Trek Emonda ALR 4 Disc vs Trek Top Fuel 9.8 XT

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	Ultralight 300 Series Alpha Aluminum, Invisible Weld technology, tapered head tube, Control Freak internal routing, DuoTrap S compatible, flat mount disc	OCLV Mountain Carbon main frame & stays, tapered head tube, Knock Block, Control Freak internal routing, Carbon Armor, magnesium rocker link, Mino Link, ABP, Boost148, 115 mm travel
Stem	Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree	Size : S, M, M/L - Bontrager Kovee Pro, 35 mm, Knock Block, Blendr compatible, 13 degree, 60 mm length Size : L, XL - Bontrager Kovee Pro, 35 mm, Knock Block, Blendr compatible, 13 degree, 70 mm length
Handle Bar	Bontrager Comp VR-C, alloy	Bontrager Line Pro, OCLV Carbon, 35 mm, 15 mm rise, 750 mm width
Fork	Emonda SL full carbon, tapered carbon steerer, internal brake routing, flat mount disc	RockShox SID Select+, DebonAir spring, Charger 2 RL damper, tapered steerer, 44mm offset, Boost110, 15 mm Maxle Stealth, 120 mm travel
Seatpost	Bontrager Approved, alloy	Size : S - Bontrager Line Elite Dropper, 100 mm travel, internal routing, 31.6 mm, 340 mm length Size : M, M/L - 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 Supertack Perf tape	Bontrager XR Trail Elite, alloy lock-on
Crankset	Shimano Tiagra 4700	Size : S - Shimano XT M8100, 32T alloy ring, Boost (52 mm chainline), 170 mm length Size : M, M/L, L, XL - Shimano XT M8100, 32T alloy ring, Boost (52 mm chainline), 175 mm length
Chain	Shimano Tiagra HG54, 10 speed	Shimano XT M8100, 12 speed
Shifters	Shimano Tiagra R4725, short reach lever, 10 speed	Shimano XT M8100, 12 speed
Saddle	Bontrager Montrose Comp	Bontrager Montrose Elite, titanium rails, 138 mm width
Headset	FSA Integrated, sealed cartridge bearing, 1-1/8 top, 1.5 bottom	Knock Block Integrated, 58-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front	Shimano Tiagra 4700, braze-on	--
Derailleur Rear	Shimano Tiagra 4700, long cage	Shimano XT M8100, long cage, 51T max cog
Hub Front	Bontrager alloy, sealed bearing, centerlock disc	--
Hub Rear	Bontrager alloy, sealed bearing, centerlock disc	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Spoke	14 g stainless steel	--
Cassette	Shimano Tiagra HG500, 12-28, 10 speed	Shimano XT M8100, 10-51, 12 speed
Chainrings	50 / 34 T	36T
Bottom Bracket	--	Shimano MT500, 92 mm, PressFit

Front	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 25 c	Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29 x 2.40''
Rear	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 25 c	Bontrager XR3 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120tpi, 29 x 2.40''
Wheel / RIM	Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, Presta valve	Front : Bontrager Kovee Elite 30 carbon, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle Rear : Bontrager Kovee Elite 30 carbon, Tubeless Ready, 54T Rapid Drive, 6-bolt, Shimano MicroSpline freehub, Boost148, 12 mm thru axle

Front	--	Shimano SLX M7000 hydraulic disc, 180 mm front rotor, 160 mm rear rotor Brake Rotor : Shimano RT66, 6-bolt, 180 mm
Rear	--	Shimano SLX M7000 hydraulic disc, 180 mm front rotor, 160 mm rear rotor Brake Rotor : Shimano RT66, 160 mm, 6-bolt

Front	--	--
Rear	--	--

Colors

Matte/Gloss Trek Black

Matte Raw Carbon/Voodoo Trek Black Gloss Red/Matte Carbon Smoke Carbon Blue Smoke/Radioactive Coral

Length	--	--
Weight	--	11.83 kg

Features	--	- Straight Shot downtube - 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	Axles Front : 12 x 100 mm thru-axle Rear : 12 x 142 mm thru-axle Bottom Bracket : Shimano BB71, 86.5 mm, PressFit	Shock : RockShox SID Luxe Ultimate, DebonAir spring, Ultimate RL damper, 190 x 45 mm Suspension lever : Bontrager Drop Lock remote Max compatible fork travel : 130 mm