Quick Analysis
Harley Davidson Fat Boy
19.0 pts
Unweighted: 14 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
KTM 890 DUKE R
12.5 pts
Unweighted: 9 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Air-cooled | Liquid cooled with water/oil heat exchanger |
| Displacement | 1,923 cc | 889 cc |
| Engine Type | Milwaukee-Eight™ 117 Custom | 2-cylinder, 4-stroke, parallel twin |
| Power | 103 HP / 77 kW @ 5020 rpm | 89 kW @ 9250 rpm |
| Torque | 168 Nm @ 3000 rpm | 99 Nm @ 7750 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 18.9 litres | 14 L |
| Mileage | 18.18 Kmpl | 21 kmpl |
Dimensions & Weight |
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| Kerb Weight | 315 | 180 |
| Seat Height | 675 | 834 |
Brakes & Suspension |
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| ABS | Dual-channel ABS | Dual Channel ABS |
| Front Brake | Disc | 2 x Brembo Stylema Monobloc four piston, radially mounted caliper - 320 mm |
| Front Suspension | Dual-bending valve 49 mm telescopic with aluminum fork triple clamps, dual rate spring | WP APEX 43 |
| Rear Brake | Disc | Brembo single-piston floating calliper, brake disc - 240mm |
| Rear Suspension | Hidden, free piston, coil-over monoshock; 43mm stroke, hydraulic preload adjustment | WP APEX - Monoshock |
Tyres & Wheels |
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| Front Tyre | 160/60 R18 | 120/70 - ZR17 |
| Rear Tyre | 240/40 R18 | 180/55 - ZR17 |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Cast aluminum (Lakester) | Alloy |
Features & Technology |
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| Headlight | LED | LED |
Other Specifications |
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| Battery | — | 12V / 10AH |
| Bike Image 1 | https://motoautiv.com/wp-content/uploads/2025/06/Blue.avif | — |
| Bike Image 2 | https://motoautiv.com/wp-content/uploads/2025/06/Grey.avif | — |
| Bike Image 3 | https://motoautiv.com/wp-content/uploads/2025/06/Whiskey-fire.avif | — |
| Cluster | Analog with LCD | — |
| Color Options | Billiard Gray | #6B7074 Vivid Black | #0F0F10 Blue Burst | #1E4D8C Whiskey Fire / Vivid Black | #7A2D1B, #0F0F10 | Atlantic Blue | #2F5D7C, #FF6600 |
| Cons | The Weight Is Impossible to Ignore – Parking, reversing, or making tight U-turns requires more effort than on most motorcycles. The bike feels considerably lighter once moving, but the weight is always present at low speeds. Not a Motorcycle That Enjoys Tight Corners – The Fat Boy is happiest on flowing roads. When the road becomes tight and twisty, its size and geometry become more noticeable. Wind Hits You Directly at Highway Speeds – Without a fairing or windscreen, long highway rides can become tiring because the rider takes the full force of the wind. Can Feel Warm in Traffic – Sitting in slow-moving traffic on a hot day makes the large V-twin's heat more noticeable around the legs. Passenger Comfort Is Average – The stock setup feels more focused on the rider. For frequent two-up riding, many owners look at accessory seats and backrests. Not Built Around Practicality – There is no meaningful storage space, and carrying luggage usually requires additional accessories. Running Costs Are Higher Than Average – Tyres, servicing, insurance, and genuine accessories can all add up compared to smaller motorcycles. Requires Some Experience to Get the Best Out of It – The combination of weight, engine size, and physical dimensions can feel intimidating for riders who are new to large-capacity cruisers. Floorboards Touch Down Earlier Than You Might Expect – Riders who push harder through corners will eventually find the limits of the cruiser-style setup. | High seat height: 834 mm seat height may not be ideal for shorter riders. Limited wind protection: As a naked bike, there’s minimal fairing, so windblast can be fatiguing on fast highway rides. Premium running costs: High-performance parts (tires, brakes) and maintenance could be expensive. Potential reliability concerns: Some users report cam wear or top-end issues over time. Ergonomics trade-off: Sporty, aggressive ergonomics may be tiring over very long rides. Price: Being a high-spec naked bike, its cost is on the higher side, which might limit its appeal to more performance-focused buyers. |
