Quick Analysis
Aprilia RS 457
18.5 pts
Unweighted: 15 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
Harley Davidson Fat Boy
14.0 pts
Unweighted: 10 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Liquid-cooled | Air-cooled |
| Displacement | 457 cc | 1,923 cc |
| Engine Type | 2 parallel forward-facing cylinders, 4 valves per cylinder | Milwaukee-Eight™ 117 Custom |
| Power | 47.6 PS (≈ 35 kW) at 9,400 rpm | 103 HP / 77 kW @ 5020 rpm |
| Torque | 43.5 Nm at 6,700 rpm | 168 Nm @ 3000 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 13L | 18.9 litres |
| Mileage | 30 kmpl | 18.18 Kmpl |
Dimensions & Weight |
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| Kerb Weight | 175 | 315 |
| Seat Height | 800 | 675 |
Brakes & Suspension |
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| ABS | Dual Channel | Dual-channel ABS |
| Front Brake | Disc 320 mm 4 Piston | Disc |
| Front Suspension | 41mm upside-down fork, adjustable preload, 120mm travel | Dual-bending valve 49 mm telescopic with aluminum fork triple clamps, dual rate spring |
| Rear Brake | Disc 220 mm 1 Piston | Disc |
| Rear Suspension | Monoshock, adjustable preload, 130 mm wheel travel | Hidden, free piston, coil-over monoshock; 43mm stroke, hydraulic preload adjustment |
Tyres & Wheels |
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| Front Tyre | 110/70 - 17 | 160/60 R18 |
| Rear Tyre | 150/60 - 17 | 240/40 R18 |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Alloy | Cast aluminum (Lakester) |
Features & Technology |
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| Headlight | LED | LED |
Other Specifications |
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| Battery | 12v MF | — |
| Bike Image 1 | https://motoautiv.com/wp-content/uploads/2026/04/Prismatic-Dark.avif | https://motoautiv.com/wp-content/uploads/2025/06/Blue.avif |
| Bike Image 2 | https://motoautiv.com/wp-content/uploads/2026/04/Opalescent-light.avif | https://motoautiv.com/wp-content/uploads/2025/06/Grey.avif |
| Bike Image 3 | https://motoautiv.com/wp-content/uploads/2026/04/GP-Replica.avif | https://motoautiv.com/wp-content/uploads/2025/06/Whiskey-fire.avif |
| Bike Image 4 | https://motoautiv.com/wp-content/uploads/2026/04/Coral-Snake-blue.avif | — |
| Bike Image 5 | https://motoautiv.com/wp-content/uploads/2026/04/Arsenic-yellow.avif | — |
| Cluster | — | Analog with LCD |
| Color Options | Racing Stripes | #0F0F10, #C1121F Prismatic Dark | #1C1C1E, #6E6E73 Opalescent Light | #F5F5F5 GP Replica | #0B0B0C, #5A2CA0 Coral Snake blue | #1F3A93, #C1121F Arsenic yellow | #D4AF37, #6E6E73 | Billiard Gray | #6B7074 Vivid Black | #0F0F10 Blue Burst | #1E4D8C Whiskey Fire / Vivid Black | #7A2D1B, #0F0F10 |
| Cons | Seat height is a bit tall, may be challenging for shorter riders to place feet flat at stops. Mileage tends to be modest (around 30–35 kmpl), especially if ridden hard not ideal for those seeking fuel economy. Fuel tank capacity is moderate may require frequent refuelling on long rides or at high speeds. You'll need regular maintenance (for twin-cylinder engine, etc.) more involved than simple commuter bikes. Riding posture and engine character lean sporty less relaxed comfort compared to cruiser-style bikes or scooters. Insurance, maintenance, and running costs will be higher compared to smaller, entry-level bikes. | 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 | The Aprilia RS 457 is a fully faired motorcycle built around a 457cc parallel-twin engine. This engine produces around 47 PS of power and 43.5 Nm of torque, and it uses liquid cooling to maintain stable temperatures during regular riding. The engine is paired with a 6-speed gearbox, and the overall power delivery is designed to be smooth and predictable, which helps riders manage it in both city and highway conditions. The bike also comes with ride-by-wire throttle, which allows different riding modes to adjust how the engine responds. In terms of design, the RS 457 follows a typical supersport layout with a full fairing, a sharp front section, and a slightly aggressive riding posture. The aluminium frame helps keep the overall weight low, with a kerb weight of around 175 kg. The fuel tank capacity is about 13 litres, which is practical for daily use as well