Giant Defy Advanced Pro 0 vs Trek Emonda ALR 4

Frame	Advanced-grade composite, disc	Ultralight 300 Series Alpha Aluminum, Invisible Weld Technology, tapered head tube, BB86.5, direct mount rim brakes, internal cable routing, DuoTrap S compatible
Stem	Giant Contact SL Aero Light XS:80mm, S:90mm, M:100mm, M/L:100mm, L:110mm, XL:110mm	Bontrager Elite, 31.8 mm, 7 degree, w/computer & light mounts
Handle Bar	Giant Contact SLR D-Fuse XS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm	Bontrager Comp VR-C, 31.8 mm
Fork	Advanced SL-grade composite, full-composite OverDrive Aero steerer, disc	Emonda carbon, tapered steerer, direct mount rim brakes
Seatpost	Giant D-Fuse SLR, composite, -5/+15mm offset	Bontrager alloy, 2-bolt head, 27.2 mm, 8 mm offset
Grip	Stratus Lite 3.0	Bontrager tape
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	Shimano Tiagra
Chain	Shimano Ultegra	Shimano Tiagra
Shifters	Shimano Ultegra Di2 ST-R8170	Shimano Tiagra, 10 speed
Saddle	Giant Fleet SL	Bontrager Montrose Comp, chromoly rails
Headset	--	Integrated, cartridge bearing, sealed, 1-1/8-inch top, 1.5-inch bottom
Derailleur Front	Shimano Ultegra Di2 FD-R8150	Shimano Tiagra, braze-on
Derailleur Rear	Shimano Ultegra Di2 RD-R8150	Shimano Tiagra
Hub Front	Giant Low Friction Hub, CenterLock, 12mm thru-axle	Alloy
Hub Rear	Giant Low Friction Hub, 30t ratchet driver, CenterLock, 12mm thru-axle	Alloy
Spoke	Sapim stainless	--
Cassette	Shimano Ultegra, 12-speed, 11x34	Shimano Tiagra, 11-28, 10 speed
Chainrings	--	50 / 34
Bottom Bracket	Shimano, press fit	--

Front	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Bontrager R1 Hard-Case Lite, 700 x 25 c
Rear	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Bontrager R1 Hard-Case Lite, 700 x 25 c
Wheel / RIM	Giant SLR 1 36 Carbon Disc WheelSystem	Bontrager Affinity Tubeless Ready

Front	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Tektro T731, direct mount
Rear	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Tektro T731, direct mount
Brake Lever	Shimano Ultegra Di2	--

Front	--	--
Rear	--	--

Colors

Carbon/BlueDragonfly

Viper Red/Trek Black

Length

--

--

Features	--	--
Additional Details	--	Axles : QR Bottom Bracket : Press Fit BB86.5
Accessories	- Computer mount - Fender mount - Water bottle cages	--