Quick Analysis
Bajaj Dominar 250
23.0 pts
Unweighted: 18 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
YAMAHA Aerox 155 Version S
3.0 pts
Unweighted: 1 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Liquid‑cooled | Liquid-cooled |
| Displacement | 248.77 cc | 155 CC |
| Engine Type | Single Cylinder, 4 stroke, DOHC, 4 valve, Twin Spark, FI | Liquid cooled, 4-stroke, SOHC, 4-valve |
| Power | 19.85 kW (27 PS) @ 8,500 rpm | 11.0kW(15.0PS)/8000r/min |
| Torque | 23.5 Nm @ 6,500 rpm | 13.9N.m(1.4kgf.m)/6500r/min |
Performance & Efficiency |
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| Fuel Tank Capacity | 13 L | 5.5 L |
| Mileage | 35.03 Kmpl | 45 Kmpl |
Dimensions & Weight |
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| Kerb Weight | 180 | 126 |
| Seat Height | 800 | 790 |
Brakes & Suspension |
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| ABS | Dual-channel ABS | Single Channel ABS |
| Front Brake | 300 mm Disc with Abs | Disc Brake(230mm) with ABS |
| Front Suspension | USD telescopic fork, 43 mm | Telescopic fork |
| Rear Brake | 230 mm Disc with Abs | Drum(130mm) |
| Rear Suspension | Nitrox mono-shock, 110 mm travel | Unit swing |
Tyres & Wheels |
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| Front Tyre | 100/80–17 Tubeless | 110/80-14M/C 53P |
| Rear Tyre | 130/70–17 Tubeless | 140/70-14M/C 62P |
| Tyre Type | Tubeless | Tubeless |
| Wheel Type | Alloy | Alloy |
Features & Technology |
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| Headlight | Full‑LED with AHO | LED (Class D) |
Other Specifications |
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| Battery | 12 V, 8 Ah VRLA | 12 V, 6.0 Ah |
| Bike Image 1 | https://motoautiv.com/wp-content/uploads/2025/07/Citrus.avif | https://motoautiv.com/wp-content/uploads/2025/05/Racing-Blue-2.avif |
| Bike Image 2 | https://motoautiv.com/wp-content/uploads/2025/07/Red-7.avif | — |
| Cluster | Digital LCD w/ turn-by-turn navigation | Digital |
| Color Options | Canyon Red | #B32025 Sparkling Black | #1C1C1C Citrus Rush | #C7D300 | Racing Blue | #0047AB Ice Fluo Vermillion | #F5F5F5, #FF5A36 |
| Cons | Heavier Than Most Rivals – The motorcycle's kerb weight is noticeably higher than many competing 250cc motorcycles, which can affect low-speed manoeuvrability. Engine Feels More Relaxed Than Sporty – While refined, the engine focuses on smoothness and usability rather than aggressive acceleration and high-rev excitement. Weight Noticeable in City Traffic – Frequent stop-and-go traffic and tight parking situations may require more effort compared to lighter motorcycles. Limited Fuel Tank Capacity for Touring – Although suitable for highway rides, the 13-litre fuel tank is smaller than what some touring-oriented riders may prefer. Feature Updates Have Been Gradual – Some competitors offer more advanced electronics, riding modes, or traction control systems depending on the price range. Pillion Comfort Could Be Better on Long Trips – The rear seat is adequate for daily use, but some passengers may prefer additional cushioning for extended journeys. Not as Agile as Lightweight Street Bikes – The motorcycle prioritizes stability and comfort, which means it can feel less nimble than lighter sport-oriented alternatives. Maintenance Costs Higher Than Entry-Level Commuters – Routine maintenance and consumables are generally more expensive than those of smaller-capacity commuter motorcycles. | Stiff suspension - This is probably the most common complaint. Riders often mention that potholes and broken roads are felt more sharply compared to scooters like the Activa or Jupiter. Large turning radius - Because of its sporty geometry and longer wheelbase, maneuvering in tight spaces and U-turns can require extra effort. Limited footboard practicality - Unlike conventional scooters, the Aerox has a central tunnel. Owners who regularly carry grocery bags or larger items on the floorboard find this inconvenient. Rear seat comfort - While the rider seat is generally comfortable, some pillion riders complain that the rear seat is a bit high and firm for long journeys. Higher maintenance costs - Compared to a typical 110cc or 125cc scooter, service costs and spare parts can be slightly more expensive due to the liquid-cooled engine and premium components. |
