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Side-by-Side Bike Comparison · September 2026

Keeway RK 125 vs Runner Bullet 100 V2

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

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⚡ Power Leader

Keeway

Keeway RK 125

Engine 125 cc

Power 10 bhp

Mileage 55 kmpl

Brakes / ABS no

Price in BD ৳109,500

Details

💎 Best Value

RUNNER

Runner Bullet 100 V2

Engine 100 cc

Power 6.3 bhp

Mileage 45 kmpl

Brakes / ABS No

Switch Variant

Price in BD ৳109,000

Details

01 / Bottom-Line Takeaway

Quick Verdict

Editorial Positioning

POWER & HARDWARE #1

Keeway RK 125 (Keeway RK 125)

The Performance Benchmark

Delivers class-leading punch with 10 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.

VALUE CHAMPION #2

Runner Bullet 100 V2 (Runner Bullet 100 V2)

The Value Argument

Maximizes features per taka spent at ৳109,000. 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: 10 Bhp

Keeway RK 125 (Keeway RK 125) 10 bhp @ 8500 rpm

Runner Bullet 100 V2 (Runner Bullet 100 V2) 6.3 bhp @ 7500 rpm

Peak Torque Delivery (Nm) Top: 9 Nm

Keeway RK 125 (Keeway RK 125) 9 Nm @ 7500 rpm

Runner Bullet 100 V2 (Runner Bullet 100 V2) 7 Nm @ 5500 rpm

Claimed Top Speeds

100 km/h

Keeway RK 125 (Keeway RK 125)

80 km/h

Runner Bullet 100 V2 (Runner Bullet 100 V2)

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.

Keeway

Keeway RK 125 (Keeway RK 125)

8.3 / 10

Performance 9.5

Comfort 7

Tech & Features 6.8

Fuel Economy 9.5

Value for Money 8.8

RUNNER

Runner Bullet 100 V2 (Runner Bullet 100 V2)

8 / 10

Performance 8.2

Comfort 7.3

Tech & Features 6.8

Fuel Economy 8.9

Value for Money 8.8

06 / Full Technical Comparison

Specification Sheet

Show Differences Only

Bike Information 11

Bike Name	Keeway RK 125	Runner Bullet 100 V2
Brand	Keeway	Runner
CC	125	100
Regular Price	109500	109000
Bike Type	Commuter	Commuter
Distributor/Seller	Aftab Automobiles Limited	Runner Automobiles Limited
Model Year	N/A	N/A
Brand Origin	China	Bangladesh
Made In	China	Bangladesh
Assemble In	Bangladesh	Bangladesh
Launched Date	N/A	2025-10-10

Engine 15

Engine Type	N/A	Single Cylinder 4 Stroke Air Cooled
Displacement	124	97.35
Maximum Power	10 Bhp @ 8500 RPM	6.3 Bhp @ 7500 RPM
Maximum Torque	9 NM @ 7500 RPM	7 NM @ 5500 RPM
Bore	56.5 mm	49.46 mm
Stroke	49.5 mm	50.7 mm
Compression Ratio	9:1	8.8 : 1
Valves	N/A	2
Fuel Supply	Carburetor	Carburetor
No of Cylinders	N/A	1
Engine Cooling	Air Cooled	Air Cooled
Starting Method	Kick & Electric	Kick & Electric
Engine Oil Grade	N/A	20W40
Engine Oil Capacity	N/A	900 ml (Without Filter)
Best Lube For	N/A	Mobil Super Moto 20W40 4T

Transmission 4

Transmission Type	Manual	Manual
No of Gears	5	4
Clutch Type	Wet-multiplate	Wet-multiplate
Drive Type	N/A	Chain Drive

Mileage & Top Speed 2

Mileage	55 Kmpl (Approx)	45 Kmpl (Approx)
Top Speed	100 Kmph (Approx)	80 Kmph (Approx)

Chassis & Suspension 3

Chassis Type	N/A	Double Cradle
Front Suspension	Telescopic Forks	Telescopic fork
Rear Suspension	Telescopic coil spring oil damped	Dual Shock Absorber

Brakes 6

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

Wheels & Tyres 4

Front Tyre Size	2.75-18	2.75-18
Rear Tyre Size	3.00-18	3.25-18
Tyre Type	Tubeless	Tubeless
Wheel Type	Alloy	Alloy

Dimensions 8

Overall Length	1980 mm	2060 mm
Overall Width	785 mm	785 mm
Height	1050 mm	1268 mm
Ground Clearance	175 mm	182 mm
Weight	116 kg	120 Kg
Fuel Tank Capacity	12.3 L	14 Liters
Wheelbase	1245 mm	1290 mm
Seat Height	N/A	790 mm

Electricals 5

Battery Type	MF	MF
Battery Voltage	12v	12V
Head Light	35W/35W Halogen	12V 35/35W (Halogen)
Tail Light	Halogen	LED
Indicators	Halogen	LED

Features 8

Speedometer	Info-Not-Available	Analog
Odometer	Info-Not-Available	Analog
RPM Meter	Info-Not-Available	Digital
Handle Type	Pipe handle bar	Pipe handle bar
Seat Type	Single-Seat	Single-Seat
Passenger Grab Rail	Yes	Yes
Engine Kill Switch	Yes	No
Additional Feature	N/A	n/a