| Detailed Overview | Even among Harley-Davidson’s own motorcycles, the Fat Boy has always been difficult to mistake for anything else. The solid-disc Lakester wheels, broad fuel tank, chunky tyres, and low stance give it a silhouette that looks substantial from every angle. While many cruisers rely on chrome and visual complexity to create an impression, the Fat Boy’s design is built around simple, oversized elements that have remained part of its identity for decades. The motorcycle is based on Harley-Davidson’s Softail platform, which uses a hidden rear suspension arrangement beneath the seat area. From the side, the frame still resembles the rigid hardtail cruisers that inspired it, but underneath there is a modern monoshock setup responsible for absorbing road imperfections. The front suspension uses telescopic forks designed to support the motorcycle’s considerable weight while maintaining stability over varying road surfaces. A 1,923cc Milwaukee-Eight 117 V-twin engine sits prominently in the center of the motorcycle. Rather than encouraging riders to explore the upper reaches of the rev range, the engine develops much of its performance lower down, which influences how the Fat Boy behaves in everyday riding. The motorcycle can accelerate with relatively little throttle input, and the six-speed gearbox allows the engine to remain relaxed during highway travel. The large displacement and V-twin configuration are also major contributors to the motorcycle’s mechanical character and riding feel. Dimensionally, the Fat Boy is a substantial machine. Wide tyres at both ends, a long wheelbase, and a low seat height all contribute to its proportions. The low seating position places the rider close to the ground, while forward-mounted foot controls create the stretched riding posture commonly associated with large American cruisers. Combined with the wide handlebar, the rider’s position is very different from what would be experienced on a roadster or sport motorcycle. The Lakester wheels remain one of the defining visual features of the Fat Boy. Unlike conventional alloy wheels, their solid-disc-inspired design creates a unique appearance that has become closely associated with the model over the years. Alongside the broad tyres and muscular bodywork, these wheels play a significant role in shaping the motorcycle’s overall identity. Technology is present, although it is integrated more discreetly than on Harley-Davidson’s touring motorcycles. Modern versions include selectable riding modes, traction control, and ABS, with certain markets also receiving cornering-sensitive rider-assistance systems. Instead of a large touchscreen display, the Fat Boy uses a compact instrument setup focused primarily on essential riding information. An 18.9-litre fuel tank sits above the engine and forms one of the largest visual elements of the motorcycle. Lighting throughout the motorcycle uses LED technology, while the overall design remains intentionally uncluttered. There are few body panels, minimal visual distractions, and a clear emphasis on exposing the mechanical components that define the motorcycle. The Fat Boy’s specifications reveal a motorcycle shaped around traditional cruiser principles: a large-capacity V-twin engine, long-wheelbase chassis, low seating position, and substantial physical presence. Although modern electronics and engineering have been incorporated over time, the underlying layout remains closely tied to the formula that has defined the model for decades. | The KTM 890 Duke R is built with a focus on keeping the motorcycle compact and responsive, and this is reflected in how its components are arranged. It uses an 889cc, parallel-twin, liquid-cooled engine that produces around 121 bhp and 99 Nm of torque. The engine is paired with a 6-speed gearbox and includes a quickshifter and slipper clutch, which help reduce effort during gear changes. The throttle is controlled through a ride-by-wire system, which adjusts the engine response based on input. The bike is supported by a steel trellis frame that keeps the structure rigid while helping manage weight. With a kerb weight of around 180 kg, it remains relatively light for its category. The seat height is approximately 834 mm, and the 14-litre fuel tank is shaped to fit into the riding position without adding too much bulk. The riding stance is slightly forward-leaning, with wide handlebars that provide control during turns. Suspension duties are handled by WP Apex components. The front uses upside-down forks, while the rear gets a monoshock setup. Both ends are fully adjustable for preload, compression and rebound, allowing changes based on road conditions. The bike runs on alloy wheels fitted with wide tyres, which influence grip and stability during riding. Braking is managed by twin discs at the front and a single disc at the rear. The system includes dual-channel ABS, along with features like cornering ABS and traction control, which help maintain balance under braking and while riding on different surfaces. These systems work automatically in the background. The electronics package includes a TFT display that shows ride modes, system settings and other basic information. It also supports features like cruise control and smartphone connectivity. The design follows a naked layout with minimal bodywork and exposed mechanical parts, keeping the overall structure simple and focused on its intended use. |
