Quick Analysis
Harley Davidson Fat Boy
17.5 pts
Unweighted: 11 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
Aprilia SXR 125
16.0 pts
Unweighted: 10 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Air-cooled | Air‑cooled |
| Displacement | 1,923 cc | 124.45 cc |
| Engine Type | Milwaukee-Eight™ 117 Custom | Single‑cylinder, 4‑stroke, SOHC, 3‑valve, air‑cooled. |
| Power | 103 HP / 77 kW @ 5020 rpm | 9.61 PS @ 7500 RPM |
| Torque | 168 Nm @ 3000 rpm | 10.19 Nm @ 5400 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 18.9 litres | 7 L |
| Mileage | 18.18 Kmpl | 40 kmpl |
Dimensions & Weight |
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| Kerb Weight | 315 | 129 |
| Seat Height | 675 | 775 |
Brakes & Suspension |
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| ABS | Dual-channel ABS | No, CBS |
| Front Brake | Disc | Ø 220 mm disk brake with combi braking system (CBS) |
| Front Suspension | Dual-bending valve 49 mm telescopic with aluminum fork triple clamps, dual rate spring | Hydraulic double‑telescopic fork |
| Rear Brake | Disc | Ø 140 mm drum brake |
| Rear Suspension | Hidden, free piston, coil-over monoshock; 43mm stroke, hydraulic preload adjustment | Hydraulic shock absorber |
Tyres & Wheels |
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| Front Tyre | 160/60 R18 | 120/70‑12 |
| Rear Tyre | 240/40 R18 | 120/70‑12 |
| 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 | — | 12 V, 5 Ah |
| Bike Image 1 | https://motoautiv.com/wp-content/uploads/2025/06/Blue.avif | https://motoautiv.com/wp-content/uploads/2025/12/aprilia_sxr_125_inner_banner_black-scaled.webp |
| Bike Image 2 | https://motoautiv.com/wp-content/uploads/2025/06/Grey.avif | https://motoautiv.com/wp-content/uploads/2025/12/aprilia_sxr_125_inner_banner_white-scaled.webp |
| Bike Image 3 | https://motoautiv.com/wp-content/uploads/2025/06/Whiskey-fire.avif | https://motoautiv.com/wp-content/uploads/2025/12/aprilia_sxr_125_inner_banner_blue-scaled.webp |
| Cluster | Analog with LCD | Fully digital, LCD |
| Color Options | Billiard Gray | #6B7074 Vivid Black | #0F0F10 Blue Burst | #1E4D8C Whiskey Fire / Vivid Black | #7A2D1B, #0F0F10 | VIBRANT BLUE | #0479cc ESSENCE WHITE| #fafaf7 ENIGMA BLACK| #000000 POWER RED| #f2180c |
| 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. | The suspension can feel a bit firm, transmitting bumps from rough roads more noticeably. Fuel tank capacity and mileage are modest, which may limit long-distance rides without refueling. Service network and spare-part availability may be limited in smaller towns or rural areas. The price is higher than many other 125 cc scooters, which may not feel justified for all buyers. Ride comfort with a pillion or on uneven roads can feel less plush compared to softer-suspension scooters. |
| 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 Aprilia SXR 125 is designed as a maxi-style scooter that brings a larger, more road-focused presence to the 125cc segment. Unlike conventional scooters that prioritise compactness, the SXR 125 adopts a broader body, extended front apron, and a more substantial overall stance, which gives it a different character on the road. This design approach is not just about appearance, as it also influences rider comfort and stability, especially during longer commutes or when riding at slightly higher speeds within city limits. At the heart of the scooter is a 124.45cc single-cylinder, air-cooled engine paired with a CVT automatic transmission. The engine produces around 9.5 PS of power and close to 10 Nm of torque, delivering a smooth and linear power output that suits urban riding conditions. Acceleration is predictable rather than aggressive, making it easy to manage in traffic, although it may feel slightly underpowered when quick overtakes are required or when riding on open stretches. The absence of gear shifts keeps the riding experience simple, which adds to its usability for a wide range of riders. One of the defining aspects of the SXR 125 is its focus on comfort. The scooter features a wide, well-cushioned seat that allows for a relaxed seating position, along with a spacious floorboard that provides adequate legroom. The riding posture is upright, reducing strain on the back and shoulders during longer rides. The suspension setup, consisting of telescopic front forks and a rear monoshock, is tuned to absorb typical road imperfections, helping maintain ride quality over uneven surfaces. While it handles bumps reasonably well, the scooter’s heavier build compared to other 125cc options can be noticeable during low-speed maneuvering. In terms of handling, the SXR 125 feels stable and planted rather than sharp or quick to change direction. The 