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Side-by-Side Bike Comparison · September 2026

GPX Demon GR250R vs H Power HTM- RZ3

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

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⚡ Power Leader

GPX

GPX Demon GR250R

Engine 250 cc

Power 29 bhp

Mileage 30 kmpl

Brakes / ABS Dual-Channel

Price in BD ৳414,990

Details

💎 Best Value

H Power

H Power HTM- RZ3

Engine 160 cc

Power 20.1 bhp

Mileage 35 kmpl

Brakes / ABS Yes

Price in BD ৳265,000

Details

01 / Bottom-Line Takeaway

Quick Verdict

Editorial Positioning

POWER & HARDWARE #1

GPX Demon GR250R (GPX Demon GR250R)

The Performance Benchmark

Delivers class-leading punch with 29 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

H Power HTM- RZ3 (H Power HTM- RZ3)

The Value Argument

Maximizes features per taka spent at ৳265,000. 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: 29 Bhp

GPX Demon GR250R (GPX Demon GR250R) 29 bhp @ 9500 rpm

H Power HTM- RZ3 (H Power HTM- RZ3) 20.1 bhp @ 8500 rpm

Peak Torque Delivery (Nm) Top: 23 Nm

GPX Demon GR250R (GPX Demon GR250R) 23 Nm @ 7500 rpm

H Power HTM- RZ3 (H Power HTM- RZ3) 15.5 Nm @ 5500 rpm

Claimed Top Speeds

135 km/h

GPX Demon GR250R (GPX Demon GR250R)

120 km/h

H Power HTM- RZ3 (H Power HTM- RZ3)

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.

GPX

GPX Demon GR250R (GPX Demon GR250R)

8.1 / 10

Performance 9.5

Comfort 6.7

Tech & Features 7.4

Fuel Economy 9

Value for Money 7.8

H Power

H Power HTM- RZ3 (H Power HTM- RZ3)

8.1 / 10

Performance 8.4

Comfort 6.5

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	GPX Demon GR250R	H Power HTM- RZ3
Brand	GPX	H Power
CC	250	160
Regular Price	414990	265000
Bike Type	Sports	Sports
Distributor/Seller	Speedoz Limited	Gremeen motors Ltd
Model Year	2025	N/A
Brand Origin	Thailand	N/A
Made In	China	N/A
Assemble In	Bangladesh	N/A
Launched Date	2025-08-31	N/A

Engine 15

Engine Type	Hyper Quadra, SOHC, 4 valve Liquid-cooled	4 – Stroke Single Cylinder
Displacement	249.6	165
Maximum Power	29 Bhp @ 9500 RPM	20.1 Bhp @ 8500 RPM
Maximum Torque	23 NM @ 7500 RPM	15.5 NM @ 5500 RPM
Bore	77 mm	63.5 mm
Stroke	4	62.2 mm
Compression Ratio	N/A	9.0 :1
Valves	4	2
Fuel Supply	Fuel Injection	EFI
No of Cylinders	1	1
Engine Cooling	Liquid Cooled	Liquid Cooled
Starting Method	Electric	Electric
Engine Oil Grade	10W-40	20W40
Engine Oil Capacity	1.2 L(Without Filter)	1 L (Without Filter)
Best Lube For	Mobil Racing 4T 10W40	Mobil Super Moto 20W40 4T

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)	35 Kmpl (Approx)
Top Speed	135 Kmph (Approx)	120 Kmph (Approx)

Chassis & Suspension 3

Chassis Type	Trellis Frame	N/A
Front Suspension	Upside Down Forks	Telescopic USD
Rear Suspension	Mono 7-Step Adjustable Monoshoc	Monoshock

Brakes 6

Front Brake Type	Single Disc	Dual Disc
Rear Brake Type	Disc Brake	Disc Brake
Front Brake Diameter	276 mm	N/A
Rear Brake Diameter	220 mm	N/A
Anti-Lock Braking System (ABS)	Dual-Channel	Yes
Braking System	Dual Channel ABS	Dual Channel ABS

Wheels & Tyres 4

Front Tyre Size	110/70-17	110/70-17
Rear Tyre Size	150/60-R17	140/70-17
Tyre Type	Tubeless	Tubeless
Wheel Type	Alloy	Alloy

Dimensions 8

Overall Length	2020 Mm	N/A
Overall Width	747 Mm	N/A
Height	1145 Mm	N/A
Ground Clearance	159 Mm	155 mm
Weight	158 kg	140 Kg
Fuel Tank Capacity	11 L	13L
Wheelbase	1,350 Mm	1320 mm
Seat Height	815 Mm	N/A

Electricals 5

Battery Type	MF	MF
Battery Voltage	12V 6Ah	12v
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	Yes	No
Engine Kill Switch	Yes	Yes
Additional Feature	TCS (Traction Control System), Digital (TFT Display With Bluetooth Connectivily)	N/A