| Expert Review | The Fat Boy has always been a motorcycle that prioritizes presence as much as performance. Even by cruiser standards, it feels substantial, whether you're looking at it parked or riding it down the road. The Milwaukee-Eight 117 engine suits the character of the bike perfectly, producing the kind of effortless torque that allows you to ride without constantly thinking about gear selection or engine speed. What stands out most is how planted the motorcycle feels once it's moving. The wide tyres, long wheelbase, and considerable weight create a sense of stability that encourages a relaxed riding style rather than an aggressive one. At the same time, those same traits mean the Fat Boy asks for a bit more effort in slow-speed situations and doesn't feel particularly eager when the road becomes tight and technical. The riding experience is less about chasing performance figures and more about the way the motorcycle delivers its power, carries its weight, and settles into a steady rhythm on open roads. Modern electronics have improved safety and usability, but they remain secondary to the traditional cruiser character that continues to define the Fat Boy., 4.4, MotoAutiv Team | In a market where most premium motorcycles are either fully faired superbikes or relaxed cruisers, the KTM 890 Duke R takes a different route by focusing on a lighter, more aggressive naked format. Its parallel-twin engine and compact design make it feel more suited to riders who prefer sharp handling and quick responses rather than straight-line speed alone. In India, where road conditions and traffic can vary a lot, this kind of setup makes sense for those who want performance but still need some level of control in tighter spaces. At the same time, its positioning places it in a niche where buyers are already familiar with high-performance machines and are looking for something that offers a different riding feel. It also reflects how the premium segment in India is slowly expanding beyond traditional choices, with more riders exploring motorcycles that focus on handling and rider engagement rather than just engine size., 4.3, MotoAutiv Team |
| FAQ (Manual Override) | Q: What type of motorcycle is the Harley-Davidson Fat Boy? A: The Fat Boy is classified as a heavyweight cruiser motorcycle, designed around relaxed riding ergonomics, a large V-twin engine, and long-distance road comfort. Q: Which engine powers the Fat Boy? A: The latest model uses the Milwaukee-Eight 117 V-twin engine paired with a 6-speed gearbox. Q: Is the Fat Boy suitable for long-distance rides? A: Yes. The relaxed ergonomics and torque-rich engine make it capable of covering long distances, although many owners add touring accessories for greater comfort. Q: What is the seat height of the Fat Boy? A: The seat height is approximately 675 mm, making it accessible to a wide range of riders. Q: Does the Fat Boy have cruise control? A: Availability depends on market and model year. Some versions include cruise control, while others may offer it as an accessory. Q: What is the fuel tank capacity of the Fat Boy? A: The motorcycle is equipped with an 18.9-litre fuel tank. Q: Does the Fat Boy have riding modes? A: Yes. Modern versions include selectable riding modes and electronic rider-assistance systems. Q: Is the Fat Boy comfortable for a passenger? A: Occasional two-up riding is possible, but the stock setup is more rider-focused than dedicated touring motorcycles. Q: How is the Fat Boy different from the Breakout? A: The Fat Boy focuses on a broad, muscular cruiser character with solid-disc wheels, while the Breakout adopts a stretched custom-cruiser design with a much wider rear tyre. Q: Does the Fat Boy have traction control and ABS? A: Yes. Modern versions include ABS, traction control, and other rider-assistance technologies. Q: What is the kerb weight of the Harley-Davidson Fat Boy? A: The motorcycle weighs approximately 315 kg in running condition, depending on market specification. Q: Is the Fat Boy beginner-friendly? A: The low seat height helps with accessibility, but the weight, engine size, and overall dimensions make it better suited to riders with some experience. Q: Does the Fat Boy support smartphone