Quick Analysis
BMW M 1000 RR
31.5 pts
Unweighted: 21 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
KTM 50 SX
3.5 pts
Unweighted: 2 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
| Specification | ||
|---|---|---|
Engine Specifications |
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| Cooling System | Liquid-cooled | Liquid Cooled |
| Displacement | 999 cc | 49.9 cc |
| Engine Type | 4-cylinder, four-stroke, liquid-cooled, DOHC, 4 valves per cylinder | 1-cylinder, 2-stroke engine |
| Power | 212 hp at 14,500 rpm | 5.3 bhp @ 11500 rpm |
| Torque | 113 Nm at 11,000 rpm | 5.2 Nm @ 7500 rpm |
Performance & Efficiency |
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| Fuel Tank Capacity | 16.5 L | 2.3 L |
| Mileage | 15.3 kmpl | 30 kmpl |
Dimensions & Weight |
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| Kerb Weight | 192 | 41 |
| Seat Height | 832 | 653 |
Brakes & Suspension |
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| ABS | Dual-channel ABS | — |
| Front Brake | Disc 320 mm Caliper - Front 4 Piston | Disc 160 mm |
| Front Suspension | Upside-down telescopic fork with a diameter of 45 mm | XACT 35 WP Upside-Down fork, Ø 35 mm |
| Rear Brake | Disc 220 mm Caliper - Rear 2 Piston | Disc 160 mm |
| Rear Suspension | Monoshock, Full Floater Pro, 117mm Travel, Fully Adjustable | XACT WP mono shock |
Tyres & Wheels |
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| Front Tyre | 120/70 - ZR17 | 60/100 - 12 |
| Rear Tyre | 200/55 - ZR17 | 2.75 - 10 |
| Tyre Type | Tubeless | Tubed |
| Wheel Type | Alloy | Spoke |
Features & Technology |
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| Headlight | LED | — |
Other Specifications |
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| Battery | 12 V / 5 Ah, Lithium-ion | — |
| Bike Image 1 | https://motoautiv.com/wp-content/uploads/2026/03/Screenshot_2026-03-19_190742-removebg-preview.png | — |
| Color Options | Light white | #F4F4F4, #16588E Blackstorm Metallic | #121212, #16588E | Electronic Orange | #F2771A |
| Cons | Extremely high ownership costs Poor real-world fuel efficiency Aggressive, tiring ergonomics Complex, dealer-dependent electronics Steep maintenance and servicing costs | High Maintenance: As a 2-stroke engine, it requires frequent servicing and tuning. Small Fuel Tank: Limited capacity means more frequent refills. Kick-Start Only: No electric start, which can be tricky for very young riders. Limited Power for Older Kids: The 50cc engine may not be enough as the rider grows or becomes more skilled. Sensitive to Tuning: Owners report issues like fouling spark plugs or needing to frequently re-jet the carb. Parts Cost & Availability: As a race‑oriented bike, some parts can be expensive or harder to source for older models. |
| Detailed Overview | The BMW M 1000 RR is built around a 999cc water and oil-cooled inline four-cylinder four-stroke engine, sharing its basic architecture with the S 1000 RR but with meaningful internal differences. The cylinder heads are revised with larger 52mm throttle bodies, and the ShiftCam variable intake camshaft system is carried over. The result is 212 hp at 14,500 rpm and 113 Nm of torque at 11,000 rpm, delivered through a six-speed gearbox with a slip-and-assist clutch and a bidirectional quickshifter as standard. Fuel is fed via electronic injection with a variable intake pipe, requiring a minimum of 98 RON premium unleaded petrol. The chassis is a bridge-type cast aluminium frame with the engine serving as a structural element, wrapped around M Carbon wheels, a notable distinction from the standard S 1000 RR’s cast aluminium units. These carbon wheels contribute to the bike’s 192 kg kerb weight, one of the lowest figures in its class. Suspension is handled by a fully adjustable 45mm upside-down fork at the front with 120mm of travel, and a fully adjustable monoshock at the rear with 117mm of travel. Braking is taken care of by twin 320mm discs at the front with four-piston fixed calipers, and a single 220mm disc at the rear with a two-piston fixed caliper, supported by Race ABS Pro as standard. The bike rolls on 120/70 ZR17 front and 200/55 ZR17 rear tubeless radial tyres. Seat height is 832mm with a 16.5-litre fuel tank. The electrical system uses BMW’s M Lightweight lithium-ion battery at 12V / 5Ah, paired with a 450W alternator. The instrument cluster is a 6.5-inch TFT display with full LED lighting and electric start. Electronics include the full Riding Modes Pro suite with Launch Control, Wheelie Control, Pit Lane Limiter, Brake Slide Assist, Slide Control, and a steering angle sensor. The Competition variant adds the M GPS Laptrigger with data logging capability, a lighter anodised