Overview Verdict The Dyno Room LIVE AI Engine Full Specs Media & Gallery

Compare Bikes Compare Accessories

Side-by-Side Bike Comparison · September 2026

CFMOTO 250NK vs Speeder Big Monster 165 FI

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

Add Bike to Comparison

⚡ Power Leader

CFMOTO

CFMOTO 250NK

Engine 250 cc

Power 27.5 bhp

Mileage 30 kmpl

Brakes / ABS Dual-Channel

Price in BD ৳348,500

Details

💎 Best Value

Speeder

Speeder Big Monster 165 FI

Engine 160 cc

Power 15.3 bhp

Mileage 40 kmpl

Brakes / ABS No

Price in BD ৳179,500

Details

01 / Bottom-Line Takeaway

Quick Verdict

Editorial Positioning

POWER & HARDWARE #1

CFMOTO 250NK (CFMOTO 250NK)

The Performance Benchmark

Delivers class-leading punch with 27.5 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.

VALUE CHAMPION #2

Speeder Big Monster 165 FI (Speeder Big Monster 165 FI)

The Value Argument

Maximizes features per taka spent at ৳179,500. 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: 27.5 Bhp

CFMOTO 250NK (CFMOTO 250NK) 27.5 bhp @ 9750 rpm

Speeder Big Monster 165 FI (Speeder Big Monster 165 FI) 15.3 bhp @ 8000 rpm

Peak Torque Delivery (Nm) Top: 22 Nm

CFMOTO 250NK (CFMOTO 250NK) 22 Nm @ 7500 rpm

Speeder Big Monster 165 FI (Speeder Big Monster 165 FI) 14.6 Nm @ 6000 rpm

Claimed Top Speeds

130 km/h

CFMOTO 250NK (CFMOTO 250NK)

120 km/h

Speeder Big Monster 165 FI (Speeder Big Monster 165 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.

CFMOTO

CFMOTO 250NK (CFMOTO 250NK)

8.2 / 10

Performance 9.5

Comfort 8.2

Tech & Features 7.4

Fuel Economy 8.6

Value for Money 7.1

Speeder

Speeder Big Monster 165 FI (Speeder Big Monster 165 FI)

8.4 / 10

Performance 7.9

Comfort 8.4

Tech & Features 7.4

Fuel Economy 9.5

Value for Money 8.8

06 / Full Technical Comparison

Specification Sheet

Show Differences Only

Bike Information 11

Bike Name	CFMOTO 250NK	Speeder Big Monster 165 FI
Brand	CFMOTO	Speeder
CC	250	160
Regular Price	348500	179500
Bike Type	Naked Sports	Naked Sports
Distributor/Seller	CFMOTO Bangladesh	—
Model Year	2024	N/A
Brand Origin	China	N/A
Made In	China	N/A
Assemble In	Bangladesh	N/A
Launched Date	2024-12-19	N/A

Engine 15

Engine Type	Single-cylinder, liquid-cooled, DOHC 4 Valve	Single cylinder, 4 stroke, Oil-Cooled
Displacement	249	163
Maximum Power	27.5 Bhp @ 9750 RPM	15.3 Bhp @ 8000 RPM
Maximum Torque	22 NM @ 7500 RPM	14.6 NM @ 6000 RPM
Bore	72 mm	N/A
Stroke	61.2 mm	N/A
Compression Ratio	11.3:1	N/A
Valves	4	N/A
Fuel Supply	Fuel Injector ( BOSCH)	EFI
No of Cylinders	1	1
Engine Cooling	Liquid Cooled	Liquid Cooled
Starting Method	Electric	Electric
Engine Oil Grade	10W40	10W40
Engine Oil Capacity	1.7 L (Without Filter)	1 L (Without Filter)
Best Lube For	Mobil Racing 4T 10W40	Mobil Racing 4T 10W40

Transmission 4

Transmission Type	Manual	Manual
No of Gears	6	6
Clutch Type	Wet-multiplate	Wet-multiplate
Drive Type	Chain Drive	Chain Drive

Mileage & Top Speed 2

Mileage	30 Kmpl (Approx)	40 Kmpl (Approx)
Top Speed	130 Kmph (Approx)	120 Kmph (Approx)

Chassis & Suspension 3

Chassis Type	Trellis Frame	N/A
Front Suspension	37 mm USD Forks (132 mm)	Telescopic USD
Rear Suspension	Cantilever Pre Loded adjuster Mono Shock Absorber	Monoshock

Brakes 6

Front Brake Type	Disc Brake	Single Disc
Rear Brake Type	Disc Brake	Disc Brake
Front Brake Diameter	292 mm disc, 4 piston	N/A
Rear Brake Diameter	220 mm disc, single-piston	N/A
Anti-Lock Braking System (ABS)	Dual-Channel	No
Braking System	Dual Channel ABS	Double Disc

Wheels & Tyres 4

Front Tyre Size	110/70-R17	110/70-17
Rear Tyre Size	140/60-R17	130/70-17
Tyre Type	Tubeless	Tubeless
Wheel Type	Alloy	Alloy

Dimensions 8

Overall Length	1990 Mm	1980 mm
Overall Width	780 Mm	830 mm
Height	1070 Mm	1120 mm
Ground Clearance	150 Mm	180 mm
Weight	151 KG	135 Kg
Fuel Tank Capacity	12 Liters	12 Liters
Wheelbase	1360 Mm	1350 mm
Seat Height	795 Mm	N/A

Electricals 5

Battery Type	MF	MF
Battery Voltage	12V, 9Ah	12V 7Ah
Head Light	LED	LED
Tail Light	LED	LED
Indicators	LED	LED

Features 8

Speedometer	Digital	Digital
Odometer	Digital	Digital
RPM Meter	Digital	Digital
Handle Type	Pipe handle bar	Three part handle bar
Seat Type	Split-Seat	Split-Seat
Passenger Grab Rail	No	No
Engine Kill Switch	Yes	Yes
Additional Feature	ECO & SPOT	N/A