EMAX RSIII Series 2207

EMAX RSIII Series 2207
Image: racedayquads.com
Stator2207
KV options1800, 2100, 2500
Weight29.3 g
Max cells3-6S
Dimensions26.9x33 mm
Winding resistance42 mOhm
Max thrust2220 g
Price (approx.)23.99 USD

At 29.3 g it is 3.8 g lighter than average across the 40 2207-class motors in our database (avg 33.1 g).

Best props for the RSIII Series 2207

5"-5.5"

Thrust data (EMAX bench test)

KVPropBatteryThrottleCurrentRPMThrustEfficiency
1800 DALPROP Cyclone 5040 6S — 2.9 A 15600 300 g 4.11 g/W
1800 DALPROP Cyclone 5040 6S — 5.7 A 19800 500 g 3.48 g/W
1800 DALPROP Cyclone 5040 6S — 8.9 A 23100 700 g 3.12 g/W
1800 DALPROP Cyclone 5040 6S 100% 28.3 A — 1630 g 2.29 g/W
1800 DALPROP Cyclone 5050 6S — 2.9 A 12800 300 g 4.11 g/W
1800 DALPROP Cyclone 5050 6S — 5.8 A 16300 500 g 3.42 g/W
1800 DALPROP Cyclone 5050 6S — 9.4 A 19100 700 g 2.96 g/W
1800 DALPROP Cyclone 5050 6S 100% 42.6 A — 1930 g 1.8 g/W
1800 DALPROP Cyclone 5046 6S — 2.9 A 13600 300 g 4.11 g/W
1800 DALPROP Cyclone 5046 6S — 5.8 A 17400 500 g 3.42 g/W
1800 DALPROP Cyclone 5046 6S — 9.3 A 20100 700 g 2.99 g/W
1800 DALPROP Cyclone 5046 6S 100% 38.1 A — 1920 g 2.0 g/W
1800 HQ 5x4.3x3 6S — 2.9 A 14500 300 g 4.11 g/W
1800 HQ 5x4.3x3 6S — 5.5 A 18400 500 g 3.61 g/W
1800 HQ 5x4.3x3 6S — 8.8 A 21800 700 g 3.16 g/W
1800 HQ 5x4.3x3 6S 100% 30.1 A — 1730 g 2.28 g/W
1800 HQ 5x4.8x3 6S — 2.9 A 13500 300 g 4.11 g/W
1800 HQ 5x4.8x3 6S — 5.6 A 17900 500 g 3.54 g/W
1800 HQ 5x4.8x3 6S — 9.0 A 20300 700 g 3.09 g/W
1800 HQ 5x4.8x3 6S 100% 35.3 A — 1920 g 2.16 g/W
1800 Gemfan 5045-3 6S — 2.9 A 15300 300 g 4.11 g/W
1800 Gemfan 5045-3 6S — 5.6 A 19300 500 g 3.54 g/W
1800 Gemfan 5045-3 6S — 8.9 A 22500 700 g 3.12 g/W
1800 Gemfan 5045-3 6S 100% 31.0 A — 1720 g 2.2 g/W
2100 DALPROP Cyclone 5040 6S — 3.0 A 13700 300 g 3.97 g/W
2100 DALPROP Cyclone 5040 6S — 5.8 A 19400 500 g 3.42 g/W
2100 DALPROP Cyclone 5040 6S — 9.3 A 22700 700 g 2.99 g/W
2100 DALPROP Cyclone 5040 6S 100% 40.2 A — 1980 g 1.95 g/W
2100 DALPROP Cyclone 5046 6S — 3.0 A 13400 300 g 3.97 g/W
2100 DALPROP Cyclone 5046 6S — 6.1 A 17100 500 g 3.25 g/W
2100 DALPROP Cyclone 5046 6S — 9.9 A 20300 700 g 2.81 g/W
2100 DALPROP Cyclone 5046 6S 100% 50.3 A — 2210 g 1.74 g/W
2100 HQ 5x4.3x3 6S — 3.1 A 14500 300 g 3.84 g/W
