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Side-by-Side Bike Comparison · September 2026

Speeder Volex 125 vs Znen RX 150

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

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💎 Best Value

Speeder

Speeder Volex 125

Engine 125 cc

Power 8.6 bhp

Mileage 40 kmpl

Brakes / ABS No

Price in BD ৳124,500

Details

⚡ Power Leader

Znen

Znen RX 150

Engine 125 cc

Power 16.2 bhp

Mileage 35 kmpl

Brakes / ABS No

Price in BD ৳145,000

Details

01 / Bottom-Line Takeaway

Quick Verdict

Editorial Positioning

VALUE CHAMPION #1

Speeder Volex 125 (Speeder Volex 125)

The Value Argument

Maximizes features per taka spent at ৳124,500. Ideal balance of equipment and accessible dealer pricing without sacrificing daily road manners.

Best for: Budget-conscious riders looking for modern styling.

POWER & HARDWARE #2

Znen RX 150 (Znen RX 150)

The Performance Benchmark

Delivers class-leading punch with 16.2 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.

02 / Engine Output Benchmarks

The Dyno Room

Peak Bhp & Torque Scaled

Peak Power Output (Bhp) Top: 16.2 Bhp

Speeder Volex 125 (Speeder Volex 125) 8.6 bhp @ 7500 rpm

Znen RX 150 (Znen RX 150) 16.2 bhp @ 8500 rpm

Peak Torque Delivery (Nm) Top: 11.8 Nm

Speeder Volex 125 (Speeder Volex 125) 7.2 Nm @ 6000 rpm

Znen RX 150 (Znen RX 150) 11.8 Nm @ 5500 rpm

Claimed Top Speeds

100 km/h

Speeder Volex 125 (Speeder Volex 125)

110 km/h

Znen RX 150 (Znen RX 150)

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.

Speeder

Speeder Volex 125 (Speeder Volex 125)

8 / 10

Performance 7.9

Comfort 6.5

Tech & Features 7.4

Fuel Economy 9.5

Value for Money 8.8

Znen

Znen RX 150 (Znen RX 150)

8.6 / 10

Performance 9.5

Comfort 8.5

Tech & Features 7.4

Fuel Economy 9.1

Value for Money 8.5

06 / Full Technical Comparison

Specification Sheet

Show Differences Only

Bike Information 11

Bike Name	Speeder Volex 125	Znen RX 150
Brand	Speeder	Znen
CC	125	125
Regular Price	124500	145000
Bike Type	Scooter	Scooter
Distributor/Seller	—	Znen Bangladesh
Model Year	N/A	N/A
Brand Origin	N/A	China
Made In	N/A	China
Assemble In	N/A	Bangladesh
Launched Date	N/A	N/A

Engine 15

Engine Type	Single Cylinder, Air cooled	4 – Stroke Single Cylinder
Displacement	125	124.6
Maximum Power	8.6 Bhp @ 7500 RPM	16.2 Bhp @ 8500 RPM
Maximum Torque	7.2 NM @ 6000 RPM	11.8 NM @ 5500 RPM
Bore	52.4 mm	N/A
Stroke	57.8 mm	N/A
Compression Ratio	9.5:1	10.2:1
Valves	2	N/A
Fuel Supply	Carburetor	Carburetor
No of Cylinders	1	1
Engine Cooling	Air Cooled	Air Cooled
Starting Method	Kick & Electric	Kick & Electric
Engine Oil Grade	10W40	10W40
Engine Oil Capacity	1 L (Without Filter)	1 L (Without Filter)
Best Lube For	Mobil Racing 4T 10W40	Mobil Racing 4T 10W40

Transmission 4

Transmission Type	Auto	Auto
No of Gears	N/A	N/A
Clutch Type	Wet-multiplate	Auto
Drive Type	Chain Drive	Belt Drive

Mileage & Top Speed 2

Mileage	40 Kmpl (Approx)	35 Kmpl (Approx)
Top Speed	100 Kmph (Approx)	110 Kmph (Approx)

Chassis & Suspension 3

Chassis Type	Single Cradle Frame	N/A
Front Suspension	Telescopic	Telescopic
Rear Suspension	Twin Shock	Monoshock

Brakes 6

Front Brake Type	Single Disc	Single Disc
Rear Brake Type	Disc 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	Double Disc	Single Disc

Wheels & Tyres 4

Front Tyre Size	70-90/14	120/70-12
Rear Tyre Size	80-90/14	130/70-12
Tyre Type	Tubeless	Tubeless
Wheel Type	Alloy	Alloy

Dimensions 8

Overall Length	1860 mm	N/A
Overall Width	680 mm	N/A
Height	1070 mm	N/A
Ground Clearance	170 mm	N/A
Weight	100 Kg	110 Kg
Fuel Tank Capacity	5 Litrers	6.2 Litres
Wheelbase	1290 mm	N/A
Seat Height	N/A	N/A

Electricals 5

Battery Type	MF	mf
Battery Voltage	12v	12v
Head Light	LED	Halogen
Tail Light	LED	Led
Indicators	LED	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	Yes	Yes
Additional Feature	N/A	N/A