| Detailed Overview | Positioned as a sports tourer in the 250cc motorcycle segment, the Bajaj Dominar 250 is designed to accommodate both daily commuting and long-distance riding requirements. Drawing inspiration from its larger sibling, the Dominar 400, the motorcycle combines touring-oriented ergonomics, premium hardware, and a liquid-cooled engine within a package intended for riders seeking versatility. Its design emphasizes stability, comfort, and practicality while incorporating features commonly associated with larger-capacity touring motorcycles. The Dominar 250 features a muscular and substantial appearance characterized by a sculpted fuel tank, split-seat layout, exposed perimeter frame, and LED lighting system. The front end incorporates a compact windscreen positioned above the LED headlamp, helping direct airflow around the rider during highway journeys. Sharp body panels and minimalistic graphics contribute to a modern design, while the overall proportions create a larger visual presence compared to many motorcycles in the quarter-litre category. The motorcycle’s styling reflects its touring-oriented purpose without adopting the aggressive ergonomics of a dedicated sport bike. Powering the Dominar 250 is a 248.77cc single-cylinder, liquid-cooled, fuel-injected engine paired with a six-speed gearbox. The engine produces approximately 27 PS of power and 23.5 Nm of torque. Liquid cooling assists in maintaining stable operating temperatures during prolonged rides and varying weather conditions, while fuel injection helps ensure consistent throttle response and fuel delivery. The engine is tuned to provide a broad spread of usable power, making it suitable for city commuting, highway cruising, and overtaking manoeuvres. A six-speed transmission allows riders to utilize the available performance efficiently across different riding situations. The motorcycle is built around a perimeter frame chassis that contributes to structural rigidity and handling stability. Suspension duties are handled by upside-down front forks and a rear monoshock suspension setup. This combination is designed to absorb road imperfections while maintaining composure over varying surfaces. The suspension tuning focuses on balancing comfort and control, enabling the motorcycle to manage both urban roads and extended highway journeys. The relatively long wheelbase further contributes to stability, particularly at higher speeds. Braking performance is provided by disc brakes at both ends, supported by dual-channel ABS as standard. The anti-lock braking system helps prevent wheel lock-up during emergency braking situations and assists riders in maintaining control on different road surfaces. The motorcycle also features an assist and slipper clutch, which reduces clutch lever effort and improves stability during rapid downshifts. The Dominar 250 incorporates several modern features aimed at improving rider convenience. A fully digital instrument cluster displays speed, fuel level, trip information, gear position indication, and other ride-related data. A secondary display mounted near the fuel tank provides additional information and navigation-related functions. Bluetooth connectivity and turn-by-turn navigation support are available on recent versions, allowing smartphone integration for enhanced functionality. LED lighting is used throughout the motorcycle, including the headlamp, tail lamp, and indicators. Rider comfort remains a key aspect of the motorcycle’s design. The upright riding position, wide handlebar, and centrally positioned footpegs create an ergonomic layout suitable for longer journeys. The seat height of approximately 800 mm accommodates a wide range of riders, while the split-seat arrangement provides adequate space for both rider and passenger. A 13-litre fuel tank further supports touring duties by offering a practical riding range between refuelling stops. With its liquid-cooled 248.77cc engine, premium suspension components, dual-channel ABS, navigation features, and touring-friendly ergonomics, the Bajaj Dominar 250 combines performance, comfort, and practicality in a package tailored to riders seeking a versatile 250cc sports tourer. | The Yamaha Aerox 155 Version S is a maxi-scooter that combines the convenience of an automatic scooter with engineering elements typically found in Yamaha’s