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Side-by-Side Bike Comparison ¡ September 2026

Kawasaki Z900 vs Yamaha R15 V4

Technical comparison of performance curves, real-world dyno numbers, verified ratings, and full dynamic spec sheets.

⚡ Power Leader
Kawasaki Z900
Kawasaki

Kawasaki Z900

Engine 948 cc
Power 123.3 bhp
Mileage 17 kmpl
Brakes / ABS Dual-ch. ABS
Price in BD Price TBA
Details
💎 Best Value
Yamaha R15 V4
Yamaha

Yamaha R15 V4

R15 V4 Standard
Engine 155 cc
Power 18.1 bhp
Mileage 45 kmpl
Brakes / ABS Dual-Channel
Price in BD ā§ŗ600,000
Details
01 / Bottom-Line Takeaway

Quick Verdict

POWER & HARDWARE #1
Kawasaki Z900

The Performance Benchmark

Delivers class-leading punch with 123.3 bhp and sharp throttle response. Backed by Dual-ch. ABS for riders demanding confidence in high-speed and emergency scenarios.

Best for: Highway tours, enthusiast riding, emergency brake safety.
VALUE CHAMPION #2
Yamaha R15 V4 (R15 V4 Standard)

The Value Argument

Maximizes features per taka spent at ā§ŗ600,000. Ideal balance of equipment and accessible dealer pricing without sacrificing daily road manners.

Best for: Budget-conscious riders looking for modern styling.
02 / Engine Output Benchmarks

The Dyno Room

Peak Bhp & Torque Scaled
Peak Power Output (Bhp) Top: 123.3 Bhp
Kawasaki Z900 123.3 bhp @ 9500 rpm
Yamaha R15 V4 (R15 V4 Standard) 18.1 bhp @ 10000 rpm
Peak Torque Delivery (Nm) Top: 98.6 Nm
Kawasaki Z900 98.6 Nm @ 7700 rpm
Yamaha R15 V4 (R15 V4 Standard) 14.2 Nm @ 7500 rpm

Claimed Top Speeds

240 km/h
Kawasaki Z900
140 km/h
Yamaha R15 V4 (R15 V4 Standard)
Dyno takeaway: Engine cooling hardware (liquid vs oil vs air) and gear ratios determine how long peak power can be sustained on open highway runs.
03 / Multi-Vector Scorecard

AI Analysis Engine

Rule-Based Specs Synthesizer

AI Engine Recommendation

Comparing power-to-weight, braking safety gear, real mileage data, and dealer price points across this matchup. Use the 5-point radar breakdown below to balance your budget against your daily riding style.

Kawasaki

Kawasaki Z900

8.7 / 10
Performance 9.5
Comfort 7.8
Tech & Features 9.4
Fuel Economy 7.3
Value for Money 9.5
Yamaha

Yamaha R15 V4 (R15 V4 Standard)

8 / 10
Performance 6.5
Comfort 7.8
Tech & Features 7.4
Fuel Economy 9.5
Value for Money 8.8
05 / Verified Owner Sentiment