12-inch wheels contribute to this stability, especially on straight roads and gentle curves. This makes it more confidence-inspiring at moderate speeds, though it is not designed for aggressive cornering. Braking duties are managed by a front disc and a rear drum setup supported by a combined braking system, which distributes braking force between both wheels. While this setup is adequate for everyday use, the absence of ABS is something that stands out in this segment. The feature list on the scooter includes a fully digital instrument cluster that displays essential ride information such as speed, fuel level, and trip data. The lighting system uses LED elements, adding to visibility and modern styling. However, the overall feature set remains relatively straightforward, with no advanced connectivity options like Bluetooth or navigation. Storage space is practical for daily use, with under-seat capacity suitable for basic items, though not particularly expansive. From a usability perspective, the SXR 125 is built around ease of riding and comfort-oriented design. Its fuel tank capacity of around 7 litres allows for a reasonable range between refuels, and its smooth engine behaviour supports consistent performance in everyday conditions. Overall, the scooter brings together a combination of comfort, stability, and distinctive styling, offering a different take on what a 125cc scooter can feel like in regular urban 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 | The Aprilia SXR 125 is a maxi-style scooter that focuses on comfort and road presence more than performance. Its 125cc engine delivers smooth and predictable acceleration, which works well in city conditions but doesn’t feel particularly strong at higher speeds. The wide seat, upright riding posture, and large front design make it comfortable for longer commutes, while its heavier build and 12-inch wheels add stability on the road. Suspension is tuned for comfort, handling bumps reasonably well, but the absence of ABS and a feature list that feels basic for the price are noticeable drawbacks., 3.5, 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: Is the Aprilia SXR 125 good for daily commuting? A: Yes, it is well-suited for daily commuting thanks to its comfortable seat, relaxed riding posture, and smooth engine performance in city conditions. Q: What is the mileage of the Aprilia SXR 125? A: The scooter delivers a real-world mileage of around 35–40 km/l, depending on traffic and riding style. Q: How is the performance of the Aprilia SXR 125? A: The performance is smooth and predictable, making it easy to ride in the city, though it may feel underpowered during quick overtakes or at higher speeds. Q: Is the Aprilia SXR 125 comfortable for long rides? A: It is relatively comfortable for longer rides compared to typical 125cc scooters due to its wide seat and upright ergonomics. Q: Does the Aprilia SXR 125 have good handling? A: It offers stable handling with a planted feel on the road, though it is not as sharp or agile as lighter scooters. Q: What features does the Aprilia SXR 125 offer? A: It comes with a digital display, LED lighting, and basic modern features, but lacks advanced connectivity options. Q: Does the Aprilia SXR 125 have ABS? A: No, it uses a combined braking system (CBS) instead of ABS. Q: Is the Aprilia SXR 125 suitable for beginners? A: Yes, it is easy to ride and manageable, making it suitable for new riders as well. Q: What are the common drawbacks of the Aprilia SXR 125? A: Users often mention average performance, lack of ABS, and a feature list that feels limited for the price. Q: How does it compare to other scooters in the segment? A: It stands out for comfort and design, while many rivals offer better performance, features, or value for money. |
| Fuel System | Fuel Injection | Electronic fuel injection |
| Price Variants | STD | 2803000 | STD | 121907 |
| 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. | The SXR 125 has a bold, muscular design that stands out on the road and gives it a premium look. Its engine and CVT setup deliver smooth, reliable performance for city commuting, handling stop-and-go traffic with ease. The handling feels stable and composed, with a chassis and tyre setup that keeps the scooter planted even at moderate speeds. Front disc and CBS rear braking provide confidence-inspiring stopping power in urban traffic conditions. Comfortable riding posture with a seat height that suits most riders, making it easier to ride for longer periods. The build quality and finish feel more premium than typical scooters, giving a sense of durability. |
| Starter | Electric | Kick + Electric |
| Transmission | 6-speed manual | Automatic |
