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Side-by-Side Bike Comparison · September 2026

Yamaha R15 V4 vs Yamaha R15 V4 BS7

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

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⚡ Power Leader

Yamaha

Yamaha R15 V4

R15 V4 Standard

Engine 155 cc

Power 18.1 bhp

Mileage 45 kmpl

Brakes / ABS Dual-Channel

Switch Variant

Price in BD ৳600,000

Details

⚡ Power Leader

Yamaha

Yamaha R15 V4 BS7

Engine 150 cc

Power 18.1 bhp

Mileage 40 kmpl

Brakes / ABS Dual-Channel

Price in BD ৳660,000

Details

01 / Bottom-Line Takeaway

Quick Verdict

Editorial Positioning

POWER & HARDWARE #1

Yamaha R15 V4 (R15 V4 Standard)

The Performance Benchmark

Delivers class-leading punch with 18.1 bhp and sharp throttle response. Backed by Dual-Channel for riders demanding confidence in high-speed and emergency scenarios.

Best for: Highway tours, enthusiast riding, emergency brake safety.

POWER & HARDWARE #2

Yamaha R15 V4 BS7 ( Yamaha R15 V4 BS7)

The Performance Benchmark

Delivers class-leading punch with 18.1 bhp and sharp throttle response. Backed by Dual-Channel for riders demanding confidence in high-speed and emergency scenarios.

Best for: Highway tours, enthusiast riding, emergency brake safety.

02 / Engine Output Benchmarks

The Dyno Room

Peak Bhp & Torque Scaled

Peak Power Output (Bhp) Top: 18.1 Bhp

Yamaha R15 V4 (R15 V4 Standard) 18.1 bhp @ 10000 rpm

Yamaha R15 V4 BS7 ( Yamaha R15 V4 BS7) 18.1 bhp @ 10000 rpm

Peak Torque Delivery (Nm) Top: 14.2 Nm

Yamaha R15 V4 (R15 V4 Standard) 14.2 Nm @ 7500 rpm

Yamaha R15 V4 BS7 ( Yamaha R15 V4 BS7) 14.2 Nm @ 7500 rpm

Claimed Top Speeds

140 km/h

Yamaha R15 V4 (R15 V4 Standard)

140 km/h

Yamaha R15 V4 BS7 ( Yamaha R15 V4 BS7)

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.

Yamaha

Yamaha R15 V4 (R15 V4 Standard)

8.6 / 10

Performance 9.5

Comfort 7.8

Tech & Features 7.4

Fuel Economy 9.5

Value for Money 8.8

Yamaha

Yamaha R15 V4 BS7 ( Yamaha R15 V4 BS7)

8.3 / 10

Performance 9.5

Comfort 7

Tech & Features 7.4

Fuel Economy 9.1

Value for Money 8.6

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

Show Differences Only

Bike Information 11

Bike Name	Yamaha Metallic Black	Yamaha R15 V4 BS7
Brand	Yamaha	Yamaha
CC	155	150
Regular Price	610,000	660000
Bike Type	Sports	Sports
Distributor/Seller	ACI MOTORS LIMITED	Aci Motors Ltd
Model Year	2022	2024
Brand Origin	Japan	Japan
Made In	India	India
Assemble In	India	India
Launched Date	2022-05-22	2021-05-25

Engine 15

Engine Type	Single Cylinder, Liquid Cooled, VVA	Liquid-cooled, 4-stroke, SOHC, 4-valve
Displacement	155.1 cc	155
Maximum Power	18.1 Bhp @ 10000 RPM	18.1 Bhp @ 10000 RPM
Maximum Torque	14.2 NM @ 7500 RPM	14.2 NM @ 7500 RPM
Bore	58.0 mm	58.0 mm
Stroke	58.7 mm	58.7 mm
Compression Ratio	11.6 : 1	11.6 : 1
Valves	4	4
Fuel Supply	Fuel Injection	Fuel injection
No of Cylinders	1	1
Engine Cooling	Liquid Cooled	Liquid Cooled
Starting Method	Electric	Electric
Engine Oil Grade	10W40	10W40
Engine Oil Capacity	1 L (Without Filter)	1 L (Without Filter)
Best Lube For	—	Mobil Racing 4T 10W40

Transmission 4

Transmission Type	Manual	Manual
No of Gears	6	6
Clutch Type	Wet Type Multi-Plate Assist & Slipper Clutch	Assist And Slipper Clutch
Drive Type	Chain Drive	Chain Drive

Mileage & Top Speed 2

Mileage	40 Kmpl (Approx)	40 Kmpl (Approx)
Top Speed	140 Kmph (Approx)	140 Kmph (Approx)

Chassis & Suspension 3

Chassis Type	Deltabox	Deltabox
Front Suspension	Telescopic USD	Telescopic upside Down Fork (USD Fork)
Rear Suspension	Monoshock	Linked-Type Monocross Suspension

Brakes 6

Front Brake Type	Single Disc	Disc Brake
Rear Brake Type	Disc Brake	Disc Brake
Front Brake Diameter	282 mm	282 mm
Rear Brake Diameter	220 mm	220 mm
Anti-Lock Braking System (ABS)	Dual-Channel	Dual-Channel
Braking System	Dual Channel ABS	Dual-Channel ABS

Wheels & Tyres 4

Front Tyre Size	100/80-17 M/C 52P	100/80-17M/C 52P
Rear Tyre Size	140/70-R17 M/C 66H (Radial)	140/70R17M/C 66H
Tyre Type	Tubeless	Tubeless
Wheel Type	Alloy	Alloy

Dimensions 8

Overall Length	1,990 mm	1,990 mm
Overall Width	725 mm	725 mm
Height	1,135 mm	1,135 mm
Ground Clearance	170 mm	170 mm
Weight	142 kg	141 kg
Fuel Tank Capacity	11 L	11 L
Wheelbase	1,325 mm	1,325 mm
Seat Height	815 mm	815 mm

Electricals 5

Battery Type	MF	mf
Battery Voltage	12V, 4.0Ah	12V 4Ah
Head Light	LED	LED
Tail Light	LED	LED
Indicators	Halogen	Halogen

Features 8

Speedometer	Digital	Digital
Odometer	Digital	Digital
RPM Meter	Digital	Digital
Handle Type	Three part handle bar	Three part handle bar
Seat Type	Split-Seat	Split-Seat
Engine Kill Switch	Yes	Yes
Additional Feature	Quick Shifter, Side Stand kill Switch, Smartphone Bluetooth Connectivity, Traction Control System	OBD-2, Track Mode / Street Mode, Y connect, VVA, Truction Control, Quick Shifter, Side Stand Cut-off
Passenger Grab Rail	—	No

07 / Video & Photo Showcase

Media & Gallery

Click to view popup

Yamaha R15 V4 (R15 V4 Standard)

Yamaha

1 Photo

HD Photos 1 image

No walkaround video available for this bike

Yamaha R15 V4 BS7 ( Yamaha R15 V4 BS7)

Yamaha

2 Photos

HD Photos 2 images

No walkaround video available for this bike

08 / Real-World Trade-Offs

Strengths & Trade-offs

Pros vs Cons

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

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.