Rider Community Ratings

Verified BD Rider Reviews
Yamaha

Yamaha R15 V4

0 verified owner feedback
★ 4.5
Overall Rating
06 / Full Technical Comparison

Specification Sheet

Bike Information 11
Bike Name Kawasaki Z900 Yamaha Metallic Black
Brand Kawasaki Yamaha
CC 948 155
Regular Price — 610,000
Bike Type Naked / Streetfighter Sports
Distributor/Seller Asian Motorbikes ACI MOTORS LIMITED
Model Year 2026 2022
Brand Origin Japan Japan
Made In — India
Assemble In — India
Launched Date — 2022-05-22
Engine 15
Engine Type 4 Stroke, DOHC, 16 Valve, In-Line Four Single Cylinder, Liquid Cooled, VVA
Displacement 948 155.1 cc
Maximum Power 123.3 Bhp (125 PS) @ 9500 RPM 18.1 Bhp @ 10000 RPM
Maximum Torque 98.6 NM @ 7700 RPM 14.2 NM @ 7500 RPM
Bore 73.4 mm 58.0 mm
Stroke 56.0 mm 58.7 mm
Compression Ratio 11.8:1 11.6 : 1
Valves 16 valve 4
Fuel Supply Fuel Injection (DFI with Dual Throttle Valves) Fuel Injection
No of Cylinders 4 1
Engine Cooling Liquid Cooled Liquid Cooled
Starting Method Electric Electric
Engine Oil Grade N/A 10W40
Engine Oil Capacity 3.8 Litres 1 L (Without Filter)
Best Lube For N/A —
Transmission 4
Transmission Type Manual Manual
No of Gears 6 6
Clutch Type Wet, Multiple-Disc, Assist & Slipper Clutch Wet Type Multi-Plate Assist & Slipper Clutch
Drive Type Chain Drive Chain Drive
Mileage & Top Speed 2
Mileage 17.5 Kmpl (Approx) 40 Kmpl (Approx)
Top Speed 240 Km/h (Approx) 140 Kmph (Approx)
Chassis & Suspension 3
Chassis Type Steel Trellis Frame Deltabox
Front Suspension 41 mm Inverted Fork with Rebound Damping and Spring Preload Adjustability Telescopic USD
Rear Suspension Horizontal Back-Link with Rebound Damping and Spring Preload Adjustability Monoshock
Brakes 6
Front Brake Type Dual Disc Brake Single Disc
Rear Brake Type Disc Brake Disc Brake
Front Brake Diameter 300 mm 282 mm
Rear Brake Diameter 250 mm 220 mm
Anti-Lock Braking System (ABS) Dual Channel ABS Dual-Channel
Braking System Dual Channel ABS Dual Channel ABS
Wheels & Tyres 4
Front Tyre Size 120/70 ZR17 M/C (58W) 100/80-17 M/C 52P
Rear Tyre Size 180/55 ZR17 M/C (73W) 140/70-R17 M/C 66H (Radial)
Tyre Type Tubeless Tubeless
Wheel Type Alloy Alloy
Dimensions 8
Overall Length 2070 mm 1,990 mm
Overall Width 825 mm 725 mm
Height 1080 mm 1,135 mm
Ground Clearance 145 mm 170 mm
Weight 212 Kg 142 kg
Fuel Tank Capacity 17 Liters 11 L
Wheelbase 1455 Mm 1,325 mm
Seat Height 820 mm 815 mm
Electricals 5
Battery Type Lead Acid (Maintenance Free) MF
Battery Voltage 12V 12V, 4.0Ah
Head Light Led LED
Tail Light Led LED
Indicators Led Halogen
Features 8
Speedometer Digital Digital
Odometer Digital Digital
RPM Meter Digital Digital
Handle Type Single piece handle bar Three part handle bar
Seat Type Split Seat Split-Seat
Passenger Grab Rail Yes —
Engine Kill Switch Yes Yes
Additional Feature 4.3-inch Colour TFT Meter, Bluetooth Smartphone Connectivity (Rideology App), Kawasaki Traction Control (KTRC), Integrated Riding Modes (Sport, Road, Rain, Rider), Power Modes (Full / Low), Assist & Slipper Clutch, Gear Position Indicator. Quick Shifter, Side Stand kill Switch, Smartphone Bluetooth Connectivity, Traction Control System
07 / Video & Photo Showcase

Media & Gallery

Click to view popup
Kawasaki Z900

Kawasaki Z900

Kawasaki
0 Photos
No photos or videos available for this bike
Yamaha R15 V4

Yamaha R15 V4 (R15 V4 Standard)

Yamaha
1 Photo
HD Photos 1 image
Yamaha R15 V4 Main Image
No walkaround video available for this bike
08 / Real-World Trade-Offs

