NOSE CONE

Similar nose cone for both cars with an end relatively close to the ground
SIDEPODS

Different sidepod shape but both cars have quite similar aero elements (chimneys , T wings)
SIDEPODS COMPARISON PHOTO 2

FW29 have more sculpted sidepods at the bottom
SIDEPODS INLET

FW29 have more curved sidepod inlets compared to the FW28 which had a circle quarter shaped inlets .