swingarm, DLC-coated M Endurance chain, and M milled parts. In India, it was offered in two variants, Standard at ₹49 lakh and Competition at ₹55 lakh ex-showroom, both now discontinued. | The KTM 50 SX is a purpose-built mini motocross bike, tailored primarily for very young and beginner racers who want to get a genuine motocross experience without jumping straight to bigger bikes. It’s more than just a “toy”, KTM has packed serious race-bike DNA into this 50cc model, making it a standout choice for youth motocross training and competitive racing. At the heart of the 50 SX is a 49.9 cc single-cylinder 2-stroke engine, which delivers a punchy yet manageable power output. According to KTM’s specs, this engine is paired with a centrifugal automatic clutch, meaning there’s no manual clutch lever to worry about — the clutch engages automatically, which is ideal for young riders still building coordination and confidence. The engine uses a Seletra 2p D36 system for fuel delivery (on some models), which helps in precise tuning and reliable performance. KTM has thoughtfully designed the chassis for both strength and agility. The frame is made from chromoly steel, which keeps it light but sturdy. The overall design ensures that the bike is highly maneuverable, making it easier for young riders to learn balance and control on a real race-ready structure. The 50 SX isn’t just about motor and frame it comes with serious suspension too: a WP XACT 35 mm upside-down fork at the front and a WP mono‑shock at the rear.The front suspension travel is around 200 mm and the rear is close to 190 mm, giving enough give for track bumps and jumps. In terms of ergonomics, the seat height is just 653 mm, making it very accessible for younger riders. Ground clearance is around 233 mm, giving the bike enough space to handle uneven terrain without scraping too much.The fuel tank capacity is modest 2.3 liters but that’s more than enough for short motocross sessions that young riders typically do. For braking, KTM hasn’t compromised: the 50 SX is equipped with disc brakes both front and rear, each 160 mm in size. This provides good stopping power and control, which is very important for safety and learning advanced braking techniques. On the wheels front, the bike uses spoke wheels, keeping things light and rugged for off-road racing. Despite its small size, the 50 SX is very race-focused. The frame has been redesigned to mimic the flex and rigidity characteristics of full-size MX bikes. The new frame also comes with frame protectors, which help reduce damage in case of falls — a common occurrence when young riders are learning. The handlebars are lightweight aluminum, with a bend that suits smaller riders, and the footpegs are designed to give a solid grip even when things get muddy or rough. KTM also includes power-reduction kits in its parts catalog for the 50 SX. These kits let parents or coaches limit the power output while the rider is still learning, which is a smart way to scale the bike’s performance to the rider’s ability and once they’re better, the full power can be unlocked. When it comes to reliability, the 50 SX has a liquid cooling system for better thermal management. The engine’s central crankshaft design helps in keeping the mass well-balanced, which contributes to smoother handling. As for maintenance, like all 2-stroke motorcycles, it does need regular care but KTM has made key parts (like the clutch) durable, using a reinforced clutch basket for longevity. Overall, the KTM 50 SX is a very well-engineered youth motocross bike that brings real race performance to younger riders. It balances power, weight, and control in a way that helps beginners grow into serious racers. Whether for track training, competitive racing, or just building early riding skills, it’s absolutely one of the top choices in the mini-moto world. |
| Expert Review | The M 1000 RR is BMW Motorrad's most extreme road-legal offering, extracting 212 hp from a revised version of the familiar 999cc ShiftCam inline-four. The M Carbon wheels and 192 kg kerb weight give it a noticeably sharp, responsive character, and the Race ABS Pro electronics suite functions cohesively at pace. On track, it is difficult to fault. In India however, the fully committed riding position, heat buildup in traffic, and the bike's narrow performance window make everyday use genuinely demanding. At ₹49–55 lakh ex-showroom, ownership costs, limited trained technicians, and growing parts availability concerns add further weight to the ownership equation., 3.9, MotoAutiv Team | The KTM 50 SX is powered by a 49.9cc liquid-cooled two-stroke engine producing 5.4 PS at 11,500 rpm, designed as an entry-level mini motocross bike