Quick Analysis
KTM 50 SX
3.5 pts
Unweighted: 2 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
TRIUMPH SPEED TRIPLE 1200 RS
34.0 pts
Unweighted: 21 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
| Specification | ||
|---|---|---|
Engine Specifications |
||
| Cooling System | — | Liquid-cooled |
| Displacement | 49.9 cc | 1160 cc |
| Engine Type | 1-cylinder, 2-stroke engine | 12 valve, DOHC, inline 3-cylinder |
| Power | 5.3 bhp @ 11500 rpm | 180 PS / 177.5 bhp (132.4 kW) @ 10,750 rpm |
| Torque | 5.2 Nm @ 7500 rpm | 125 Nm @ 9,000 rpm |
Performance & Efficiency |
||
| Fuel Tank Capacity | 2.3 L | 15.5 L |
| Mileage | 30 kmpl | 18 kmpl |
Dimensions & Weight |
||
| Kerb Weight | 41 kg | 198 kg |
| Seat Height | 653 mm | 830 mm |
Brakes & Suspension |
||
| ABS | — | Dual Channel ABS |
| Front Brake | Disc 160 mm | Twin 320mm floating discs. Brembo Stylema monobloc calipers, OC-ABS, radial master cylinder with separate reservoir, span |
| Front Suspension | XACT 35 WP Upside-Down fork, Ø 35 mm | Ohlins 43 mm NIX30 upside down forks with adjustable preload, rebound and compression damping, 120 mm travel. |
| Rear Brake | Disc 160 mm | Single 220mm disc. Brembo twin piston caliper, OC-ABS. Rear master cylinder with separate reservoir. |
| Rear Suspension | XACT WP mono shock | Öhlins TTX36 twin tube monoshock with preload, rebound and compression damping, 120 mm rear wheel travel. |
Tyres & Wheels |
||
| Front Tyre | 60/100 - 12 | 120/70 ZR17 |
| Rear Tyre | 2.75 - 10 | 190/55 ZR17 |
| Tyre Type | Tubed | Tubeless |
| Wheel Type | Spoke | Alloy |
Features & Technology |
||
| Headlight | — | DRLs LED |
Other Specifications |
||
| Battery | — | Lithium ion battery |
| Bike Image 1 | — | https://motoautiv.com/wp-content/uploads/2025/11/Screenshot-2025-11-04-162207.webp |
| Bike Image 2 | — | https://motoautiv.com/wp-content/uploads/2025/11/Screenshot-2025-11-04-162250.webp |
| Color Options | Electronic Orange | Cosmic Yellow Sapphire Black Carnival Red |
| Cons | 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: “Used to run great … then started fowling plugs … Moved to a 95 main jet … About 15 kph slower …” Parts Cost & Availability: As a race‑oriented bike, some parts can be expensive or harder to source for older models. | Premium price & running costs: The high acquisition cost of the Speed Triple 1200 RS (over ₹20 lakh in India for newer imports/CKD units) and likely higher servicing/maintenance costs put it in a different ownership league than more mainstream bikes. Seat height/weight may challenge some riders: Even though it’s relatively agile, the seat height (~830 mm) and the weight (~199 kg) mean that very short riders or riders in tight urban conditions may find it less comfortable or commanding than smaller machines. Fuel tank/range and efficiency trade-offs: With large displacement performance orientated engine, fuel economy (around ~18 kmpl as per some user data) is less than many lighter bikes, and for long unrushed touring maybe the range or tank size becomes a limiting factor. Maintenance and reliability concerns (anecdotal): Some owner feedback and forum posts report that premium bikes like this may have more demanding upkeep or potential for more issues than simpler bikes, which buyers should accept when buying at this level. |
| Detailed Overview | 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. | The Triumph Speed Triple 1200 RS is the flagship of Triumph’s modern “hyper-naked” roadster line, showcasing a potent mix of engine performance, cutting-edge components and bold styling. At its core lies an all-new 1,160 cc liquid-cooled inline-three engine delivering **183 PS at 10,750 rpm** and **128 Nm of torque at 8,750 rpm**. This engine—lighter and more compact than its predecessor—offers blistering acceleration and vibrant character while remaining accessible for enthusiastic everyday riding. Chassis and dynamics are upgraded to match this performance: the RS features a lightweight twin‐spar aluminium frame, and premium hardware including Öhlins suspension and Brembo Stylema® brakes. Reviewers describe the handling as “razor-sharp”, with immediate turn-in and confident cornering behavior. The electronics suite is also comprehensive: five riding modes (Rain, Road, Sport, Track, Rider), keyless ignition and fuel cap, full-colour 5″ TFT display with smartphone connectivity (My Triumph), adjustable wheel-lift control, engine braking settings and more. Visually, the bike stands out with its aggressive twin-headlight signature, exposed trellis/styling elements, compact tail section and purposeful stance. These design cues both evoke the Speed Triple heritage and emphasize the RS’s high-performance nature. The ergonomics balance sportiness with usability: while the rider is placed in a forward-leaning position