Quick Analysis
Bajaj Dominar 400
18.5 pts
Unweighted: 14 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
Harley Davidson Fat Boy
16.5 pts
Unweighted: 10 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Liquid‑cooled | Air-cooled |
| Displacement | 349.13 cc | 1,923 cc |
| Engine Type | Single cylinder, DOHC, 4‑valve, Fuel Injected | Milwaukee-Eight™ 117 Custom |
| Power | 40.6 PS @ 9000 rpm | 103 HP / 77 kW @ 5020 rpm |
| Torque | 33.2 Nm @ 7500 rpm | 168 Nm @ 3000 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 13 L | 18.9 litres |
| Mileage | — | 18.18 Kmpl |
Dimensions & Weight |
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| Kerb Weight | 190 | 315 |
| Seat Height | 800 | 675 |
Brakes & Suspension |
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| ABS | Dual‑channel ABS | Dual-channel ABS |
| Front Brake | Disc (320 mm) with dual-channel ABS | Disc |
| Front Suspension | Telescopic, 43 mm USD Fork, Wheel Travel - 135 mm | Dual-bending valve 49 mm telescopic with aluminum fork triple clamps, dual rate spring |
| Rear Brake | Disc (230 mm) with dual-channel ABS | Disc |
| Rear Suspension | Multi-step Adjustable Mono Shock with Nitrox, Wheel Travel - 110 mm | Hidden, free piston, coil-over monoshock; 43mm stroke, hydraulic preload adjustment |
Tyres & Wheels |
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| Front Tyre | 110/70‑17 tubeless | 160/60 R18 |
| Rear Tyre | 150/60‑17 tubeless | 240/40 R18 |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Alloy | Cast aluminum (Lakester) |
Features & Technology |
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| Headlight | Full‑LED with Auto Headlamp On (AHO) | LED |
Other Specifications |
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| Battery | 12 V, 8 Ah VRLA | — |
| Bike Image 1 | https://motoautiv.com/wp-content/uploads/2025/07/D400-Green.avif | 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 | Bonded digital LCD with turn‑by‑turn navigation | Analog with LCD |
| Color Options | Aurora Green | #4A5D23 Charcoal Black | #232323 | Billiard Gray | #6B7074 Vivid Black | #0F0F10 Blue Burst | #1E4D8C Whiskey Fire / Vivid Black | #7A2D1B, #0F0F10 |
| Cons | Heavy Kerb Weight – The motorcycle remains noticeably heavier than many rivals, especially during parking manoeuvres, low-speed riding, and congested city traffic. Heat Felt in Slow Traffic – The larger liquid-cooled engine can generate noticeable heat around the rider's legs during prolonged stop-and-go conditions. Fuel Efficiency Lower Than Smaller Motorcycles – Compared to 250cc and commuter-oriented motorcycles, fuel consumption is relatively higher, particularly during aggressive riding. Less Agile in Urban Conditions – While highly stable on highways, the motorcycle can feel less nimble than lighter street bikes in tight traffic situations. 13-Litre Fuel Tank Could Be Larger for Touring – Riders covering long highway distances may prefer a larger fuel tank to reduce the frequency of refuelling stops. Weight May Challenge New Riders – The motorcycle's size, power output, and kerb weight can take time to get used to for inexperienced riders. Premium Maintenance Costs – Tyres, brake components, and routine servicing generally cost more than those of smaller-capacity motorcycles. Advanced Electronics Still Limited – Some competitors now offer ride-by-wire throttles, TFT displays, multiple riding modes, and traction control systems that are absent on the Dominar 400. Suspension Setup Prioritizes Stability Over Agility – The motorcycle focuses more on highway comfort and stability than sharp cornering responsiveness. | 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. |
| Detailed Overview | Long highway stretches are where the Bajaj Dominar 400 feels most at home. Unlike motorcycles that focus primarily on urban commuting or outright sport riding, the Dominar 400 is built around the idea of covering distance while maintaining comfort and stability. Its substantial dimensions, muscular fuel tank, upright riding posture, and touring-oriented equipment create a motorcycle that is equally capable of handling daily travel and extended weekend rides. At the heart of the motorcycle is a 349cc single-cylinder, liquid-cooled DOHC engine that produces around 40 PS of power and 33.2 Nm of torque. Paired with a six-speed gearbox, the engine delivers performance across a broad rev range, allowing riders to accelerate confidently, maintain highway cruising speeds, and overtake slower traffic without frequent downshifts. The liquid-cooling system helps regulate engine temperatures during demanding riding conditions, while fuel injection contributes to smooth throttle response and consistent power delivery. The motorcycle’s overall design reflects its touring-focused nature. A compact windscreen sits above the LED headlamp, helping reduce wind pressure on the rider during highway travel. The sculpted fuel tank, split-seat arrangement, and exposed perimeter frame give the motorcycle a muscular appearance, while LED lighting throughout the motorcycle adds a modern touch. The bodywork remains functional rather than overly aggressive, prioritizing rider comfort and practicality over track-inspired styling. Supporting the engine is a perimeter frame chassis combined with upside-down front forks and a rear monoshock suspension system. This setup is designed to provide stability at higher speeds while maintaining comfort across varying road conditions. Whether travelling on smooth highways or encountering uneven road surfaces, the suspension works to absorb impacts and maintain composure. The motorcycle’s relatively long wheelbase further contributes to its planted feel during long-distance riding. Stopping power comes from disc brakes at both ends, assisted by dual-channel ABS. The braking system is intended to provide controlled deceleration while reducing the chances of wheel lock-up under hard braking conditions. An assist-and-slipper clutch is also included, helping reduce clutch effort in everyday riding and improving stability during rapid downshifts. Technology and convenience features form another important part of the package. The digital instrument cluster displays essential riding information, including speed, fuel level, trip readings, gear position, and navigation-related data. Bluetooth connectivity allows integration with compatible smartphones for call alerts, message notifications, and turn-by-turn navigation. These features are aimed at riders who spend extended periods on the road and require easy access to travel information. Comfort remains central to the riding experience. A wide handlebar, upright seating position, and spacious seat help reduce fatigue during longer journeys. The 800 mm seat height accommodates a broad range of riders, while the 13-litre fuel tank provides a practical riding range between fuel stops. Together, these elements create a motorcycle that combines touring capability, modern technology, and everyday usability within the premium sports tourer segment. | 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. |