performance-oriented motorcycles. Its design follows a sporty and aerodynamic approach, featuring a sharp front apron, centrally mounted LED headlamp, muscular body panels, and a stepped seat layout. The overall proportions are noticeably larger than those of conventional scooters, giving it a distinctive road presence while also accommodating a sizeable under-seat storage compartment. Powering the Aerox 155 Version S is a 155cc, single-cylinder, liquid-cooled, fuel-injected engine that produces approximately 15 PS of power and 13.9 Nm of torque. The engine incorporates Yamaha’s Variable Valve Actuation (VVA) technology, which adjusts valve timing to help maintain performance across different engine speeds. Unlike smaller commuter scooters that prioritize low-speed operation, the Aerox’s engine is designed to deliver a broader powerband, allowing it to handle city riding as well as sustained highway speeds. Power is transmitted through a CVT automatic gearbox, eliminating the need for manual gear changes and making operation straightforward in varying traffic conditions. The scooter is built around an underbone frame that contributes to structural rigidity and handling stability. Suspension duties are managed by telescopic front forks and twin shock absorbers at the rear. This setup is intended to balance everyday usability with responsive handling characteristics. The Aerox rides on 14-inch alloy wheels at both ends, which are larger than those found on many scooters in the segment. The larger wheel size can influence stability and road feedback, particularly at higher speeds. Braking performance is handled by a front disc brake and a rear drum brake. The scooter is equipped with a single-channel Anti-lock Braking System (ABS) for the front wheel, helping reduce the likelihood of wheel lock-up during sudden braking situations. The Version S variant also features Traction Control System (TCS), a technology that monitors wheel slip and adjusts power delivery when necessary to maintain traction on low-grip surfaces. In terms of features, the Aerox 155 Version S includes a fully digital LCD instrument console that displays information such as speed, fuel level, trip data, and other riding information. Bluetooth connectivity through Yamaha’s Y-Connect application enables smartphone integration, allowing riders to access call alerts, message notifications, maintenance reminders, and fuel consumption data. The Smart Key system offered on the Version S variant introduces keyless operation, enabling ignition control and scooter access without physically inserting a key. The fuel tank capacity stands at 5.5 litres, while the kerb weight is approximately 126 kg. The seat height of 790 mm and wheelbase of 1,350 mm contribute to the scooter’s riding ergonomics and stability. Storage practicality is supported by a large under-seat compartment that can accommodate daily essentials and certain helmet types depending on their size and shape. Additional equipment includes LED lighting throughout, an automatic start-stop system designed to reduce fuel consumption during idle periods, and a side-stand engine cut-off feature. Together, these specifications position the Yamaha Aerox 155 Version S as a feature-rich scooter that blends modern technology, performance-focused engineering, and everyday commuting functionality within a single package. |
| Expert Review | Built around a 248.77cc liquid-cooled, fuel-injected engine, the Bajaj Dominar 250 is designed to balance everyday usability with long-distance touring capability. The engine delivers smooth and predictable performance, with a strong emphasis on refinement and accessible power delivery rather than outright sportiness. Its perimeter frame, upside-down front forks, and rear monoshock contribute to stable handling and confident highway manners, while the upright riding position and well-cushioned seat support rider comfort during extended journeys. Dual-channel ABS, LED lighting, and a digital instrument cluster with navigation support add modern functionality, while the motorcycle's touring-friendly design allows riders to comfortably cover longer distances. The relatively high kerb weight provides stability at speed but can feel noticeable in congested traffic and low-speed manoeuvres. Overall, the Dominar 250 combines touring-oriented