aligned with performance intentions, the interface is comfortable enough for daily riding. In practical terms, the RS is more than just a track-day weapon. Its upgraded suspension smooths out imperfect roads, and its upright stance makes it viable for back-road blasts or spirited commuting. That said, it still demands respect: with its high power and premium components, the riding experience is intense rather than relaxed. Fuel economy in the real world is more modest—a known trade-off when maximum power and performance are the priority. On the flip side, there are a few notable considerations. The price point is steep, reflecting its premium positioning and bespoke components. For urban riding, the seat height and weight can feel imposing, and while daily usability is good for a bike of this calibre, its capabilities are best exploited on open roads or more spirited riding scenarios. Additionally, servicing and ownership of such a high-spec machine involve higher costs and more attentive maintenance than typical mainstream motorcycles. In summary, the Triumph Speed Triple 1200 RS is a motorcycle for riders who demand superbike-grade performance wrapped in a naked roadster format, yet still usable in real-world everyday conditions. It doesn’t compromise on engine thrill, premium feel or component quality. If you value excitement, sharp handling, distinctive styling and are willing to accept higher running costs and the commitment that comes with owning a performance flagship, this machine stands among the very top in its class. |
| Expert Review | MotoAutiv Team | MotoAutiv Team |
| FAQ (Manual Override) | 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: Does it have a clutch? A: Yes — a centrifugal (adjustable) clutch, so the rider doesn’t have to use a manual clutch lever. Q: What is the fuel tank capacity? A: The fuel tank capacity is 2.3 litres. Q: What is the seat height? A: The seat height is 653 mm. Q: What is the weight of the bike? 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 it 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 it 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? 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? A: Some owners report carburetor tuning issues | Q: What engine does the Speed Triple 1200 RS have? A: It is powered by a 1,160 cc liquid-cooled inline-three (12-valve DOHC) engine, producing around 180 PS and 125 Nm of torque as per European cycle specs. Q: What is the wet weight and tank capacity of the Speed Triple 1200 RS? A: The bike has a wet weight of approx. 198 kg and a fuel tank capacity of about 15.5 litres. Q: What electronics and riding aids does the Speed Triple 1200 RS offer? A: It includes multiple riding modes (Rain, Road, Sport, Track and Rider), cornering ABS, traction control, a quick-shifter and a full-colour 5″ TFT display among other high-tech features. Q: What is the seat height of the Speed Triple 1200 RS? A: The seat height is approximately 830 mm. Q: What mileage can I expect from the Speed Triple 1200 RS in India? A: Real-world mileage is quoted around ~18 km/l under mixed usage conditions in India. Q: What is the ex-showroom price of the Speed Triple 1200 RS in India? A: The 2025 model was launched in India at about ₹ 20.39 lakh (ex-showroom) for the RS variant. Q: Is the Speed Triple 1200 RS suitable for everyday commuting as well as spirited riding? A: Yes—thanks to its aggressive engine, advanced electronics and premium build it performs very well in high performance mode, but its upright ergonomics and modern ride aids also make it viable for everyday use. Q: What are the premium components used on the Speed Triple 1200 RS? A: It features Öhlins suspension, Brembo Stylema front calipers, high-spec tyres and a lightweight aluminum twin-spar frame tailored for high performance handling. |
| Price Variants | | 475000 | RS | 1795000 |
| Pros | 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. | The engine character is outstanding—thanks to the 1,160 cc triple-cylinder unit producing about 180 PS and 128 Nm of torque, the bike delivers strong acceleration and superb mid-range punch. Handling and agility are excellent. Despite its size, reviewers mention the lightish weight (~199 kg kerb) and the sharp geometry let the bike flick through corners with confidence. Premium suspension and brake components add real value. The bike gets top-tier parts like Öhlins suspension, Brembo Stylema calipers, semi-active electronics (especially on newer model years) which enhance both ride quality and performance. Great all-round usability: While it is performance-focused, many reviews state the ergonomics and ride comfort are better than expected for a high-power naked, making it usable for both spirited rides and daily use. |
| Transmission | Manual | 6 speed |
