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Side-by-Side Bike Comparison · September 2026

Runner Skooty 125 vs Yamaha Ray ZR 125 Fi

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

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⚡ Power Leader

RUNNER

Runner Skooty 125

Engine 125 cc

Power 9.66 bhp

Mileage 40 kmpl

Brakes / ABS No

Price in BD ৳169,000

Details

🌱 Top Economy

Yamaha

Yamaha Ray ZR 125 Fi

Engine 125 cc

Power 8.1 bhp

Mileage 45 kmpl

Brakes / ABS No

Price in BD ৳270,000

Details

01 / Bottom-Line Takeaway

Quick Verdict

Editorial Positioning

POWER & HARDWARE #1

Runner Skooty 125 (Runner Skooty 125)

The Performance Benchmark

Delivers class-leading punch with 9.66 bhp and sharp throttle response. Backed by No for riders demanding confidence in high-speed and emergency scenarios.

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

ECONOMY SPECIALIST #2

Yamaha Ray ZR 125 Fi ( Yamaha Ray ZR 125 Fi)

The Economy Specialist

Lightest on fuel with an estimated 45 kmpl and manageable kerb weight (99 kg), minimizing your monthly running expenses.

Best for: High-mileage daily city commuters and courier riders.

02 / Engine Output Benchmarks

The Dyno Room

Peak Bhp & Torque Scaled

Peak Power Output (Bhp) Top: 9.66 Bhp

Runner Skooty 125 (Runner Skooty 125) 9.66 bhp @ 7000 rpm

Yamaha Ray ZR 125 Fi ( Yamaha Ray ZR 125 Fi) 8.1 bhp @ 6500 rpm

Peak Torque Delivery (Nm) Top: 10.5 Nm

Runner Skooty 125 (Runner Skooty 125) 10.5 Nm @ 5500 rpm

Yamaha Ray ZR 125 Fi ( Yamaha Ray ZR 125 Fi) 9.7 Nm @ 5000 rpm

Claimed Top Speeds

95 km/h

Runner Skooty 125 (Runner Skooty 125)

100 km/h

Yamaha Ray ZR 125 Fi ( Yamaha Ray ZR 125 Fi)

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.

RUNNER

Runner Skooty 125 (Runner Skooty 125)

8.3 / 10

Performance 9.5

Comfort 6.5

Tech & Features 7.4

Fuel Economy 9.1

Value for Money 8.8

Yamaha

Yamaha Ray ZR 125 Fi ( Yamaha Ray ZR 125 Fi)

8.4 / 10

Performance 8.9

Comfort 8.4

Tech & Features 7.4

Fuel Economy 9.5

Value for Money 7.7

06 / Full Technical Comparison

Specification Sheet

Show Differences Only

Bike Information 11

Bike Name	Runner Skooty 125	Yamaha Ray ZR 125 Fi
Brand	Runner	Yamaha
CC	125	125
Regular Price	169000	270000
Bike Type	Scooter	Scooter
Distributor/Seller	Runner Automobiles Limited	ACI Motors Limited
Model Year	2025	2021
Brand Origin	Bangladesh	Japan
Made In	Bangladesh	India
Assemble In	Bangladesh	Bangladesh
Launched Date	2025-09-04	2021-06-21

Engine 15

Engine Type	4 Stroke Petrol Engine	Air cooled, 4-stroke, SOHC, 2-valve
Displacement	124.6	125
Maximum Power	9.66 Bhp @ 7000 RPM	8.1 Bhp @ 6500 RPM
Maximum Torque	10.5 NM @ 5500 RPM	9.7 NM @ 5000 RPM
Bore	52.4 mm	52.4 mm
Stroke	57.8 mm	57.9 mm
Compression Ratio	10.3:01	10.2:1
Valves	N/A	2
Fuel Supply	Carburator	Fuel Injection
No of Cylinders	1	1
Engine Cooling	Air Cooled	Air Cooled
Starting Method	Kick & Electric	Kick & Electric
Engine Oil Grade	20W50	10W40
Engine Oil Capacity	800 ml (With Out Filter)	800 ml (WithOut Filter)
Best Lube For	Mobil Super 4T 20W50	Mobil Racing 4T 10W40

Transmission 4

Transmission Type	Auto	Auto
No of Gears	No	N/A
Clutch Type	CVT	Dry,Centrifugal Auto
Drive Type	N/A	N/A

Mileage & Top Speed 2

Mileage	40 Kmpl (Approx)	45 Kmpl (Approx)
Top Speed	95 Kmph (Approx)	100 Kmph (Approx)

Chassis & Suspension 3

Chassis Type	On-Bone Frame	Tubular Diamond
Front Suspension	Hydraulic Telescopic	Tubular Diamond
Rear Suspension	Coil spring Hydraulic	Unit Swing

Brakes 6

Front Brake Type	Single Disc	Single Disc
Rear Brake Type	Drum Brake	Drum Brake
Front Brake Diameter	N/A	190 mm
Rear Brake Diameter	N/A	—
Anti-Lock Braking System (ABS)	No	No
Braking System	Single Disc	Unified Braking System

Wheels & Tyres 4

Front Tyre Size	3.50-10	90/90-12
Rear Tyre Size	3.50-10	110/90-10
Tyre Type	Tubetyre	Tubeless
Wheel Type	Alloy	Alloy

Dimensions 8

Overall Length	1840 Mm	1880 mm
Overall Width	780 Mm	750 mm
Height	1250 Mm	1190 mm
Ground Clearance	70 Mm	145 mm
Weight	112 Kg	99 kg
Fuel Tank Capacity	5.04 Liters	5.2 L
Wheelbase	1275 Mm	1280 mm
Seat Height	760 Mm	785 mm

Electricals 5

Battery Type	MF	mf
Battery Voltage	12V/7Ah	12V 5Ah
Head Light	LED	Halogen
Tail Light	Halogen	Halogen
Indicators	Halogen	Halogen

Features 8

Speedometer	Digital	Digital
Odometer	Digital	Digital
RPM Meter	Digital	Digital
Handle Type	Scooter Type	Conventional
Seat Type	Single-Seat	Single-Seat
Passenger Grab Rail	Yes	Yes
Engine Kill Switch	No	N/A
Additional Feature	N/A	N/A