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Quick Analysis

KTM 85 SX

8.5 pts
Unweighted: 6 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther

TRIUMPH NEW SPEED T4

27.0 pts
Unweighted: 18 advantages
EnginePerformanceDimensionsBrakesTyresFeaturesOther
Specification
KTM 85 SX
KTM 85 SX
KTM
TRIUMPH NEW SPEED T4
TRIUMPH NEW SPEED T4
Triumph

Engine Specifications

Cooling System Liquid cooling (0.8L) Liquid-cooled
Displacement 84.9 cc 398.15 cc
Engine Type 1-cylinder, 2-stroke engine 4 valve, DOHC, single-cylinder
Power 15.5 bhp @ 11500 rpm 31 PS / 30.6 bhp (22.8 kW) @ 7,000 rpm
Torque 14 Nm @ 8500 rpm 36 Nm @ 5,000 rpm

Performance & Efficiency

Fuel Tank Capacity 5.2 L 13 l
Mileage 25 kmpl 29 l

Dimensions & Weight

Kerb Weight approx. 67 kg (without fuel) 180 kg
Seat Height 865 mm 806 mm

Brakes & Suspension

ABS Bosch dual-channel ABS
Front Brake Disc 240 mm 300 mm fixed two-piston floating caliper, dual-channel ABS
Front Suspension XACT 43 WP Upside-Down fork, Ø 43 mm 43mm Telescopic Fork. 140mm wheel travel
Rear Brake Disc 220 mm 230mm fixed disc, floating caliper, ABS
Rear Suspension XACT WP PDS mono shock Gas monoshock RSU with external reservoir and pre-load adjustment. 120mm wheel travel

Tyres & Wheels

Front Tyre 70/100 - 17 110/70-17
Rear Tyre 90/100 - 14 140/70-17
Tyre Type Tubed Tubeless
Wheel Type Spoke Alloy

