Multicopter Builders Primo 2207 2450kv

Tested KV: 2380kv
Weight: 30g
Stator: 22mm x 7mm

Test Environment:

XRotor 40A ESC
Timing: Med-high
Dither: 7
PWM: Damped Light

Venom 60A Power Supply
2Farad Caps x2 in Series

Custom Datalogger

TI TivaC Launchpad
Allegro ACS758-200B
Voltage Divider
EagleTree eRPM Sensor
Custom Thrust Stand w/ HX711
4 ms logging rate

Atmospheric Data (Typical)

Barometric pressure: 29-30 in
Ambient Temperature: 70-74 deg F
Humidity: 50-60%
100% Thrust (g) Current (A) Voltage High RPM Pass Efficiency
Prop Tested: Max(g) Avg Max(g)* Max (A) Avg Max(A)* Avg Min(V)* Max(V) Max Min Avg Max* Watts G/W
HQ v1s 5x4x31266 1260 161.89 31.20 15.58 16.12 32590 31168 31582 486 2.6
HQ v1s 5x4x4PC1340 1333 147.57 35.22 15.57 16.12 31864 29865 30433 548 2.4
HQ 5x4x3GF1367 1362 131.60 35.43 15.58 16.12 31168 29970 30338 552 2.5
HQ v1s 5x4.3x3PC1374 1368 149.33 36.44 15.55 16.12 30832 29658 30105 567 2.4
MyWing 5x4.5x31384 1370 152.26 38.36 15.49 16.12 30287 29055 29459 594 2.3
DAL Cyclone 5x4.5x31400 1393 153.01 38.16 15.52 16.12 30287 29055 29608 592 2.4
DAL 5x4.5x3HBN1454 1437 165.18 40.61 15.46 16.13 29970 28382 28877 628 2.3
Lumenier Buttercutter 5x5x31479 1469 164.29 40.95 15.43 16.14 29970 28382 28871 632 2.3
Lumenier Gatebreaker 5x3.7x41481 1473 149.59 45.39 15.35 16.14 28382 26954 27578 696 2.1
DAL Cyclone 5x4.6x31484 1475 156.31 42.42 15.40 16.14 29254 27919 28477 653 2.3
HQ 5x4x41494 1485 149.85 41.81 15.44 16.13 29455 28103 28628 646 2.3
HQ 6x3.51598 1580 152.89 42.60 15.40 16.14 29154 27829 28356 656 2.4
KingKong 6x41762 1724 145.92 47.03 15.32 16.13 27649 26455 26942 721 2.4
75% Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x382617.5615.79253752773.0
HQ v1s 5x4x4PC88119.7315.80247453122.8
HQ 5x4x3GF89319.5115.82248193092.9
HQ v1s 5x4.3x3PC89920.1915.79245763192.8
DAL Cyclone 5x4.5x392921.1015.80243573332.8
MyWing 5x4.5x395222.3215.78239663522.7
DAL 5x4.5x3HBN96822.6215.75238063562.7
Lumenier Buttercutter 5x5x398222.2615.75239883512.8
Lumenier Gatebreaker 5x3.7x499724.2815.71233373812.6
HQ 5x4x4100323.4315.74236703692.7
DAL Cyclone 5x4.6x3100323.3115.72236613672.7
HQ 6x3.5106923.1215.73237643642.9
KingKong 6x4112925.2615.70228993972.8
50% Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x34428.2715.95185151323.3
HQ v1s 5x4x4PC4789.2115.95180861473.3
HQ v1s 5x4.3x3PC4859.3115.97180501493.3
HQ 5x4x3GF4879.1215.97181321463.3
DAL Cyclone 5x4.5x34939.5415.97179531523.2
Lumenier Buttercutter 5x5x35179.7015.96178731553.3
DAL 5x4.5x3HBN52310.1015.95175541613.2
Lumenier Gatebreaker 5x3.7x452410.3415.94174711653.2
MyWing 5x4.5x353010.4915.95174171673.2
DAL Cyclone 5x4.6x353110.2115.94175771633.3
HQ 5x4x455310.6315.95173301703.3
HQ 6x3.557810.1315.95175841613.6
KingKong 6x459911.0015.94171291753.4
25% Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x31422.8616.0510709463.1
HQ v1s 5x4x4PC1593.1216.0510599503.2
HQ v1s 5x4.3x3PC1613.1216.0610591503.2
DAL Cyclone 5x4.5x31653.1616.0610588513.2
HQ 5x4x3GF1683.0616.0610618493.4
Lumenier Buttercutter 5x5x31683.1616.0710589513.3
Lumenier Gatebreaker 5x3.7x41723.2416.0610515523.3
DAL 5x4.5x3HBN1773.3316.0610491543.3
DAL Cyclone 5x4.6x31783.3116.0610508533.4
MyWing 5x4.5x31903.5116.0610369563.4
HQ 5x4x41993.5216.0610356573.5
HQ 6x3.51993.3516.0610492543.7
KingKong 6x42043.5016.0610346563.6
IDLE Thrust (g) Amps Volts RPMs Watts G/W
HQ v1s 5x4x3351.3716.085553221.6
Lumenier Buttercutter 5x5x3411.4616.095518231.7
HQ v1s 5x4x4PC411.4216.085508231.8
HQ v1s 5x4.3x3PC411.3616.095526221.9
DAL Cyclone 5x4.5x3421.4216.095543231.8
Lumenier Gatebreaker 5x3.7x4421.4216.095558231.8
HQ 5x4x3GF451.4316.085520231.9
DAL 5x4.5x3HBN461.4316.095535232.0
DAL Cyclone 5x4.6x3471.4216.095495232.0
HQ 6x3.5491.4716.095498242.1
MyWing 5x4.5x3491.4816.095494242.1
KingKong 6x4531.5016.095499242.2
HQ 5x4x4541.5316.095465252.2