comfort, premium hardware, and practical performance within the 250cc sports tourer segment., 4.3, MotoAutiv Team | The Yamaha Aerox 155 Version S occupies a unique space in the Indian scooter market by combining the practicality of a scooter with performance characteristics that are more commonly associated with entry-level motorcycles. Its 155cc liquid-cooled engine delivers strong acceleration throughout the rev range, while the rigid chassis and larger wheels contribute to confident handling at both city and highway speeds. The riding position feels sporty yet relaxed enough for daily commuting, though the firm suspension setup tends to transmit road imperfections more noticeably on rough surfaces. Features such as traction control, Smart Key technology, and Bluetooth connectivity add to the modern appeal, while the maxi-scooter design provides a distinct road presence. However, the focus on performance and styling does bring certain compromises in everyday practicality, particularly when compared to conventional family-oriented scooters. The Aerox ultimately presents a different approach to scooter design, emphasizing riding dynamics and high-speed composure alongside everyday usability., 4.4, MotoAutiv Team |
| FAQ (Manual Override) | Q: What is the engine capacity of the Bajaj Dominar 250? A: The motorcycle is powered by a 248.77cc single-cylinder, liquid-cooled, fuel-injected engine paired with a 6-speed gearbox. Q: Is the Bajaj Dominar 250 suitable for touring? A: Yes. The comfortable ergonomics, stable chassis, windshield, and refined engine make it suitable for long-distance highway touring. Q: What mileage does the Dominar 250 deliver? A: Most owners report real-world fuel efficiency between 30–38 kmpl, depending on riding conditions, speed, and maintenance. Q: What is the fuel tank capacity of the Dominar 250? A: The motorcycle comes with a 13-litre fuel tank. Q: Does the Dominar 250 have dual-channel ABS? A: Yes. Dual-channel ABS is offered as standard equipment. Q: What is the seat height of the Bajaj Dominar 250? A: The seat height is approximately 800 mm, making it accessible to a wide range of riders. Q: Is the Dominar 250 beginner-friendly? A: Riders with some basic riding experience can adapt to it comfortably, although the motorcycle's weight may require some familiarisation for complete beginners. Q: Does the Dominar 250 have Bluetooth connectivity and navigation? A: Yes. Recent versions offer Bluetooth connectivity and turn-by-turn navigation through the digital console. Q: What is the top speed of the Bajaj Dominar 250? A: Under suitable conditions, the motorcycle can achieve approximately 130–140 km/h, depending on rider weight, weather, and road conditions. Q: How is the Dominar 250 different from the Dominar 400? A: The Dominar 250 uses a smaller engine, produces less power, and is generally more accessible for everyday riding, while the Dominar 400 offers stronger performance and higher touring capability. Q: Does the Dominar 250 have a slipper clutch? A: Yes. The motorcycle features an assist and slipper clutch, which helps reduce clutch effort and improves stability during downshifts. Q: Is the Dominar 250 comfortable for a pillion rider? A: Yes. The spacious rear seat and supportive grab rails provide reasonable comfort for passengers on daily rides and occasional tours. Q: What type of motorcycle is the Bajaj Dominar 250? A: It is classified as a sports tourer motorcycle, combining touring comfort with everyday practicality and performance. Q: Are spare parts and service support easily available? A: Yes. Bajaj's extensive service network across India generally ensures good parts availability and maintenance support. Q: Does the Dominar 250 use the same engine as the KTM 250 Duke? A: The engine is derived from the same KTM-Bajaj platform but is tuned differently to suit the Dominar 250's touring-oriented character and riding dynamics. | Q: What is the real-world mileage of the Yamaha Aerox 155 Version S? A: Most Yamaha Aerox 155 Version S owners report a real-world fuel efficiency of around 38-45 km/l, depending on riding style, traffic conditions, and maintenance. Q: Is the Yamaha Aerox 155 Version S suitable for long rides? A: Yes, the Yamaha Aerox 155 Version S is considered one of the better scooters for highway touring due to its