Features & Technology

Headlight DRLs LED

Other Specifications

Bike Image 1 https://motoautiv.com/wp-content/uploads/2025/10/TVS-M1-S-1.webp
Bike Image 2 https://motoautiv.com/wp-content/uploads/2025/10/TVS-M1-S-4.webp
Bike Image 3 https://motoautiv.com/wp-content/uploads/2025/10/TVS-M1-S-2.webp
Color Options Orange Baja Orange Phantom Black / Pearl Metallic White Phantom Black / Storm Grey Caspian Blue / Pearl Metallic White Lava Red Gloss / Pearl Metallic White
Cons Not road legal and suitable only for off-road tracks. High maintenance due to 2-stroke engine rebuilds. Kick-start only, no electric start option. Relatively expensive compared to other youth dirt bikes. Small fuel tank limits long riding sessions. Reduced power & premium components: Compared to the Speed 400, the T4 lacks some features — no ride-by-wire throttle, no traction control, conventional telescopic forks instead of USD forks, and non-radial tyres. Performance compromises: With only 31 PS and 36 Nm, it is less punchy than competitors in the 400cc segment and may feel less exciting when pushed hard. Braking and suspension feedback: Some owners report the front suspension is a bit soft, and the braking or tyres do not inspire full confidence at higher speeds. Premium brand servicing & running cost: While upfront price is competitive, service/parts cost and the premium brand network may still imply higher ongoing costs than mass-segment brands. Weight & urban manoeuvrability concerns: Though seat height is moderate, some users feel the bike is a bit heavy for very tight urban U-turns or slow-speed traffic handling.
Detailed Overview The KTM 85 SX is one of the most popular and respected youth motocross bikes in the world, designed specifically for young riders who are ready to take the next big step toward competitive racing. More than just a beginner’s off-road bike, the 85 SX brings true race-bred DNA from KTM’s full-size SX lineup, giving upcoming racers the opportunity to experience high-level performance at an early age. With its sharp power delivery, lightweight design, and premium components, the bike is built to help young riders improve skills and confidently tackle motocross tracks. At the heart of the KTM 85 SX lies its 84.9cc 2-stroke, liquid-cooled engine, which is known for delivering punchy power and rapid acceleration. The powervalve system ensures that the engine produces strong torque across the rev range, making the bike easier to control while still offering impressive performance. Whether riders are attacking tight corners or hitting long straights, the engine responds crisply and delivers the thrilling character 2-strokes are known for. Paired with a 6-speed gearbox, the bike offers smooth shifting and plenty of flexibility for both beginners and experienced youth racers. One of the standout features of the 85 SX is its lightweight chassis, made with high-strength chromoly steel. This frame not only enhances stability but also ensures precise handling, allowing riders to maneuver confidently through jumps, whoops, and rough terrain. The ergonomics are thoughtfully designed to fit young riders, offering a slim body that allows easy movement, better grip, and improved control during aggressive riding. Suspension is another area where KTM excels, and the 85 SX is no exception. It comes equipped with WP XACT suspension, featuring an AER air fork at the front and a fully adjustable shock absorber at the rear. This setup provides excellent damping, great response on jumps, and impressive support on uneven surfaces. Riders can also fine-tune the suspension to match their weight, riding style, and track conditions — something rarely seen in youth motocross bikes. The bike also features powerful disc brakes on both ends, giving young riders the confidence to brake hard into corners. The wave-style discs help with heat dissipation, which is especially important during long practice sessions or competitive races. Lightweight wheels, grippy motocross tyres, and a race-focused design further enhance the overall performance package. In terms of ergonomics, the KTM 85 SX is designed to feel like a miniature version of the bigger SX bikes. The seat height, handlebar position, and narrow bodywork all work together to provide comfort while promoting proper riding posture. This allows young riders to develop good habits early in their riding journey. Overall, the KTM 85 SX is a bike built for serious young racers who want real performance, durability, and race-ready features. With its responsive engine, excellent suspension, strong brakes, and lightweight build, it stands out as one of the top choices in the youth motocross segment. Whether used for training or competition, the 85 SX gives riders a true taste of professional motocross performance. The Speed T4 is the entry-point in the made-in-India 400 cc series from Triumph, built in collaboration with Bajaj Auto. It carries forward Triumph’s modern-classic styling but tuned to a more accessible price point and relaxed ride character. According to official specs, it uses a 398.15 cc, liquid-cooled, single-cylinder DOHC engine that delivers 31 PS @ 7,000 rpm and 36 Nm @ 5,000 rpm. The engine is tuned for better low and mid-range rideability, especially targeted at Indian usage. On the chassis and hardware side: it sits on 17″ alloy wheels front & rear, has 300 mm front / 230 mm rear disc brakes with dual‐channel ABS, a conventional 43 mm telescopic front fork (instead of USD) and a monoshock rear with preload adjustment. Seat height is around 806 mm and wet weight approx 180 kg. Tank capacity is 13 litres. In terms of pricing and value: Originally launched at ₹2.17 lakh (ex‐showroom) in India. Later price revisions lowered it to about ₹1.99 lakh in some cases. Colour options have also been updated with refreshed graphics and finishes. What it does well Affordability & brand access: As Triumph’s most affordable offering in India it opens the brand to a wider