QJMOTOR 421 – Mid-Weight Naked Bike Redefining Performance and Style in 2025

Introduction to QJMOTOR 421

The QJMOTOR 421 is Qianjiang Motorcycle’s latest attempt to dominate the mid-weight streetfighter category. Known for their connection with Benelli and rapid rise in both Eastern and European markets, QJMotor is quickly gaining credibility with bikes that pack premium design and tech at unbeatable price points.

Positioned between entry-level naked bikes and higher-displacement sport nakeds, the QJMOTOR 421 targets new and intermediate riders who want a stylish, affordable motorcycle that doesn’t skimp on performance.

Design and Styling Highlights

Streetfighter Aesthetics

The QJMOTOR 421 sports an aggressive design language with sharp tank shrouds, muscular lines, and a minimalist rear end. It looks more expensive than its price tag suggests.

Lighting Elements

Equipped with a full LED lighting system, including a split-type headlight, LED turn signals, and a sleek tail lamp, it enhances both visibility and road presence.

Color Options

It is expected to come in a palette of dynamic colors like:

  • Matte Gunmetal Grey

  • Racing Red

  • Neon Green

  • Stealth Black

Engine and Technical Specs

421cc Twin-Cylinder Engine

At the heart of the 421 is a liquid-cooled, 421cc parallel-twin engine. It’s tuned for balance—offering enough punch for fun without overwhelming new riders.

Compression Ratio and Configuration

With a compression ratio of around 11.5:1, it delivers a good balance of efficiency and torque. The engine layout ensures linear power delivery across the rev range.

Performance and Acceleration

Horsepower and Torque

The QJMOTOR 421 churns out approximately 40–42 HP at 9,000 RPM and 35 Nm of torque at 6,500 RPM. That puts it in direct contention with the Yamaha MT-03 and KTM Duke 390.

0–60 km/h and Top Speed

  • 0–60 km/h: ~3.5 seconds

  • Top Speed: ~165 km/h (102 mph)

It’s more than enough for spirited city rides and occasional highway sprints.

Transmission and Gearbox

6-Speed Transmission

The 421 features a 6-speed gearbox with smooth gear transitions and a well-calibrated clutch.

Assist & Slipper Clutch

An assist and slipper clutch may be standard on some variants, allowing smoother downshifts and reduced lever effort—great for beginners and track usage alike.

Chassis and Weight Distribution

Frame Structure

A tubular steel frame with a rigid architecture helps keep the bike agile while ensuring high-speed stability.

Dry vs Curb Weight

Weighing approximately 165 kg (dry) and around 178 kg curb, the 421 remains manageable in traffic and light on twisty roads.

Center of Gravity

The weight distribution feels neutral, giving the rider excellent control during tight cornering and urban weaving.

Suspension Setup and Ride Quality

Front and Rear Suspension

  • Front: 41mm USD forks

  • Rear: Preload-adjustable monoshock

The suspension setup is sporty yet forgiving, delivering a comfortable ride without compromising performance.

Adjustability

Advanced riders can fine-tune suspension preload settings for different riding scenarios.

Braking and Safety Features

Dual Disc Brakes

It features dual 300mm front discs with radial calipers and a rear disc, providing sharp and consistent braking.

Dual-Channel ABS

A Bosch or Nissin dual-channel ABS system (depending on market) is included for safety during emergency stops or on slippery roads.

Instrument Cluster and Connectivity

Display and Features

The bike comes with a 5-inch TFT color display or a backlit LCD cluster, offering:

  • Speedometer, Tachometer

  • Gear position

  • Fuel gauge

  • Ride mode display (if applicable)

Bluetooth Connectivity

Some variants may offer Bluetooth pairing, phone call alerts, and even navigation sync via a companion app.

Exhaust and Sound Profile

Muffler Design

The side-mounted muffler is compact and sporty, featuring a dual-outlet design for improved aesthetics.

Sound Note

Expect a deep, throaty growl from its parallel-twin engine—similar to the Benelli 302S but with slightly more volume and depth.

Rider Ergonomics and Comfort

Seat Height

At 785–800 mm, the 421 is accessible to a wide range of riders. The slightly rear-set footpegs and upright bars strike a sporty yet comfortable stance.

Handlebar Position

Wide handlebars improve leverage in city traffic and offer great control on twisty roads.

Urban and Highway Handling

City Ride

Lightweight and nimble, the QJMOTOR 421 is well-suited for urban commuting, with good low-speed control and tight turning radius.

Highway Performance

At cruising speeds of 100–110 km/h, the bike remains composed with minimal vibrations. The fairing-less front means wind protection is basic, but it performs admirably for its class.