Strengths & Trade-offs

Pros vs Cons
Kawasaki

Kawasaki Z900

Strengths
  • ✓ 125 PS inline-four engine delivers strong, linear power with a thrilling top-end rush.
  • ✓ 98.6 Nm torque provides excellent flexibility and mid-range punch.
  • ✓ Aggressive Sugomi styling gives it a proper supernaked stance.
  • ✓ Rider-friendly electronics including traction control, riding modes and a TFT display with Bluetooth connectivity.
  • ✓ Assist and slipper clutch keeps lever effort light and rear-wheel hop in check.
Trade-offs
  • ✕ 212 kg kerb weight feels heavy in tight city traffic compared with smaller nakeds.
  • ✕ Real-world mileage of around 17.5 kmpl makes it costly to run daily.
  • ✕ Naked design offers no wind protection at highway speeds.
  • ✕ Limited pillion comfort because of the sporty seat design.
  • ✕ High purchase and maintenance costs in Bangladesh due to import duties and parts availability.
Yamaha

Yamaha R15 V4

Strengths
  • ✓ Aggressive race-inspired styling with sharp fairing and LED lights gives it a high-end look.
  • ✓ Smooth and refined 155 cc VVA engine delivers enjoyable power and usable performance on city and highway roads.
  • ✓ Deltabox frame and USD front forks contribute to confident cornering and stable handling.
  • ✓ Traction control, quick shifter, and a fully digital LCD cluster with Bluetooth connectivity add a tech edge.
  • ✓ Real-world mileage averages generally agreed to be good for a sportbike (around ~40–45 km/l).
Trade-offs
  • ✕ Aggressive sportbike seating can be uncomfortable on long rides.
  • ✕ The ~11 liter tank is modest — meaning more frequent fuel stops on long trips.
  • ✕ Pricier than many other 150 cc competitors.
  • ✕ Rear seat space and comfort for a passenger is limited.
09 / Frequently Asked Questions

Frequently Asked Questions

From compared bikes
Kawasaki Z900 What is the Kawasaki Z900?
The Kawasaki Z900 is a supernaked motorcycle from Kawasaki's Z series, featuring the brand's Sugomi design language, a 948cc inline-four engine and a comprehensive electronics package.
Kawasaki Z900 What is the engine capacity of the Kawasaki Z900?
The Kawasaki Z900 has a 948cc liquid-cooled, four-cylinder inline engine.
Kawasaki Z900 How much power does the Kawasaki Z900 produce?
The Kawasaki Z900 produces a maximum power of approximately 125 PS (123.3 bhp) at 9,500 RPM.
Kawasaki Z900 What is the maximum torque of the Kawasaki Z900?
The Kawasaki Z900 produces approximately 98.6 Nm of maximum torque at 7,700 RPM.
Kawasaki Z900 How many gears does the Kawasaki Z900 have?
The Kawasaki Z900 comes with a 6-speed transmission with an assist and slipper clutch.
Kawasaki Z900 What is the Kawasaki Z900's top speed?
The Kawasaki Z900 is reported to have a top speed of around 240 km/h. Actual top speed can vary depending on riding conditions and specifications.
Kawasaki Z900 What is the mileage of the Kawasaki Z900?
The Kawasaki Z900 offers an approximate mileage of 17.5 kmpl, depending on riding style and road conditions.
Kawasaki Z900 Does the Kawasaki Z900 have ABS?
Yes, the Kawasaki Z900 comes with dual-channel ABS as standard.
Yamaha R15 V4 What is the engine specification of the R15 V4?
The Yamaha R15 V4 comes with a 155 cc, liquid-cooled, 4-stroke SOHC engine with VVA (Variable Valve Actuation), producing around 18.4 PS power and 14.2 Nm torque.
Yamaha R15 V4 What is the top speed of the R15 V4?
The bike can reach a top speed of approximately 140–145 km/h depending on conditions and riding style.
Yamaha R15 V4 How much is the fuel economy (mileage)?
Typical real-world mileage averages around 40–45 km/l.
Yamaha R15 V4 Does the R15 V4 have ABS (Anti-Lock Braking System)?
Yes — it comes equipped with dual-channel ABS for safer and more controlled braking.
Yamaha R15 V4 What is the fuel tank capacity?
The R15 V4’s fuel tank holds around 11 litres.
Yamaha R15 V4 Does it have smartphone connectivity?
Yes — the R15 V4 has a digital display with Bluetooth connectivity that works with Yamaha’s Y-Connect app.
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