Giant Defy Advanced Pro 0 vs Trek Checkpoint AL 4

Frame	Advanced-grade composite, disc	200 Series Alpha Aluminum, tapered head tube, Control Freak internal routing, rack & fender mounts, flat mount disc
Stem	Giant Contact SL Aero Light XS:80mm, S:90mm, M:100mm, M/L:100mm, L:110mm, XL:110mm	Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree
Handle Bar	Giant Contact SLR D-Fuse XS:40cm, S:40cm, M:42cm, M/L:42cm, L:44cm, XL:44cm	Bontrager Comp VR-C, alloy, 31.8 mm
Fork	Advanced SL-grade composite, full-composite OverDrive Aero steerer, disc	Checkpoint carbon, tapered alloy steerer, rack & fender mounts, flat mount disc
Seatpost	Giant D-Fuse SLR, composite, -5/+15mm offset	Bontrager Approved, alloy, 27.2 mm, 8 mm offset
Grip	Stratus Lite 3.0	Bontrager Supertack Perf 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 4700
Chain	Shimano Ultegra	Shimano Tiagra HG54, 10 speed
Shifters	Shimano Ultegra Di2 ST-R8170	Shimano Tiagra R4725, short reach lever, 10 speed
Saddle	Giant Fleet SL	Bontrager Arvada Comp, steel rails
Headset	--	FSA Integrated, sealed cartridge bearing, 1-1/8 top, 1.5 bottom
Derailleur Front	Shimano Ultegra Di2 FD-R8150	Shimano Tiagra 4700, 31.8 mm clamp
Derailleur Rear	Shimano Ultegra Di2 RD-R8150	Shimano Tiagra 4700, long cage
Hub Front	Giant Low Friction Hub, CenterLock, 12mm thru-axle	Formula RX-512 alloy, 6-bolt
Hub Rear	Giant Low Friction Hub, 30t ratchet driver, CenterLock, 12mm thru-axle	Formula RX-512 alloy, 6-bolt
Spoke	Sapim stainless	--
Cassette	Shimano Ultegra, 12-speed, 11x34	Shimano HG500, 11-32, 10 speed
Chainrings	--	50 / 34 T
Bottom Bracket	Shimano, press fit	--

Front	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32 c
Rear	Giant Gavia Fondo 0, tubeless, 700x32c (33.5mm), folding	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32 c
Wheel / RIM	Giant SLR 1 36 Carbon Disc WheelSystem	Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, presta valve

Front	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	--
Rear	Shimano Ultegra Di2 hydraulic, Shimano RT-MT800 160mm rotors	--
Brake Lever	Shimano Ultegra Di2	--

Front	--	--
Rear	--	--

Colors

Carbon/BlueDragonfly

Battleship Blue Matte Gravel

Length

--

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Features	--	--
Additional Details	--	Axles Front : 12 x 100 mm thru-axle Rear : 12 x 142 mm thru-axle Bottom Bracket : Shimano RS500, 68 mm, threaded external
Accessories	- Computer mount - Fender mount - Water bottle cages	--