The Only 400cc Inline-4 in India!
Kawasaki has launched the much-awaited 2025 Kawasaki Ninja ZX-4RR in India, making it the only 400cc inline-4-cylinder motorcycle in the country. With its high-revving engine, race-inspired design, and advanced electronics, this bike brings true superbike DNA to the middleweight category.
But at ₹9.42 lakh (ex-showroom, India), is it worth the premium? And how does it compare to its rivals? Let’s break it all down in this detailed review!
2025 Kawasaki Ninja ZX-4RR: Engine & Performance
The highlight of the 2025 Kawasaki Ninja ZX-4RR is its 399cc inline-four-cylinder engine, which is an absolute screamer. Unlike most 400cc bikes that use single or twin-cylinder setups, this one revs all the way up to 16,000 rpm, delivering superbike-like performance in a smaller package.
Engine Specifications:
- Engine Type: 399cc, Liquid-Cooled, DOHC, 4-Cylinder
- Power Output: 77 PS at 14,500 rpm (80 PS with RAM Air)
- Torque: 39 Nm at 13,000 rpm
- Redline: 16,000 rpm
- Transmission: 6-Speed with Bi-Directional Quickshifter
- Fuel System: Electronic Fuel Injection
- Compression Ratio: 12.6:1
Performance Highlights:
✅ First 400cc Inline-4 in India
✅ High-revving engine – up to 16,000 rpm!
✅ Superbike-like exhaust note
✅ 80 PS power with RAM air assist
✅ Bi-directional quickshifter for clutchless shifts
This bike is all about high-speed thrills. Unlike twin-cylinder motorcycles that start running out of breath at higher rpms, the 2025 Kawasaki Ninja ZX-4RR keeps pulling harder. The result? Superbike-like acceleration and top-end rush in a compact form.
Kawasaki ZX-4RR’s Design & Aerodynamics
The ZX-4RR follows Kawasaki’s aggressive Ninja design philosophy, taking inspiration from the ZX-6R and ZX-10R. The full-faired look, sharp edges, and aerodynamic winglets make it one of the best-looking 400cc bikes in the market.
Key Design Features:
✅ Twin LED Headlamps – Sharp and aggressive look
✅ Aerodynamic Winglets – Inspired by Kawasaki’s WSBK race bikes
✅ Sleek Tail Section – Gives a race-ready look
✅ Lightweight Trellis Frame – Improves agility and handling
✅ Fully Digital TFT Display – Modern and easy to read
✅ 4-1 Exhaust System – Produces an iconic inline-4 sound
The bike is available in Lime Green/Ebony/Blizzard White, featuring Kawasaki Racing Team’s World Superbike livery.
Advanced Electronics & Features
Kawasaki has loaded the 2025 Kawasaki Ninja ZX-4RR with superbike-level electronics to ensure a smooth, powerful, and safe ride.
1️⃣ 4.3-inch Full-Color TFT Display
The fully digital instrument cluster provides all necessary data, including:
✔️ Speedometer & Tachometer
✔️ Gear Position Indicator
✔️ Lap Timer
✔️ Riding Modes Display
✔️ Bluetooth Connectivity via Kawasaki Rideology App
2️⃣ Multiple Riding Modes
Unlike regular 400cc bikes, the ZX-4RR comes with four riding modes:
✔ Sport – Maximum performance, aggressive power delivery
✔ Road – Balanced for daily riding
✔ Rain – Reduced power for wet roads
✔ Custom – Allows riders to set their own preferences
3️⃣ Kawasaki Traction Control (KTRC)
KTRC helps prevent wheel slip and improves stability in slippery conditions, making it safer to ride in rain or bad road conditions.
4️⃣ Bi-Directional Quickshifter
✅ Clutchless Upshifts & Downshifts – Faster, smoother gear changes
✅ Superbike Technology in a 400cc Package!
5️⃣ ABS & Braking System
The ZX-4RR features a powerful braking system to handle its high-speed capabilities.
✔ Twin 290mm Front Discs with radially mounted calipers
✔ 220mm Rear Disc
✔ Dual-Channel ABS
These features make it one of the most advanced 400cc motorcycles ever built.
Chassis, Suspension & Handling
The 2025 Kawasaki Ninja ZX-4RR is built for precision handling and track-ready performance.
1️⃣ Lightweight Steel Trellis Frame
The high-strength steel frame ensures superior handling and agility, making the bike stable at high speeds while being nimble in corners.
2️⃣ High-Performance Suspension
- Front Suspension: Showa 37mm USD forks (preload adjustable)
- Rear Suspension: Showa BFRC-lite monoshock (fully adjustable)
This suspension setup is similar to what’s used in Kawasaki’s World Superbike (WSBK) race machines, ensuring razor-sharp handling.
3️⃣ 17-inch Alloy Wheels & Sticky Tires
- Front Tire: 120/70-ZR17
- Rear Tire: 160/60-ZR17
These wide radial tires provide excellent grip, making the ZX-4RR perfect for aggressive cornering.
Performance: Top Speed & Acceleration
The Kawasaki ZX-4RR is one of the fastest bikes in its class, with a top speed of around 190 km/h!
Performance Figures:
🚀 0-100 km/h: ~ 4.5 seconds
🚀 Top Speed: ~ 190 km/h
🚀 Fuel Efficiency: ~ 18-20 km/l
This bike is built for speed, and thanks to its inline-4 engine, it maintains a high-speed rush without losing power in higher gears.
Price & Rivals: Is It Worth ₹9.42 Lakh?
At ₹9.42 lakh (ex-showroom, India), the ZX-4RR is the most expensive 400cc bike in India.
Closest Competitors:
🏍 KTM RC 390 (₹3.18 lakh) – Single-cylinder, much cheaper but lacks the inline-4 thrill.
🏍 Aprilia RS 457 (₹4.10 lakh) – Twin-cylinder, powerful but not a 4-cylinder.
🏍 Kawasaki Ninja 650 (₹7.16 lakh) – Twin-cylinder, more torque but heavier.
Is It Worth Buying?
✅ If you want the only 400cc inline-4 experience in India – YES!
✅ If you love track days and aggressive riding – YES!
✅ If you want a bike that sounds like a mini ZX-10R – YES!
But if you’re looking for practicality and value for money, there are cheaper options.
Pros & Cons of Kawasaki ZX-4RR
✅ Pros:
✔ First and only 400cc inline-4 in India
✔ High-revving engine (16,000 rpm redline!)
✔ Superbike-like sound & performance
✔ Fully loaded with electronics & riding modes
✔ Excellent handling & lightweight frame
❌ Cons:
✖ Expensive for a 400cc bike
✖ Limited availability – Only a few units in India
✖ Low fuel efficiency (~18-20 km/l)
Final Verdict: The Ultimate 400cc Machine in India!
The 2025 Kawasaki Ninja ZX-4RR is a dream machine for those who love high-revving engines, track-ready performance, and aggressive styling
🔥 If you want an inline-4 screamer in the 400cc segment, this is the ONLY bike in India that offers it.
⚡ Would you buy the Kawasaki ZX-4RR? Let us know in the comments!
🚀 Ride Hard. Ride Safe. See You on the Roads! 🏍💨