as weekend rides. The seat height is around 800 mm, making it accessible for a wide range of riders, although the forward-leaning position may take some getting used to. The suspension setup includes upside-down front forks and a rear monoshock, both tuned to provide stability at higher speeds. The setup leans slightly towards the firmer side, which can make bumps and uneven roads more noticeable, especially on typical Indian road conditions. The braking system includes a front disc and a rear disc, supported by dual-channel ABS, which helps maintain control during braking. The bike also uses wide radial tyres that offer grip in different riding situations. The Aprilia RS 457 comes with a modern electronics package that includes traction control and multiple riding modes. These features adjust parameters like throttle response to suit different riding conditions. All important information is displayed on a digital TFT screen, which shows speed, gear position, fuel level, and other details in a clear format. Some variants also offer a quickshifter as an option, allowing clutchless gear changes. The riding position is slightly committed, with clip-on handlebars and rear-set foot pegs, which gives it a sporty feel. At the same time, the overall size and weight make it manageable compared to larger supersport bikes. The bike is designed to offer a balance between performance and everyday usability, although factors like traffic conditions, road quality, and riding style will influence how it feels in regular use in India. | 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 | The Aprilia RS 457 fits into the entry-level performance segment in India, where many riders are moving from smaller bikes to higher capacity machines. Its 457cc twin-cylinder engine feels smooth and manageable, but in daily city traffic, the riding posture and heat can still be noticeable. The suspension and chassis are set up for sporty riding, which means rough roads may feel slightly uncomfortable. It also comes with modern electronics that may take some time for new riders to fully understand. The service network is still growing, which can affect ownership experience in some cities. It is more suited for riders looking for performance-oriented riding rather than regular commuting., 4.1, 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 mileage does the Aprilia RS 457 give in real riding conditions? A: Most riders can expect around 25–30 km/l depending on traffic and riding style. Q: Is the Aprilia RS 457 a good upgrade from bikes like R15 or RC 200? A: Yes, many riders consider it as a next step because of the twin-cylinder engine and higher power, but the jump in performance is noticeable. Q: Is the Aprilia RS 457 beginner-friendly? A: It can be handled by beginners with care, but it may feel powerful for someone with no prior riding experience. Q: Does the Aprilia RS 457 heat up in traffic? A: Yes, like most sport bikes, engine heat is noticeable in slow-moving traffic. Q: Is the Aprilia RS 457 comfortable for long rides? A: It is manageable on highways, but the sporty seating position may cause discomfort on longer trips. | 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 | 422229 GP Replica | 437228 | STD | 2803000 |
| Pros | Powerful 457 cc parallel-twin engine delivers strong acceleration and good mid-range punch. Smooth 6-speed gearbox with slipper clutch makes shifting crisp and rider-friendly. Dual-channel ABS and strong disc brakes (front + rear) give good stopping confidence, even in wet or tricky conditions. Upside-down front forks and adjustable rear suspension provide a good balance of comfort and handling, suitable for both city streets and open roads. 17" alloy wheels with wide tyres give excellent grip and stability during cornering or highway cruising. Full-LED lighting and 5" TFT digital instrument cluster offer modern feel and better visibility / readouts. Riding modes and traction control add versatility for different road conditions (city, rain, highways). Relatively manageable wet weight for a twin-cylinder bike makes it more nimble in traffic than heavier big bikes. | 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 | Self start | Electric |
| Transmission | 6-speed manual | 6-speed manual |