powerful engine, stable chassis, and comfortable cruising ability. Q: What is the top speed of the Yamaha Aerox 155 Version S? A: The Yamaha Aerox 155 Version S can achieve a top speed of approximately 115-120 km/h under favorable riding conditions. Q: Does the Yamaha Aerox 155 Version S have traction control? A: Yes, the Yamaha Aerox 155 Version S comes equipped with Traction Control System (TCS), which helps improve grip during acceleration on slippery surfaces. Q: Can a full-face helmet fit inside the Yamaha Aerox 155 Version S under-seat storage? A: The Yamaha Aerox 155 Version S offers a large under-seat storage compartment, but whether a full-face helmet fits depends on the helmet's size and shell design. Q: Is the Yamaha Aerox 155 Version S comfortable for a pillion rider? A: The Yamaha Aerox 155 Version S provides adequate pillion space, though some users feel the elevated rear seat and firm suspension can affect comfort on longer journeys. Q: Does the Yamaha Aerox 155 Version S have keyless ignition? A: Yes, the Version S variant of the Yamaha Aerox 155 comes with a Smart Key system that enables keyless ignition and additional convenience features. Q: What are the service costs of the Yamaha Aerox 155 Version S? A: Yamaha Aerox 155 Version S service costs are generally higher than those of typical 125cc scooters because of its liquid-cooled engine and premium components. Q: Is the Yamaha Aerox 155 Version S good for daily commuting? A: Yes, the Yamaha Aerox 155 Version S can be used for daily commuting, although its sporty setup and central tunnel make it slightly less practical than traditional family scooters. |
| Fuel System | Fuel Injection | Fuel Injection |
| Price Variants | STD | 181460 | | 146120 |
| Pros | Refined and Smooth Engine – The 248.77cc liquid-cooled engine offers smooth power delivery with good refinement levels, making it comfortable for both city rides and long-distance touring. Comfortable Highway Cruising – The motorcycle maintains stability at highway speeds and allows relaxed cruising without feeling strained. Touring-Friendly Riding Position – The upright ergonomics, wide handlebar, and spacious seat provide comfort during extended rides and daily commuting alike. Premium Hardware Package – Features such as upside-down front forks, LED lighting, dual-channel ABS, and a perimeter frame add to the motorcycle's overall equipment list. Confident High-Speed Stability – The chassis and weight distribution help the Dominar 250 remain planted on highways and open roads. Good Ride Quality – The suspension setup absorbs most road imperfections effectively while maintaining composure over rough surfaces. Modern Digital Features – A digital instrument console and secondary tank-mounted display provide access to essential ride information, navigation support, and smartphone connectivity. Suitable for Touring Accessories – The motorcycle's design accommodates luggage mounts and touring accessories more easily than many motorcycles in the segment. | Powerful and exciting performance - The 155cc liquid-cooled engine borrowed from the Yamaha R15 is the biggest highlight. Owners frequently mention that the Aerox feels significantly quicker than traditional scooters, especially during overtakes and highway riding. Excellent highway capability - Unlike most scooters that feel stressed at higher speeds, the Aerox can comfortably cruise at 80–100 km/h. Many users appreciate its stability on long rides. Sporty handling - The motorcycle-like frame and larger wheels give the scooter a planted feel around corners. Riders often say it feels more like a lightweight bike than a conventional scooter. Good fuel efficiency for the performance - Most owners report real-world mileage between 38–45 km/l depending on riding style, which is considered respectable for a 155cc performance scooter. Premium styling - The aggressive maxi-scooter design attracts a lot of attention. Many buyers choose the Aerox simply because it looks different from every other scooter on the road. Feature-rich Version S - The Smart Key system, answer-back function, automatic start-stop system, Bluetooth connectivity, and traction control add a premium touch that owners appreciate. |
| Starter | Electric | Electric starter |
| Transmission | 6‑speed manual (w/ slipper clutch) | Automatic |