| Expert Review | Built around an updated 349cc single-cylinder, liquid-cooled DOHC engine, the Bajaj Dominar 400 continues to focus on long-distance touring capability while balancing everyday usability. The engine delivers strong mid-range performance and relaxed highway cruising characteristics, supported by a 6-speed gearbox and assist-and-slipper clutch. Its perimeter frame, upside-down front forks, and well-balanced chassis contribute to stable high-speed behaviour, while the upright riding position and spacious seating arrangement enhance rider comfort during extended journeys. Touring-oriented elements such as the windshield, wide handlebar, and luggage compatibility further reinforce its highway-focused nature. Modern features including LED lighting, Bluetooth connectivity, navigation support, and digital instrumentation add practicality for daily riding and touring alike. The motorcycle's heavier kerb weight improves stability at speed but can feel noticeable during low-speed manoeuvres and dense traffic conditions. Overall, the Dominar 400 combines strong touring ability, refined performance, premium hardware, and everyday practicality within the sports tourer motorcycle segment., 4.5, MotoAutiv Team | 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 |
| FAQ (Manual Override) | Q: What is the engine capacity of the Bajaj Dominar 400? A: The latest Dominar 400 is powered by a 349cc single-cylinder, liquid-cooled, DOHC engine paired with a 6-speed gearbox. Q: Is the Bajaj Dominar 400 suitable for touring? A: Yes. The motorcycle is designed with touring in mind and offers comfortable ergonomics, stable highway manners, a windshield, and support for touring accessories. Q: What mileage does the Dominar 400 deliver? A: Most owners can expect a real-world fuel efficiency of approximately 28–35 kmpl, depending on riding style, speed, and road conditions. Q: What is the fuel tank capacity of the Dominar 400? A: The motorcycle comes with a 13-litre fuel tank. Q: Does the Dominar 400 have dual-channel ABS? A: Yes. Dual-channel ABS is offered as standard equipment. Q: What is the seat height of the Bajaj Dominar 400? A: The seat height is approximately 800 mm, making it accessible to a wide range of riders. Q: Does the Dominar 400 have Bluetooth connectivity and navigation? A: Yes. Recent versions include Bluetooth connectivity and turn-by-turn navigation through the digital instrument console. Q: What is the top speed of the Dominar 400? A: Under suitable conditions, the motorcycle can achieve approximately 150–160 km/h, depending on rider weight, weather, and road conditions. Q: Is the Dominar 400 comfortable for long highway rides? A: Yes. The upright riding position, spacious seat, windscreen, and stable chassis make it suitable for covering long distances. Q: Does the Dominar 400 have a slipper clutch? A: Yes. An assist-and-slipper clutch is provided to reduce clutch effort and improve stability during downshifts. Q: Is the Dominar 400 beginner-friendly? A: Riders with some experience can adapt to it comfortably, but its weight and performance may require a learning period for complete beginners. Q: How does the Dominar 400 differ from the Dominar 250? A: The Dominar 400 offers a larger and more powerful engine, stronger acceleration, and enhanced highway performance, while sharing a similar touring-focused design philosophy. Q: What type of motorcycle is the Bajaj Dominar 400? A: It is classified as a sports tourer motorcycle, combining long-distance comfort, highway stability, and everyday usability. Q: Are spare parts and service support easily available? A: Yes. Bajaj's widespread dealership and service network across India generally ensures convenient maintenance and spare parts availability. Q: Does the Dominar 400 support luggage and touring accessories? A: Yes. The motorcycle is commonly fitted with saddle stays, top racks, luggage carriers, tank bags, and other touring accessories, making it suitable for long-distance travel. | 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. |
| Fuel System | Fuel Injection | Fuel Injection |
| Price Variants | STD | 203214 | STD | 2803000 |
| Pros | Strong Touring Performance – The updated 349cc liquid-cooled engine delivers strong acceleration and highway cruising ability, making long-distance riding more effortless. Improved Mid-Range Power Delivery – The engine offers better tractability and stronger mid-range performance, helping with overtakes and relaxed highway riding. Excellent Highway Stability – The motorcycle feels planted at higher speeds due to its weight, chassis setup, and long wheelbase, contributing to rider confidence during touring. Comfortable Riding Ergonomics – The upright seating posture, wide handlebars, and spacious seat help reduce fatigue on extended rides. Premium Touring-Oriented Hardware – Upside-down front forks, perimeter frame, dual-channel ABS, assist and slipper clutch, and LED lighting contribute to the motorcycle's equipment package. Refined Engine Character – The liquid-cooled DOHC engine delivers smoother power delivery and better refinement across varying riding conditions. Touring-Friendly Design – The windshield, luggage mounting capability, and stable chassis make the motorcycle suitable for highway travel and touring accessories. Feature-Rich Instrumentation – Bluetooth connectivity, navigation support, digital consoles, and ride information displays add convenience for touring and everyday riding. Good High-Speed Cruising Comfort – The engine remains relaxed at cruising speeds, helping riders cover long distances with less strain. | 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. |
| Starter | Electric | Electric |
| Transmission | 6‑speed manual (with slipper clutch) | 6-speed manual |
