Comparing the Harley Davidson Fat Boy and the Honda SP 125 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 Honda SP 125 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 Honda SP 125's 123.94cc, producing 103 HP / 77 kW @ 5020 rpm and 8 kW (≈10.87 PS) @ 7500 rpm respectively. Fuel efficiency stands at 18.18 Kmpl for the Harley Davidson Fat Boy versus 63 kmpl for the Honda SP 125. 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 | Air cooled |
| Displacement | 1,923 cc | 123.94cc |
| Engine Type | Milwaukee-Eight™ 117 Custom | 4-Stroke, SI Engine |
| Power | 103 HP / 77 kW @ 5020 rpm | 8 kW (≈10.87 PS) @ 7500 rpm |
| Torque | 168 Nm @ 3000 rpm | 10.9 Nm @ 6000 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 18.9 litres | 11L |
| Mileage | 18.18 Kmpl | 63 kmpl |
Dimensions & Weight |
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| Kerb Weight | 315 | 116-117 |
| Seat Height | 675 | 790 |
Brakes & Suspension |
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| ABS | Dual-channel ABS | No, Combined Braking System (CBS) |
| Front Brake | Disc | Drum 130 mm / Disc 240 mm (variant based) |
| Front Suspension | Dual-bending valve 49 mm telescopic with aluminum fork triple clamps, dual rate spring | Telescopic Fork |
| Rear Brake | Disc | Drum 130mm |
| Rear Suspension | Hidden, free piston, coil-over monoshock; 43mm stroke, hydraulic preload adjustment | Hydraulic Type with 5-step adjustable preload |
Tyres & Wheels |
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| Front Tyre | 160/60 R18 | 80/100-18 M/C 47P |
| Rear Tyre | 240/40 R18 | 100/80-18 M/C 53P |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Cast aluminum (Lakester) | Alloy Wheels |
Features & Technology |
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| Headlight | LED | LED |
Other Specifications |
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| Battery | — | 12 V, 5.0 Ah |
| 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 | Digital Speedometer, Gear Position Indicator, Fuel Gauge, Odometer, Trip Meter (Trip A / Trip B), Real-time Fuel Economy, Average Fuel Economy, Distance to Empty (Range) Eco Indicator, Clock, Service Reminder / Warning indicators |
| Color Options | Billiard GrayVivid BlackBlue BurstWhiskey Fire / Vivid Black | Pearl Igneous BlackImperial Red MetallicMatte Axis Grey MetallicPearl Siren BlueMatte Marvel Blue Metallic |
| Fuel System | Fuel Injection | PGM-FI (Fuel Injection) |
| Price Variants | STD | 2803000 | STD | 87878 | Drum brake, Fully digital meter DLX | 95465 | Front Disc Brake, TFT / Advanced Meter |
| Starter | Electric | Self/Kick |
| Transmission | 6-speed manual | 5 Speed Manual |











