Motor: C20 Pro  KV:1550            
                   
Tested with AEO E-Power 20A ESC       Weight : 26grams
No Load Data: Max. Power : 11A or 125W
7V 0.51A 11135rpm Dimension: 23 x 32(mm)
8V 0.59A 12630rpm Length of shaft: 9.5(mm)
10V 0.76A 15785rpm Diameter of shaft: 2.3/3.0(mm)
Prop Volts Amps Watts RPM Pitch Speed(m/s) Thrust (g) Thrust (oz) Efficiency(g/W) Efficiency(oz/W)
7 x 3.5
  7 3.9 27.3 8810 13.05 212 7.48 7.77 0.27
  7.5 4.2 31.5 9365 13.88 237 8.36 7.52 0.27
  8 4.7 37.6 9880 14.64 260 9.17 6.91 0.24
  9 5.5 49.5 10900 16.15 313 11.04 6.32 0.22
  10 6.4 64 11640 17.25 368 12.98 5.75 0.20
  11.1 7.5 83.25 12420 18.40 430 15.17 5.17 0.18
8 x 4
  7 6.5 45.15 7380 12.50 310 10.93 6.87 0.24
  7.5 6.9 51.525 7770 13.16 337 11.89 6.54 0.23
  8 7.4 59.2 8050 13.63 365 12.87 6.17 0.22
  9 8.5 76.5 8550 14.48 420 14.81 5.49 0.19
  10 9.7 97 9070 15.36 475 16.75 4.90 0.17
  11.1 10.8 119.88 9420 15.95 427 15.06 3.56 0.13
8 x 4.3
  7 7.1 49.7 6750 12.29 315 11.11 6.34 0.22
  7.5 7.6 57 7050 12.83 340 11.99 5.96 0.21
  8 8.3 66.4 7350 13.38 372 13.12 5.60 0.20
  8.5 9.0 76.5 7800 14.20 415 14.64 5.42 0.19
Motor: C20 Pro KV:2050            
                   
Tested with AEO E-Power 20A ESC       Weight : 26grams
No Load Data: Max. Power : 14A or 150W
7V 0.85A 14025rpm Dimension: 23 x 32(mm)
8V 0.91A 16135rpm Length of shaft: 9.5(mm)
10V 1.03A 19948rpm Diameter of shaft: 2.3/3.0(mm)
Prop Volts Amps Watts RPM Pitch Speed(m/s) Thrust (g) Thrust (oz) Efficiency(g/W) Efficiency(oz/W)
7 x 3.5
  7 6.4 44.8 10400 15.41 300 10.58 6.70 0.24
  7.5 7.1 53.25 10880 16.12 332 11.71 6.23 0.22
  8 7.6 60.8 11460 16.98 362 12.77 5.95 0.21
  9 9.0 81 12300 18.22 425 14.99 5.25 0.19
  10 10.2 102 13300 19.71 485 17.11 4.75 0.17
  11.1 12.1 134.31 14130 20.94 560 19.75 4.17 0.15
8 x 4
  7 9.9 69.3 8300 12.30 390 13.76 5.63 0.20
  7.5 10.9 81.75 8650 12.82 425 14.99 5.20 0.18
  8 11.4 91.2 8925 13.22 455 16.05 4.99 0.18
  8.5 12.3 104.55 9335 13.83 492 17.35 4.71 0.17
Motor: C20 Pro KV:3800            
                   
Tested with AEO E-Power 20A ESC       Weight : 23grams
No Load Data: Max. Power : 14A or 150W
7V 1.4A 26400rpm Dimension: 23 x 32(mm)
8V 1.4A 30200rpm Length of shaft: 9.5(mm)
10V 1.7A 37800rpm Diameter of shaft: 2.3/3.0(mm)
Motor: C20 Pro KV:4100            
                   
Tested with AEO E-Power 20A ESC       Weight : 23grams
No Load Data: Max. Power : 18A or 200W
7V 2.2A 28400rpm Dimension: 23 x 32(mm)
8V 2.3A 32400rpm Length of shaft: 9.5(mm)
10V 2.6A 40800rpm Diameter of shaft: 2.3/3.0(mm)
Motor: C20 Pro KV:5000            
                   
Tested with AEO E-Power 20A ESC       Weight : 23grams
No Load Data: Max. Power : 20A or 220W
7V 2.8A 35200rpm Dimension: 23 x 32(mm)
8V 2.9A 40400rpm Length of shaft: 9.5(mm)
10V 3.2A 50650rpm Diameter of shaft: 2.3/3.0(mm)