Giant Defy Advanced Pro 0 vs Trek X-Caliber 8

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	Advanced-grade composite, disc	Alpha Gold Aluminum, tapered head tube, internal derailleur & dropper post routing, rack & kickstand mount, Boost141, 5 mm QR
Stem	Giant Contact SL Aero Light XS:80mm, S:90mm, M:100mm, M/L:100mm, L:110mm, XL:110mm	Size : XS, S - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 60 mm length Size : M - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 70 mm length Size : M/L, L - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : XL, XXL - Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree, 90 mm length
Handle Bar	Giant Contact SLR D-Fuse XS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm	Size : XS - Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width Size : S, M, M/L, L, XL, XXL - Bontrager alloy, 31.8 mm, 5 mm rise, 720 mm width
Fork	Advanced SL-grade composite, full-composite OverDrive Aero steerer, disc	RockShox Judy SL, Solo Air spring, TurnKey lockout, tapered steerer, Boost110, 15 mm Maxle Stealth, 100 mm travel
Seatpost	Giant D-Fuse SLR, composite, -5/+15mm offset	Size : XS, S - Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length Size : M - Bontrager alloy, 31.6 mm, 12 mm offset, 360 mm length Size : M/L, L, XL, XXL - Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length
Grip	Stratus Lite 3.0	--
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	Size : XS, S - SRAM SX Eagle, GXP, 30T steel ring, Boost, 170 mm length Size : M, M/L, L, XL, XXL - SRAM SX Eagle, GXP, 30T steel ring, Boost, 175 mm length
Pedals	--	VP-536 nylon platform
Chain	Shimano Ultegra	SRAM SX Eagle, 12 speed
Shifters	Shimano Ultegra Di2 ST-R8170	SRAM SX Eagle, 12 speed
Saddle	Giant Fleet SL	--
Headset	--	Semi-integrated, loose ball bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front	Shimano Ultegra Di2 FD-R8150	--
Derailleur Rear	Shimano Ultegra Di2 RD-R8150	SRAM SX Eagle
Hub Front	Giant Low Friction Hub, CenterLock, 12mm thru-axle	Formula DCL-141Q, sealed bearing, 6-bolt, Shimano 10 freehub, Boost141, 5 mm QR
Hub Rear	Giant Low Friction Hub, 30t ratchet driver, CenterLock, 12mm thru-axle	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Spoke	Sapim stainless	14g stainless steel
Cassette	Shimano Ultegra, 12-speed, 11x34	SRAM PG-1210 Eagle, 11-50, 12 speed
Chainrings	--	32T
Bottom Bracket	Shimano, press fit	Truvativ Powerspline, 73 mm, threaded cartridge, 118 mm spindle

Front	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Bontrager XR3 Comp, wire bead, 30tpi, 29 x 2.20''
Rear	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Bontrager XR3 Comp, wire bead, 30tpi, 29 x 2.20''
Wheel / RIM	Giant SLR 1 36 Carbon Disc WheelSystem	Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23mm width, presta valve

Front	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Shimano MT200 hydraulic disc Brake Rotor : Shimano RT26, 6-bolt,160 mm
Rear	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	Shimano MT200 hydraulic disc Brake Rotor : Shimano RT26, 6-bolt,180 mm
Brake Lever	Shimano Ultegra Di2	--

Front	--	--
Rear	--	--

Colors

Carbon/BlueDragonfly

Radioactive Red/Trek Black

Length	--	--
Weight	--	13.80 kg

Features	--	- Suspension Lockout - Rack Mounts - Rear Kickstand Mount - Internal Dropper Compatible - Internal Cable Routing
Additional Details	--	Max compatible fork travel : 120 mm (XS : 100 mm)
Accessories	- Computer mount - Fender mount - Water bottle cages	--