Part comparison

AGFRC A73BHLW V2 vs KST BLS815

A side-by-side comparison of source-backed specifications within the same subcategory.

13 shared specs4 scored

Start over

AGFRCAGFRC A73BHLW V2A73BHLW V2

View details

KSTKST BLS815BLS815

View details

Directional spec summary

Counts across 4 numeric specifications with a clear higher-or-lower direction.

Part A leads

Tied

Part B leads

These are metric-by-metric differences, not an overall performance score. Check the values below.

Specifications

13 specifications compared side by side.

AGFRC A73BHLW V2 / KST BLS815
Compare bySpecification	AAGFRCAGFRC A73BHLW V2	BKSTKST BLS815
Physical1
Weight	73.5 g	70 g3.5 g lower
Performance3
Stall torque	3.923 Nm1.962 Nm higher	1.961 Nm
Stall torque @ 8.4V	40 kg·cm20 kg·cm higher	20 kg·cm
Speed @ 8.4V	0.1 s/60°	0.07 s/60°0.03 s/60° lower
Electrical2
Minimum voltageUse-dependent	4.8 V	6 V
Maximum voltage	8.4 V	8.4 V
Mechanical & integration3
Motor kind	Rc servo	Rc servo
Drive principle	servo actuator	servo actuator
ArchitectureUse-dependent	Servo module	Integrated servo module
Control & communication3
Communication interfaces	PWM	PWM
Control modes	PWM servo	PWM servo
Servo signal	PWM	PWM
Other specifications1
PWM pulse center	1500 µs	1500 µs

AAGFRCAGFRC A73BHLW V2

BKSTKST BLS815

Physical1

Weight

Part A73.5 g

Part B70 g3.5 g lower

Performance3

Stall torque

Part A3.923 Nm1.962 Nm higher

Part B1.961 Nm

Stall torque @ 8.4V

Part A40 kg·cm20 kg·cm higher

Part B20 kg·cm

Speed @ 8.4V

Part A0.1 s/60°

Part B0.07 s/60°0.03 s/60° lower

Electrical2

Minimum voltageUse-dependent

Part A4.8 V

Part B6 V

Maximum voltage

Part A8.4 V

Part B8.4 V

Mechanical & integration3

Motor kind

Part ARc servo

Part BRc servo

Drive principle

Part Aservo actuator

Part Bservo actuator

ArchitectureUse-dependent

Part AServo module

Part BIntegrated servo module

Control & communication3

Communication interfaces

Part APWM

Part BPWM

Control modes

Part APWM servo

Part BPWM servo

Servo signal

Part APWM

Part BPWM

Other specifications1

PWM pulse center

Part A1500 µs

Part B1500 µs

Product sources

Product sources used by this comparison

AGFRC A73BHLW V2Open source ↗

KST BLS815Open source ↗