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Comparison of our Bafang – CYC mid-drive motors

Update 04/2023:

The following blog post was written in February 2022. Nothing has changed with the Bafang motors, but the CYC motors have: Instead of the BAC855 controller, the CYC’s own X6 controller is now used. In addition, the new CYC PHOTON motor has been released (01/2023). The current table can be found here.

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We have presented a clear comparison of these motors in the table below. In addition to the performance and technical aspects, we have also compared the noise level. This was measured using a smartphone app and should be sufficient as a comparative value. The “Bluetooth” point for the Bafang motor depends on the display used – the motor/controller itself is not Bluetooth-compatible, whereas the BAC855 controller of the CYC motor is.  

Bafang and CYC also differ in their drive concept: With Bafang, the chainring is driven by various gear wheels, whereas with CYC the power is transmitted between the motor and chainring by means of a separate drive chain.

  01-BafangrXWlAW3CO3XHB02-CYCmotorRrKU7ydprKk5Z
ManufacturerBafangBafangBafangCYCCYC
Motor designationBBS01 (M215)BBS02 (M315)BBSHD (M615)X1 StealthX1 Pro
Specified performance of the manufacturer

250 W


500 W

 

1000 W

 

1500 W

 

up to 5000 W

Motor volume (dB) 5865618094
Optics+/-+/-+/-++
Torque sensorNoNoNoYesYes
ControlCadence (PAS)Cadence (PAS)Cadence (PAS)Torque + cadenceTorque + cadence
Throttle leverYesYesYesYesYes
ProgrammableYesYesYesYesYes
BluetoothYes (depending on display)Yes (depending on display)Yes (depending on display)YesYes
RecuperationNoNoNoNoNo
Coaster brake can be usedNoNoNoNoNo
GearboxGear driveGear driveGear drivePlanetary gearboxPlanetary gearbox
Max. Ampere* 15 A20 A30 A70-90 A70-90 A
Weight of the motor incl. controller* 3.9 kg4.2 kg5.8 kg2.7 kg3.7 kg
Compatible nominal battery voltage*36V48V, 52V48V, 52V36V – 72V36V – 72V
max. torque* 80 Nm90-100 Nm160 Nm150 Nm190 Nm
Suitable bottom bracket widths

BSA 68-75 mm,
with axle extension also for BB92 (92 mm)

BSA 68-75 mm,
with axle extension also for BB92 (92 mm)
BSA 68 – 120 mm, BB92 (92 mm)BSA 68-83 mm, BB92 (92 mm)BSA 68-83 mm, BB92 (92 mm), BSA 100-120 mm
AdvantagesQuiet, lightweight, suitable for light supportQuiet, light weight, also suitable for easy uphill ridesQuiet, robust, proven, suitable for uphill riding and heavy loads, available for almost all bottom bracket widthsVery light, lots of power, very compact, modern look and beautiful design, good chain line, alternative mounting for more ground clearanceLightweight, lots of power, modern look and beautiful design, good chain line, alternative mounting for more ground clearance 
DisadvantagesStandard version only suitable up to 75 mm bottom bracket width, low ground clearance on bikes with a flat down tubeStandard version only suitable up to 75 mm bottom bracket width, low ground clearance on bikes with a flat down tubeLow ground clearance on bikes with a flat down tubeLouder than Bafang motors, additional drive chainLouder than Bafang motors, additional drive chain
Set price**approx. 1,400 EURapprox. 1,600 EURapprox. 1,800 EURapprox. 2,100 EURapprox. 2,400 EUR

 

* When using the Bafang stock controller or BAC 855 controller for CYC motors

** Price may vary depending on bottom bracket, controller and accessories

 

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