for young riders aged 7 and above beginning their competitive racing journey. The engine uses a 3-shaft design with the crankshaft positioned near the center of gravity, and features a centrifugal automatic clutch that reduces complexity and boosts riding confidence for inexperienced riders. The chassis features a chromium-molybdenum steel frame paired with a state-of-the-art WP XACT AER fork and fully adjustable monoshock, providing precision handling suitable for learning racing technique. In the Indian context, the 50 SX serves as an ideal entry platform for children with access to organized motocross training facilities in urban centers, though its competitive pricing and maintenance requirements make it best suited for families committed to structured racing programs rather than casual riding., 4.5, MotoAutiv Team |
| FAQ (Manual Override) | Q: Is the BMW M 1000 RR still available to buy in India? A: No. The M 1000 RR has been discontinued by BMW Motorrad and is no longer available through authorized dealerships in India. It can only be found through the used motorcycle market. Q: What is the difference between the Standard and Competition variant? A: Both share the same engine and core hardware. The Competition variant adds the M GPS Laptrigger with data logging software, a lighter anodised swingarm, DLC-coated M Endurance chain, M milled parts package, and M Carbon components, all oriented toward track use. Q: How practical is it for daily use in Indian cities? A: Very limited. The fully committed riding position, significant heat buildup in traffic, 832mm seat height, and track-tuned suspension make city commuting physically demanding and uncomfortable, especially in Indian summer conditions. Q: How does it differ from the standard S 1000 RR? A: The M 1000 RR gets revised cylinder heads with larger 52mm throttle bodies, M Carbon wheels, carbon fibre aerodynamic winglets generating significantly more downforce, M-spec brakes, a lighter overall package, and 2 additional hp, all developed specifically for homologation racing purposes. | Q: What is the engine capacity of the KTM 50 SX? A: It has a 49.9 cc 2-stroke engine. Q: What kind of transmission does it use? A: The KTM 50 SX has a single-speed automatic transmission. Q: How is the KTM 50 SX started? A: It uses a kick-start. Q: What is the fuel tank capacity of KTM 50 SX? A: The fuel tank capacity is 2.3 litres. Q: What is the seat height of KTM 50 SX? A: The seat height is 653 mm. Q: What is the weight of KTM 50 SX? A: The dry (or “without fuel”) weight is about 43.5 kg for recent models. Q: What kind of suspension does the KTM 50 SX use? A: It comes with WP XACT suspension, a 35 mm upside-down fork in the front and a WP mono-shock at the rear. Q: What brakes does KTM 50 SX have? A: It has disc brakes both at the front and rear, each 160 mm. Q: What power does the KTM 50 SX produce? A: The KTM 50 SX produces around 5.3–5.4 PS at ~11,500 rpm. Q: Is the KTM 50 SX road legal? A: No, it's designed for off-road / motocross use, not for street-legal riding. Q: What kind of clutch does KTM 50 SX have for young riders? A: It uses a centrifugal clutch, which automatically engages at high RPM, good for beginners or young riders who don’t manually operate a clutch. Q: What is the ground clearance of KTM 50 SX? A: The ground clearance is 233 mm. Q: Is there a guarantee or warranty for KTM 50 SX? A: According to specs, it has a 2-year standard warranty. Q: What is the typical maintenance challenge or issue to watch for in KTM 50 SX? A: Some owners report carburetor tuning issues |
| Fuel System | Electronic fuel injection | — |
| Price Variants | Standard | 4900000 Competition | 5500000 | STD | 475000 |
| Pros | Monstrous, thrilling engine performance Comprehensive, race-grade electronics suite Lightweight, razor-sharp handling Powerful, fade-free braking Premium carbon-fibre build quality Highly adjustable suspension and ergonomics | Very Lightweight: Makes it easy for young riders to handle and build confidence. Automatic Transmission: The centrifugal clutch and automatic gearbox simplify riding for beginners. Adjustable Suspension: High-quality WP fork and shock can be tuned to rider weight and track conditions. Racing‑Oriented Build: Frame and components are derived from KTM’s full-size SX range, giving a race-ready feel. Power-Reduction Kits Available: Helps beginners by limiting power until they’re ready for more. Good Cooling: Liquid cooling ensures the engine stays healthy even under hard off‑road use. Tool-Free Adjustability: Seat height, suspension, and other parts can be adjusted without special tools. |
| Starter | Electric | Kick Start Only |
| Transmission | 6-speed manual | Manual |