connectivity? A: The Fat Boy uses a relatively simple instrumentation setup compared to Harley's touring models, so smartphone integration is limited. Q: What body type does the Fat Boy belong to? A: It is categorized as a cruiser motorcycle, specifically a heavyweight cruiser designed around comfort, torque delivery, and road presence. | Q: What engine does the KTM 890 Duke R have? A: It is powered by an 889 cc parallel twin (LC8c) engine with a bore/stroke of 90.7 mm × 68.8 mm. Q: What are the power and torque figures of KTM 890 Duke R? A: The engine produces about 121 PS (89 kW) at 9,250 rpm and 99 Nm of torque at 7,750 rpm. Q: What is the seat height and weight of KTM 890 Duke R? A: The seat height is 834 mm, and its dry weight is approximately 166 kg (some sources list around 180 kg as “ready to ride”). Q: What is the fuel tank capacity and mileage of KTM 890 Duke R? A: The fuel tank capacity is around 14 litres. The claimed fuel consumption is about 4.74 L/100 km for some variants. Q: What kind of brakes and suspension does the 890 Duke R use? A: It comes with WP APEX 43 mm upside-down front forks and a WP APEX mono-shock at the rear. For brakes, it uses Brembo Stylema calipers with dual 320 mm discs in the front, and a 240 mm disc at the rear. Q: What electronics and rider aids are available in KTM 890 Duke R? A: The 890 Duke R has a modern electronics suite including ride-by-wire, multiple ride modes (Street, Sport, Track, Rain, and Rider), cornering ABS (Bosch 9.1 MP), lean-angle traction control (MTC), Supermoto ABS, and a PASC anti-hopping clutch. Q: What is the frame type and chassis design of KTM 890 Duke R? A: The frame is a chromium-molybdenum steel trellis that uses the engine as a stressed member, which helps reduce weight while providing stiffness and agility. Q: What is the expected first service interval or maintenance requirement? A: While KTM’s official manual should be consulted, many users suggest being careful with break-in; some reports mention limiting revs and usage before first major service / oil change. |
| Fuel System | Fuel Injection | Fuel Injection |
| Price Variants | STD | 2803000 | Standard |1450000 |
| Pros | Instantly Recognizable Design – Few motorcycles are as easy to identify from a distance as the Fat Boy. The solid-disc wheels, wide stance, and muscular proportions give it a presence that stands out even among other cruisers. Torque-Rich Engine Character – The Milwaukee-Eight 117 doesn't need to be revved hard to make progress. A small twist of the throttle is usually enough to get the bike moving with very little effort. Relaxed Riding Position – The low seat, wide handlebar, and stretched-out foot controls create a laid-back riding posture that suits cruising and long hours in the saddle. Feels Stable on Open Roads – Once the bike is moving, its weight starts working in its favour. It feels planted at highway speeds and doesn't get unsettled easily. High-Quality Finish – From the paintwork to the chrome detailing and metal components, the overall fit and finish reflects the premium nature of the motorcycle. Low Seat Height Helps at Stops – Despite being a large motorcycle, the low seat makes it easier for many riders to place both feet firmly on the ground. Modern Electronics Without Changing the Character – Features such as ABS, traction control, and riding modes work in the background without taking away from the traditional cruiser feel. Comfortable Engine for Cruising – The engine settles into a relaxed rhythm at highway speeds and rarely feels stressed during normal riding. | Strong, high-revving engine: The 889 cc parallel-twin makes 121 PS at 9,250 rpm and 99 Nm of torque. Great electronics package: Includes lean-angle traction control, cornering ABS (Bosch 9.1 MP), Supermoto ABS mode, multiple ride modes (Street, Sport, Rain, Track), and optional Track mode. Premium suspension & brakes: Fully adjustable WP APEX 43 mm fork and monoshock, plus Brembo Stylema calipers on 320 mm twin front discs. Agile chassis: The steel trellis frame (engine as a stressed member) gives it a stiff yet flickable character, very suited for spirited riding. Good fuel efficiency for its performance: The spec sheet shows about 4.74 L/100 km fuel consumption. Light weight relative to its power: With a dry weight around 166 kg, it's quite light for a high-performance “R” naked bike, which helps handling and responsiveness. Distinctive and aggressive styling: Sharp design, LED lighting, orange frame, and muscular tank extensions make it visually striking. |
| Starter | Electric | Electric starter |
| Transmission | 6-speed manual | 6 Speed Manual |
