milwaukee-Eight™ 117 Custom | Single Cylinder, Liquid Cooled, DOHC, FI Engine |
| Power | 103 HP / 77 kW @ 5020 rpm | 33.8 kW @ 8500 rpm |
| Torque | 168 Nm @ 3000 rpm | 39 Nm @ 6500 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 18.9 litres | 15 L |
| Mileage | 18.18 Kmpl | 30 kmpl |
Dimensions & Weight |
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| Kerb Weight | 315 | 168.3 |
| Seat Height | 675 | 820 |
Brakes & Suspension |
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| ABS | Dual-channel ABS | Dual-channel ABS with SUPERMOTO mode |
| Front Brake | Disc | 320 mm Disc with Radially mounted calliper |
| Front Suspension | Dual-bending valve 49 mm telescopic with aluminum fork triple clamps, dual rate spring | 5-click Compression & Rebound adjustable, Open Cartridge, WP APEX USD forks, 43mm diameter |
| Rear Brake | Disc | 240 mm Disc with Floating calliper |
| Rear Suspension | Hidden, free piston, coil-over monoshock; 43mm stroke, hydraulic preload adjustment | Adjustable WP APEX Monoshock, 5-step Rebound damping, 10-step preload adjustable |
Tyres & Wheels |
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| Front Tyre | 160/60 R18 | 110/70 - ZR17 |
| Rear Tyre | 240/40 R18 | 150/60 - ZR17 |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Cast aluminum (Lakester) | Alloy |
Features & Technology |
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| Headlight | LED | Full Split LED Headlamp |
Other Specifications |
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| Battery | — | 12 V, 8 AH MF battery |
| Bike Image 1 |
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| Bike Image 2 |
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| Bike Image 3 |
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| Cluster | Analog with LCD | 5" TFT dash display |
| Color Options | Billiard GrayVivid BlackBlue BurstWhiskey Fire / Vivid Black | GUN METAL GREYELECTRONIC ORANGEATLANTIC BLUE |
| Fuel System | Fuel Injection | Fuel Injection |
| Price Variants | STD | 2803000 | Standard | 339002 |
| Starter | Electric | Self Start Only |
| Transmission | 6-speed manual | 6 Speed Manual |










