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Side-by-Side Bike Comparison · September 2026

Roadmaster Velocity 125 vs Suzuki Gixxer SF FI Disc

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

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💎 Best Value

Roadmaster

Roadmaster Velocity 125

Engine 125 cc

Power 7.4 bhp

Mileage 45 kmpl

Brakes / ABS No

Price in BD ৳107,900

Details

⚡ Power Leader

Suzuki

Suzuki Gixxer SF FI Disc

Engine 150 cc

Power 13.9 bhp

Mileage 40 kmpl

Brakes / ABS No

Price in BD ৳319,950

Details

01 / Bottom-Line Takeaway

Quick Verdict

Editorial Positioning

VALUE CHAMPION #1

Roadmaster Velocity 125 (Roadmaster Velocity 125)

The Value Argument

Maximizes features per taka spent at ৳107,900. 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

Suzuki Gixxer SF FI Disc (Suzuki Gixxer SF FI Disc)

The Performance Benchmark

Delivers class-leading punch with 13.9 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: 13.9 Bhp

Roadmaster Velocity 125 (Roadmaster Velocity 125) 7.4 bhp @ 7500 rpm

Suzuki Gixxer SF FI Disc (Suzuki Gixxer SF FI Disc) 13.9 bhp @ 8000 rpm

Peak Torque Delivery (Nm) Top: 14 Nm

Roadmaster Velocity 125 (Roadmaster Velocity 125) 9.4 Nm @ 5500 rpm

Suzuki Gixxer SF FI Disc (Suzuki Gixxer SF FI Disc) 14 Nm @ 6000 rpm

Claimed Top Speeds

110 km/h

Roadmaster Velocity 125 (Roadmaster Velocity 125)

120 km/h

Suzuki Gixxer SF FI Disc (Suzuki Gixxer SF FI Disc)

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.

Roadmaster

Roadmaster Velocity 125 (Roadmaster Velocity 125)

7.9 / 10

Performance 7.9

Comfort 6.7

Tech & Features 6.8

Fuel Economy 9.5

Value for Money 8.8

Suzuki

Suzuki Gixxer SF FI Disc (Suzuki Gixxer SF FI Disc)

7.8 / 10

Performance 9.5

Comfort 6.6

Tech & Features 7.4

Fuel Economy 9.1

Value for Money 6.5

06 / Full Technical Comparison

Specification Sheet

Show Differences Only

Bike Information 11

Bike Name	Roadmaster Velocity 125	Suzuki Gixxer SF FI Disc
Brand	Roadmaster	Suzuki
CC	125	150
Regular Price	107900	319950
Bike Type	Commuter	Standard
Distributor/Seller	Roadmaster Motors LTD	Rancon Motorbikes Limited
Model Year	N/A	2021
Brand Origin	N/A	Japan
Made In	N/A	Japan
Assemble In	N/A	Bangladesh
Launched Date	N/A	—

Engine 15

Engine Type	4 – Stroke Single Cylinder	Air cooled, 4 stroke, SI engine
Displacement	125	155
Maximum Power	7.4 Bhp @ 7500 RPM	13.9 Bhp @ 8000 RPM
Maximum Torque	9.4 NM @ 5500 RPM	14 NM @ 6000 RPM
Bore	N/A	56 mm
Stroke	N/A	62.9 mm
Compression Ratio	N/A	9.8:1
Valves	N/A	2
Fuel Supply	Carburetor	Fuel Injection
No of Cylinders	N/A	1
Engine Cooling	Air Cooled	Air Cooled
Starting Method	Kick & Electric	Kick & Electric
Engine Oil Grade	N/A	10W40
Engine Oil Capacity	N/A	850 ml (With Out Filter)
Best Lube For	N/A	Mobil Racing 4T 10W40

Transmission 4

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

Mileage & Top Speed 2

Mileage	45 Kmpl (Approx)	40 Kmpl (Approx)
Top Speed	110 Kmph (Approx)	120 Kmph (Approx)

Chassis & Suspension 3

Chassis Type	N/A	Single Downtube
Front Suspension	Telescopic type Front Shock Absorber	Telescopic Forks
Rear Suspension	Nitrox gas suspension	Monoshock

Brakes 6

Front Brake Type	Single Disc	Single Disc
Rear Brake Type	Drum Brake	Disc Brake
Front Brake Diameter	N/A	250 mm
Rear Brake Diameter	N/A	220 mm
Anti-Lock Braking System (ABS)	No	No
Braking System	N/A	Double Disc

Wheels & Tyres 4

Front Tyre Size	2.75-18	100/80-17M/C 52P
Rear Tyre Size	3.25/18	140/60R - 17 M/C
Tyre Type	Tubeless	Tubeless
Wheel Type	Alloy	Alloy

Dimensions 8

Overall Length	1925 mm	2025 mm
Overall Width	750 mm	715 mm
Height	1075 mm	1035 mm
Ground Clearance	155 mm	165 mm
Weight	120 Kg	148 Kg
Fuel Tank Capacity	14 L	12L
Wheelbase	1300 mm	1340 mm
Seat Height	N/A	790 mm

Electricals 5

Battery Type	MF	mf
Battery Voltage	12V, 6.5Ah	12V 3Ah
Head Light	12V 14W/14W Halogen	LED
Tail Light	Halogen	LED
Indicators	Halogen	Halogen

Features 8

Speedometer	Info-Not-Available	Digital
Odometer	Info-Not-Available	Digital
RPM Meter	Info-Not-Available	Digital
Handle Type	Pipe handle bar	Three part handle bar
Seat Type	Single-Seat	Split-Seat
Passenger Grab Rail	Yes	Yes
Engine Kill Switch	Info-Not-Available	Yes
Additional Feature	N/A	N/A