Fuel Efficiency and Range

Mileage Figures

In real-world riding conditions, the QJMOTOR 421 delivers approximately 25–28 km/l (58–65 mpg), which is respectable for a twin-cylinder performance bike.

Fuel Tank Capacity

The bike features a 13.5-liter fuel tank, which allows a theoretical range of 320–370 kilometers (200–230 miles) on a full tank—perfect for weekend trips and city rides alike.

QJMOTOR 421 vs Competitors

Let’s see how the QJMOTOR 421 compares with some of its closest rivals in the segment:

Bike Engine Power Weight ABS Approx. Price (USD)
QJMOTOR 421 421cc Twin ~42 HP ~178 kg Dual-channel ~$4,700–$5,200 (est.)
KTM Duke 390 373cc Single 44 HP 171 kg Dual-channel $5,899
Yamaha MT-03 321cc Twin 41 HP 168 kg Dual-channel $4,999
Kawasaki Z400 399cc Twin 49 HP 167 kg Dual-channel $5,399

Verdict:

While not the lightest or most powerful, the QJMOTOR 421 offers serious value by packing premium hardware and a twin-cylinder engine at a lower price point—making it a fantastic alternative for budget-conscious buyers.

Target Audience and Ideal Use Cases

Beginner-to-Intermediate Riders

Thanks to its predictable power delivery, low seat height, and ABS, the 421 is well-suited for newer riders. Intermediate riders will also appreciate its punchy mid-range and flickable nature.

Urban and Suburban Commuters

Its lightweight build and responsive throttle make it ideal for daily commuting, lane filtering, and short highway stints.

Weekend Sport Riders

For those looking for a thrilling yet affordable weekend machine, the 421 provides a good balance of speed, control, and riding dynamics.

Pricing and Market Availability

Estimated Price in the U.S.

As of mid-2025, the QJMOTOR 421 has not been officially released in the U.S., but it’s available in parts of Europe and Asia. If imported, expect a price range between $4,700 and $5,200 USD, depending on taxes and dealer margins.

Launch Status

The bike is already available in China, parts of Europe, and Southeast Asia under QJMotor branding or through Benelli sub-brands.

Dealer Network

The availability of parts and service varies by region. In Europe, it's supported by an expanding dealer network, while in the U.S., you may need to rely on specialty importers or online parts suppliers.

Pros and Cons of QJMOTOR 421

✅ Pros

  • Aggressive styling and premium finish

  • Twin-cylinder engine in a low-price bracket

  • Comfortable and upright ergonomics

  • ABS and quality suspension components

  • Competitive fuel economy

❌ Cons

  • Not officially available in all regions (e.g., U.S.)

  • Slightly heavier than some rivals

  • Limited brand awareness outside Asia

Owner and Expert Reviews

Early User Impressions

Early adopters in Europe and Asia praise the 421 for:

  • Smooth engine performance

  • Sharp handling

  • Surprisingly refined build quality

Media Test Ride Reports

Motorcycle reviewers highlight the 421’s excellent power-to-price ratio, with positive notes on braking feel and suspension. Critics mention that while it’s not the fastest in its class, it offers outstanding rideability and value.

Maintenance and Support

Service Intervals

  • Oil change: Every 5,000 km

  • Valve check: At 15,000 km

  • Chain service: Every 1,000 km

Parts and Availability

Basic maintenance parts (filters, pads, chains) are increasingly available online. Specialized components may require importing from QJMotor dealers in Europe or Asia.

Warranty

Typically includes a 2-year / 30,000 km warranty, with extended warranty options available through some dealers.

Final Thoughts

The QJMOTOR 421 proves that a sub-500cc motorcycle can be stylish, fast, and feature-rich without breaking the bank. With a muscular twin-cylinder engine, refined ride quality, and modern electronics, it undercuts many well-known Japanese and Austrian rivals in terms of price.

For riders seeking a middleweight naked that doesn’t sacrifice quality for affordability, the 421 is an impressive and exciting option.

Final Verdict: A future cult classic in the making, delivering max value in the mid-weight naked bike class.

Frequently Asked Questions (FAQs)

1. What is the top speed of the QJMOTOR 421?

Approximately 165 km/h (102 mph) under ideal riding conditions.

2. Is the QJMotor 421 good for new riders?

Yes, its smooth power delivery, low seat height, and forgiving nature make it a great option for beginners.

3. Does the 421 come with ABS?

Yes, it features dual-channel ABS as standard.

4. What is the fuel economy like?

You can expect between 58–65 mpg (25–28 km/l) depending on riding habits.

5. Is it available in the U.S.?

As of now, it is not officially available in the U.S., though some importers may bring it in independently.

6. How does the 421 compare to the Duke 390?

While the Duke offers more tech and slightly better performance, the QJMOTOR 421 is more affordable and features a twin-cylinder engine for smoother power.