audience, giving the neo‐classic premium styling at a relatively accessible price. Beautiful styling & premium finish: Despite the lower cost, it retains the trademark Triumph look—sculpted fuel tank, minimalist modern‐classic silhouette, premium paint and detailing. Good low/mid-range usability: With the engine tuned for torque from low revs (claims like ~85% of peak torque available from ~2,500 rpm) it suits city use well, fewer gear shifts and smoother ride in traffic. Manageable ergonomics: Seat height at ~806 mm is relatively accessible compared to tall scramblers or adventure bikes, making it more friendly for many riders. Modern tech & spec for segment: Features like LED lighting, slipper clutch, dual‐channel ABS, decent chassis hardware give a respectable package for a 400cc neo‐classic. Where it compromises / trade-offs Reduced power & simpler hardware vs bigger siblings: Compared to its sibling (Speed 400) this model has less power (~31 PS vs 40 PS in Speed 400) and simpler suspension/brake/tyre hardware (telescopic fork instead of USD, non‐radial tyres in some cases). Performance may feel modest at higher revs: Some rider feedback notes that while the bike is very usable up to mid speeds, it may lack the punch and high‐end refinement rivals offer. For instance: “the bike feels strained after 6500 rpm … its best to ride between 2000 and 5500.” Premium brand costs & running‐cost expectations: Even though it is the “entry” Triumph, service/parts/maintenance may still cost more than mass market brands. Tank & range limitations: With only 13 litres tank capacity and a 400cc engine tuned for torque, long highway runs may require more frequent fuel stops or careful planning. Some features missing: For instance there is no traction control, ride-by-wire throttle (in T4) which the more expensive sibling offers. These are sacrifices made to hit the price point. In summary The Triumph Speed T4 is a compelling offering if you’re looking for a neo-classic motorcycle that offers strong styling, decent brand cachet, good city usability and manageable ergonomics, all at a price that (in premium bike terms) is relatively accessible. It nails the look, brand tone and day‐to‐day rideability. That said, if your priority is maximum performance, off‐road or weekend sporty riding, or you want the highest spec hardware (suspension, tyres, advanced features), then you may find the T4 is a “good all‐rounder” rather than a “top‐end performance” machine. In that case, consider stretching to siblings/higher models or different bikes.
Expert Review MotoAutiv Team MotoAutiv Team
FAQ (Manual Override) Q: What is the mileage? A: The mileage is around 18–20 kmpl (may vary as it’s an off-road motocross bike). Q: What is the engine capacity? A: The KTM 85 SX comes with an 84.9 cc 2-stroke engine. Q: What is the seat height? A: The seat height is approximately 850 mm. Q: What is the top speed? A: The top speed is around 110 km/h, depending on rider and terrain. Q: Does the KTM 85 SX have electric start? A: No, it comes with a kick-start mechanism. Q: What is the fuel tank capacity? A: The fuel tank capacity is 5.2 liters. Q: Is the KTM 85 SX road legal? A: No, it is not road legal as it is designed specifically for motocross/off-road racing. Q: What type of brakes does it have? A: It features disc brakes at both front and rear. Q: Is the KTM 85 SX suitable for beginners? A: It is ideal for youth riders transitioning to higher-powered bikes, but not recommended for complete beginners. Q: What is the weight of the bike? A: The bike weighs approximately 68 kg (dry weight). Q: What is the engine capacity of the Triumph Speed T4? A: The Triumph Speed T4 is powered by a 398 cc, liquid-cooled, single-cylinder engine. Q: How much power does the Triumph Speed T4 produce? A: The engine delivers 31 PS of power and 36 Nm of peak torque, tuned for strong mid-range performance. Q: What is the mileage of the Triumph Speed T4? A: The Speed T4 offers an approximate mileage of 30–35 km/l under mixed riding conditions. Q: What is the seat height of the Triumph Speed T4? A: The seat height is around 806 mm, making it accessible for most riders. Q: Does the Triumph Speed T4 come with traction control? A: No, the Speed T4 does not feature traction control, unlike the Speed 400. Q: What type of suspension does the Triumph Speed T4 use? A: It comes with a telescopic front fork and a monoshock at the rear, tuned for comfort and city riding. Q: What is the top speed of the Triumph Speed T4? A: The Speed T4 can achieve a top speed of around 140–145 km/h. Q: What is the price of the Triumph Speed T4 in India? A: The Triumph Speed T4 is priced at approximately ₹2.17 lakh (ex-showroom, India), making it the most affordable Triumph bike in the lineup.
Price Variants | 669000 Standard | 192539
Pros Powerful 2-stroke engine with strong mid-range performance. Lightweight chassis for excellent handling on tracks. Premium WP suspension for smooth jumps and rough terrain. Strong disc brakes offering sharp stopping power. Race-ready ergonomics designed for young motocross riders. Excellent value for money: The Speed T4 is the most affordable bike from Triumph in India — launched at around ₹ 2.17 lakh ex-showroom. Strong mid-range rideability: While its peak power is lower than its siblings (31 PS / 36 Nm) it is tuned for low to mid-range torque, making it more usable in urban traffic and fewer gear shifts. Signature styling & robust build: It uses the same 398 cc single-cylinder engine as the Speed 400, and retains neo-retro Triumph styling cues which offer premium appeal in this price-segment. Good feature set for the price: You get dual-channel ABS, all-LED lighting, a six-speed gearbox with slipper clutch, and a USB port among other features. More accessible seat height and manageable ergonomics: It has a seat height of about 806mm (vs premium models often taller) and is reasonable for many riders.
Starter Kickstarter
Transmission 6 Speed Manual 6 Speed Manual