Fastest 125cc Bikes: The 125cc motorcycle segment has evolved dramatically, with modern engineering pushing performance boundaries. In 2025, several 125cc bikes now rival larger displacements in speed and power. Here’s a breakdown of the fastest 125cc motorcycles available today, blending affordability with thrilling performance.
Fastest 125cc Bikes: Overview
The 125cc category is no longer just about fuel efficiency. Brands like KTM, Yamaha, and TVS are engineering bikes that deliver sporty performance, advanced tech, and head-turning designs. Below are the top contenders redefining speed in this segment.
Top 5 Fastest 125cc Bikes
1. KTM 125 Duke
Top Speed: 120 km/h
Power: 14.75 bhp @ 9,250 rpm
Torque: 12 Nm @ 8,000 rpm
Engine: 124.7cc liquid-cooled, DOHC
Features:
TFT display with Bluetooth connectivity
Dual-channel ABS
Adjustable WP suspension
LED lighting
Price: ₹1.89 lakh (India), £4,899 (UK)
The KTM 125 Duke remains the performance king, offering a power-to-weight ratio that outshines rivals. Its aggressive styling and track-inspired ergonomics make it a favorite among thrill-seekers.
2. KTM RC 125
Top Speed: 118 km/h
Power: 14.75 bhp @ 9,500 rpm
Torque: 12 Nm @ 8,000 rpm
Engine: 124.7cc liquid-cooled, DOHC
Features:
Full-fairing sportbike design
Adjustable suspension
Supermoto ride mode (disables rear ABS)
Price: ₹2.10 lakh (India)
The RC 125 shares its engine with the Duke but adds aerodynamic fairings for better high-speed stability.
3. Yamaha R125
Top Speed: 116 km/h
Power: 14.8 bhp @ 10,000 rpm
Torque: 11.5 Nm @ 8,000 rpm
Engine: 124cc liquid-cooled, VVA (Variable Valve Actuation)
Features:
R1-inspired TFT dash
LED headlights with DRLs
Slipper clutch
Price: ₹2.25 lakh (India), £5,450 (UK)
Yamaha’s R125 mimics its larger R-series siblings with a sporty design and advanced tech. Its VVA engine optimizes low-end torque and high-end power.
4. TVS Raider 125
Top Speed: 105 km/h
Power: 11.38 bhp @ 7,500 rpm
Torque: 11.2 Nm @ 6,000 rpm
Engine: 124.8cc air-cooled
Features:
Glide Through Technology for smooth acceleration
Bluetooth-enabled digital cluster
Dual-channel ABS (top variant)
Price: ₹85,200 – ₹1.05 lakh (India)
The Raider combines Indian affordability with sporty performance, making it a hit among urban riders.
5. Suzuki Gixxer SF 125
Top Speed: 103 km/h
Power: 11.4 bhp @ 8,000 rpm
Torque: 11.2 Nm @ 6,000 rpm
Engine: 124cc oil-cooled
Features:
Full-fairing design
LED headlamps and taillights
Dual-channel ABS
Price: ₹1.12 lakh (India)
The Gixxer SF offers a balance of sporty aesthetics and reliable performance.
Engine & Performance
Modern 125cc engines now use advanced tech like liquid cooling, DOHC configurations, and variable valve timing to extract maximum power. The KTM 125 Duke and Yamaha R125 lead with ~15 bhp outputs, while bikes like the Raider prioritize fuel efficiency (60–65 kmpl) without compromising on urban agility.
Design & Technology
Sporty Aesthetics: Full-fairing designs (RC 125, Gixxer SF), sharp LED lighting, and alloy wheels dominate.
Digital Integration: TFT screens (KTM, Yamaha) offer Bluetooth connectivity, navigation, and ride analytics.
Safety: Dual-channel ABS, slipper clutches, and traction control (KTM) enhance rider confidence.
Efficiency & Practicality
Despite their speed, these bikes remain practical:
Mileage: 45–65 kmpl (KTM: 45 kmpl; TVS Raider: 65 kmpl)
Fuel Tank: 10–14 liters (300–500 km range)
Ergonomics: Upright riding positions (except RC 125) suit daily commutes.
Price & Availability
| Model | Price (India) | Global Price |
|---|---|---|
| KTM 125 Duke | ₹1.89 lakh | £4,899 (UK) |
| Yamaha R125 | ₹2.25 lakh | £5,450 (UK) |
| TVS Raider 125 | ₹85,200 | – |
| Suzuki Gixxer SF | ₹1.12 lakh | – |
| Hero Xtreme 125R | ₹95,000 | – |
Most models are available through dealerships, with the KTM and Yamaha commanding premium pricing.
Fastest 125cc Bikes Q&A
Q: Which 125cc bike has the highest top speed?
A: The KTM 125 Duke leads with 120 km/h, followed by the Yamaha R125 (116 km/h).
Q: Are these bikes suitable for beginners?
A: Yes! Their lightweight (120–150 kg) and manageable power make them ideal for new riders.
Q: Do these bikes require frequent maintenance?
A: Japanese/Indian bikes (Suzuki, TVS) have lower upkeep than premium KTMs.
Q: Can they handle highways?
A: The KTM and Yamaha are highway-capable, while others excel in city traffic.
Q: Which offers the best value?
A: The TVS Raider balances price (₹85k) with features like Bluetooth and dual ABS.
The Verdict
The 125cc segment now offers motorcycles that blur the line between commuter and sportbike. Whether you’re a speed enthusiast (KTM 125 Duke) or a budget-conscious rider (TVS Raider), 2025’s fastest 125cc bikes deliver adrenaline without breaking the bank. Visit your nearest dealership to experience these pocket rockets firsthand!