Ripmax QZ304

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Technical Specifications

Last Updated: 2026-10-26

Identity
Brand
Product Number	P-QZ304
Category	Hobby
Performance
Torque	7.4V 86.81 oz-in 6.0V 67.09 oz-in Average
Speed	7.4V 0.05 sec/60° 6.0V 0.07 sec/60° Above Average
Physical
Weight	1.20 ozBelow Average
Dimensions	L 1.40 in W 0.59 in H 1.10 in
Case Material	Plastic / Aluminum
Drivetrain
Motor Type	Coreless
Gears	Aluminum
Rotation/Support	Dual Bearings
Control & Signal
Modulation	Digital
Neutral Position	1520 µs
Refresh Rate	330 Hz
Electrical & Environment
Operating Voltage	6–7.4 V
Origin
Country of Origin	England

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Compatible Hardware

Amazon eBay

*Based on known specs.

Class Comparison

Torque	Average Stronger than 61% of 290 Digital Mini servos at 6.0V
Speed	Above Average Faster than 88% of 293 Digital Mini servos at 6.0V
Weight	Below Average Lighter than 19% of 505 Digital Mini servos

Performance Analysis

Shaft Power	1.77–3.21 W
Power Density	3.533 W/in³ More power-dense than 74% of 482 Digital Mini servos
Torque Density	1.9675 oz-in/g Stronger than 35% of 286 Digital Mini servos
Torque-to-Volume Ratio	73.84 oz-in/in³ Denser torque than 47% of 288 Digital Mini servos
Speed-to-Weight	0.41894 (1/sec·g) Faster than 69% of 289 Digital Mini servos
Speed-Torque Trade-off	4.70 Better balanced than 29% of 288 Digital Mini servos
Torque Gain per Volt	21.00%/V More voltage-responsive (torque) than 79% of 257 Digital Mini servos
Speed Gain per Volt	28.58%/V More voltage-responsive (speed) than 95% of 262 Digital Mini servos
Voltage Range Width	1.4 V Wider voltage range than 40% of 405 Digital Mini servos