Trek Emonda S 4 vs Trek Fuel EX 9.8 XT

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	Ultralight 300 Series OCLV Carbon, ride-tuned performance tube optimization, E2 tapered head tube, BB86.5, DuoTrap compatible	OCLV Mountain Carbon main frame & stays, internal storage, tapered head tube, Knock Block, Control Freak internal routing, Carbon Armor, ISCG 05, magnesium rocker link, Mino Link, ABP, Boost148, 130 mm travel
Stem	Bontrager Elite, 31.8 mm, 7 degree, with computer & light mounts	Size : XS, S - Bontrager Line Pro, 35 mm, Knock Block, Blendr compatible, 0 degree, 35 mm length Size : M, ML, L, XL - Bontrager Line Pro, 35 mm, Knock Block, Blendr compatible, 0 degree, 45 mm length
Handle Bar	Bontrager Race VR-C, 31.8 mm	Bontrager Line Pro, OCLV Carbon, 35 mm, 27.5 mm rise, 780 mm width
Fork	Émonda carbon, E2 tapered steerer	Fox Performance 36, Float EVOL air spring, GRIP damper, tapered steerer, 44 mm offset, Boost110, 15 mm Kabolt axle, 140 mm travel
Seatpost	Bontrager alloy, 2-bolt head, 27.2 mm, 8 mm offset	Size : XS, S - Bontrager Line Elite Dropper, 100 mm travel, internal routing, 31.6 mm, 340 mm length Size : M, ML - Bontrager Line Elite Dropper, 150 mm travel, internal routing, 31.6 mm, 440 mm length Size : L, XL - Bontrager Line Elite Dropper, 170 mm travel, internal routing, 31.6 mm, 480 mm length
Grip	--	Bontrager XR Trail Elite, alloy lock-on
Crankset	Shimano Tiagra	Size : XS, S : Shimano XT M8100, 30T alloy ring, Boost (52 mm chainline), 170 mm length Size : M, ML, L, XL - Shimano XT M8100, 30T alloy ring, Boost (52 mm chainline), 175 mm length
Chain	Shimano Tiagra	Shimano XT M8100, 12 speed
Shifters	Shimano Tiagra	Shimano XT M8100, 12 speed
Saddle	Bontrager Montrose Comp	Bontrager Arvada, austenite rails, 138 mm width
Headset	Integrated, cartridge bearing, sealed, 1 1/8-inch top, 1 1/2-inch bottom	Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front	Shimano Tiagra	--
Derailleur Rear	Shimano Tiagra	Shimano XT M8100, long cage, 51T max cog
Hub Front	Alloy	Bontrager alloy, sealed bearing, alloy, 6-bolt, Rapid Drive 108, Shimano MicroSpline freehub, Boost148, 12 mm thru axle
Hub Rear	Alloy	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Cassette	Shimano Tiagra, 10-speed: 11-28	Shimano XT M8100, 10-51, 12 speed
Chainrings	50 / 34	34T
Bottom Bracket	--	Shimano MT500, 92 mm, PressFit

Front	Bontrager R1 Hard-Case Lite, 700 x 25 c	Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.40''
Rear	Bontrager R1 Hard-Case Lite, 700 x 25 c	Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120 tpi, 29 x 2.60''
Wheel / RIM	Bontrager tubeless ready	Front : NEW Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle Rear : Bontrager Line Elite 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, Shimano MicroSpline freehub, Boost148, 12 mm thru axle

Front	Shimano Tiagra	Shimano SLX M7120 4-piston hydraulic disc Brake Rotor : Shimano RT66, 6-bolt, 180 mm
Rear	Shimano Tiagra	Shimano SLX M7120 4-piston hydraulic disc Brake Rear : Shimano RT66, 203 mm, 6-bolt
Brake Lever	Shimano Tiagra	--

Front	--	--
Rear	--	--

Colors

Trek Black/California Sky Blue

Raw Carbon/Rage Red Lithium Grey/Factory Orange Matte Carbon Smoke

Length	--	--
Weight	--	13.13 kg

Features	- 300 Series OCLV Carbon makes the ultimate light bike possible - Perfectly balanced, ultra-responsive ride feel	- Internal Storage - OCLV Mountain Carbon - Active Braking Pivot - Control Freak Cable Management - Complete Tubeless System - Carbon Care Wheel Loyalty Program - Suspension Calculator - Mino Link Adjustable Geometry
Additional Details	Bottom Bracket : Press Fit	Shock : Fox Performance Float EVOL, RE:aktiv with Thru Shaft 3-position damper, tuned by Trek Suspension Lab, 210 mm x 55 mm Max compatible fork travel : 150 mm (561 mm axle-to-crown)
Accessories	--	Bontrager BITS Internal Frame Storage Bag