2100 HQ 5x4.3x3 6S — 5.9 A 18400 500 g 3.36 g/W
2100 HQ 5x4.3x3 6S — 9.4 A 21800 700 g 2.96 g/W
2100 HQ 5x4.3x3 6S 100% 41.2 A — 2030 g 1.96 g/W
2100 HQ 5x4.8x3 6S — 3.1 A 13300 300 g 3.84 g/W
2100 HQ 5x4.8x3 6S — 6.1 A 17100 500 g 3.25 g/W
2100 HQ 5x4.8x3 6S — 9.6 A 20100 700 g 2.89 g/W
2100 HQ 5x4.8x3 6S 100% 47.9 A — 2220 g 1.84 g/W
2100 Gemfan 5045-3 6S — 3.0 A 15000 300 g 3.97 g/W
2100 Gemfan 5045-3 6S — 6.1 A 19300 500 g 3.25 g/W
2100 Gemfan 5045-3 6S — 9.6 A 22000 700 g 2.89 g/W
2100 Gemfan 5045-3 6S 100% 42.8 A — 2030 g 1.88 g/W
2500 DALPROP Cyclone 5040 4S — 4.8 A 15500 300 g 3.72 g/W
2500 DALPROP Cyclone 5040 4S — 9.1 A 18400 500 g 3.27 g/W
2500 DALPROP Cyclone 5040 4S — 13.9 A 22900 700 g 3.0 g/W
2500 DALPROP Cyclone 5040 4S 100% 36.5 A — 1480 g 2.41 g/W
2500 DALPROP Cyclone 5046 4S — 4.6 A 13800 300 g 3.88 g/W
2500 DALPROP Cyclone 5046 4S — 9.0 A 17000 500 g 3.31 g/W
2500 DALPROP Cyclone 5046 4S — 14.1 A 20200 700 g 2.96 g/W
2500 DALPROP Cyclone 5046 4S 100% 44.9 A — 1630 g 2.16 g/W
2500 HQ 5x4.3x3 4S — 4.6 A 14400 300 g 3.88 g/W
2500 HQ 5x4.3x3 4S — 8.8 A 18400 500 g 3.38 g/W
2500 HQ 5x4.3x3 4S — 13.8 A 21700 700 g 3.02 g/W
2500 HQ 5x4.3x3 4S 100% 37.3 A — 1490 g 2.38 g/W
2500 HQ 5x4.8x3 4S — 4.6 A 13300 300 g 3.88 g/W
2500 HQ 5x4.8x3 4S — 8.9 A 17400 500 g 3.34 g/W
2500 HQ 5x4.8x3 4S — 14.6 A 20300 700 g 2.85 g/W
2500 HQ 5x4.8x3 4S 100% 43.1 A — 1630 g 2.25 g/W
2500 Gemfan 5045-3 4S — 4.6 A 15400 300 g 3.88 g/W
2500 Gemfan 5045-3 4S — 9.1 A 19500 500 g 3.27 g/W
2500 Gemfan 5045-3 4S — 14.1 A 22800 700 g 2.96 g/W
2500 Gemfan 5045-3 4S 100% 37.3 A — 1460 g 2.33 g/W

Manufacturer bench figures (6S, HQ 5x4.8x3, 100% throttle, 2100KV; manufacturer payload test at fixed thrust points (300/500/700 g) plus max; 2500KV tested on 4S); real-world thrust varies with ESC, battery sag and prop condition.

Thrust-to-weight with this motor

RPM & prop speed on this motor

Props in this motor's class

PropSizeBladesWeight
Gemfan Long Range 5126-2 Durable 1.5mm T-Mount 5.1x2.7 2 2.6 g
HQProp DP 5.1x2.5x3 5.1x2.5 3 3.1 g
HQProp Juicy J40 5.1x4.0 3 3.4 g
HQProp 5.2x3.2x3 5.2x3.2 3 3.5 g
HQProp ETHIX P3.3 5.1x3.3x3 5.1x3.3 3 3.5 g

Where this data comes from

Related 2207-class motors

Guides