Giant Defy Advanced Pro 0 vs KHS Vitamin C

Frame	Advanced-grade composite, disc	6061 Aluminum w/Custom Formed Double Butted T/T & D/T, Bi- Oval Pro Seat Stays, Internal Cable, Disc, Replaceable Derailleur Hanger
Stem	Giant Contact SL Aero Light XS:80mm, S:90mm, M:100mm, M/L:100mm, L:110mm, XL:110mm	KHS Aluminum 3D Forged, Threadless 4-bolt, 7-degree, 31.8 mm, S:80 mm, M-L:90 mm, XL-XXL:100 mm
Handle Bar	Giant Contact SLR D-Fuse XS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm	Aluminum 620 x 20 mm, 31.8 mm
Fork	Advanced SL-grade composite, full-composite OverDrive Aero steerer, disc	Carbon w/Aluminum Steerer
Seatpost	Giant D-Fuse SLR, composite, -5/+15mm offset	KHS Aluminum Micro-Adjust, 27.2 mm
Grip	Stratus Lite 3.0	Velo Silicone Foam
Crankset	Shimano Ultegra, 34/50 with Giant Power Pro power meter XS:170mm, S:170mm, M:172.5mm, M/L:172.5mm, L:175mm, XL:175mm	Aluminum Forged 2-pc, 50/34T Compact, S:170 mm, M-XXL:175 mm
Pedals	--	Wellgo 1-pc Full Aluminum w/DU Bearing
Chain	Shimano Ultegra	KMC Z99 w/MissingLink
Shifters	Shimano Ultegra Di2 ST-R8170	Microshift SL-R769-2 Trigger
Saddle	Giant Fleet SL	KHS Road Padded
Headset	--	Integrated Cartridge Bearing
Derailleur Front	Shimano Ultegra Di2 FD-R8150	Microshift FD-R352B, 31.8 mm
Derailleur Rear	Shimano Ultegra Di2 RD-R8150	Shimano Alivio RD-M3100
Hub Front	Giant Low Friction Hub, CenterLock, 12mm thru-axle	Aluminum Disc w/CNC Rotor Flange, QR, Cassette
Hub Rear	Giant Low Friction Hub, 30t ratchet driver, CenterLock, 12mm thru-axle	Aluminum Disc w/CNC Rotor Flange, QR
Spoke	Sapim stainless	14G Black, 28 x 28
Cassette	Shimano Ultegra, 12-speed, 11x34	Shimano CS-HG200-9, 11-36T, 9-Speed
Bottom Bracket	Shimano, press fit	Outboard Cartridge Bearing

Front	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Kenda Kwick Roller, 700 x 32c w/Anti-Puncture, 60TPI, Folding
Rear	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Kenda Kwick Roller, 700 x 32c w/Anti-Puncture, 60TPI, Folding
Wheel / RIM	Giant SLR 1 36 Carbon Disc WheelSystem	Weinmann DNZ18 Aluminum, 700c x 32H, Double wall

Front	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Bengal Aries 3 Hydraulic Disc, 160 x 160, Wave 12
Rear	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Bengal Aries 3 Hydraulic Disc, 160 x 160, Wave 12
Brake Lever	Shimano Ultegra Di2	Bengal Aries 3

Front	--	--
Rear	--	--

Colors

Carbon/BlueDragonfly

Matte Black

Length

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Features	--	--
Additional Details	--	Frame Size : S/15.5, M/18, L/20.5, XL/23
Accessories	- Computer mount - Fender mount - Water bottle cages	--