SW12 Thruster CW vs DW10 Thruster CW

The SW12 Thruster CW puts out more thrust (≥12 kgf against ≥10 kgf). The DW10 Thruster CW is rated deeper (0–350 m against 0–30 m) and lighter in air (845 g against 1180 g).

The SW12 Thruster CW is US$381 and the DW10 Thruster CW is US$336. That is US$31.75 per kgf of thrust for the SW12 Thruster CW and US$33.60 per kgf of thrust for the DW10 Thruster CW.

Which to buy

Every published specification

SW12 Thruster CWDW10 Thruster CW
Maximum Bollard Thrust (kgf)≥12≥10
Rated Power (W)520540
Rated Voltage (V)4836
Applicable Water Depth0–30 m0–350 m
Propeller DiameterØ106 mmØ80 mm
Weight in Air (g)1180845
Weight in Water (g)640480
Nozzle MaterialPOMPOM
Shell MaterialAluminium alloyAluminium alloy
Propeller MaterialAluminium alloyAluminium alloy
Main Shaft SealingLow-resistance dynamic sealLow-resistance dynamic seal
Main Body StructureTwo-stage sealing chamberTwo-stage sealing chamber
CableTPU (glossy) Ø8 mm, 3×16 AWG, 1.5 mTPU (glossy) Ø8 mm, 3×16 AWG, 1.5 m
DriverExternal ESC (TW-40A-12S or TW-80A-12S)External ESC (TW-40A-12S or TW-80A-12S)
Operating Temperature0–40 °C (storage 0–50 °C)0–40 °C (storage 0–50 °C)

Rows the two disagree on are marked; the figures are CubeMars'. To put any other two parts side by side, build your own comparison.