Trek Domane AL 2 Gen 4 vs Trek Marlin 5

Load Carrying Capacity	125 kg (275 lb)	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	100 Series Alpha Aluminium, tapered head tube, internal routing, mudguard mounts, flat-mount disc, UDH, 142x12 mm thru axle	Alpha Silver Aluminum, internal routing, chainstay disc brake mount, rack and kickstand mount, 135 x 5 mm QR
Stem	Size: 44 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length Size: 49 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length Size: 52, 54 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length Size: 56, 58 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 100 mm length Size: 61 Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 110 mm length	Size : XXS - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 35 mm length ( Size : XS - 50 mm length ) Size : S - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 60 mm length ( Size : M - 70 mm length ) Size : ML, L - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : XL, XXL - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 90 mm length
Handle Bar	Size: 44 Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop, 36 cm control width, 40 cm drop width Size: 44, 49 Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 38 cm width Size: 49 Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop, 38 cm control width, 42 cm drop width Size: 52 Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop, 40 cm control width, 44 cm drop width Size: 52 Bontrager Comp VR-S, alloy, 31.8 mm, 81 mm reach, 118 mm drop, 40 cm width Siz	Size : XXS, XS - Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width Size : S, M, ML, L, XL, XXL - Bontrager alloy, 31.8 mm, 5 mm rise, 720 mm width
Fork	Domane AL carbon, tapered carbon steerer, internal brake routing, fender mounts, flat mount disc, 12x100mm thru axle	Size : XXS - SR Suntour XCM 30, coil spring, lockout, preload, 100 mm QR, 100 mm travel Size : XS - SR Suntour XCT 30, coil spring, lockout, preload, 100 mm QR, 80 mm travel Size : S, M, ML, L, XL, XXL - SR Suntour XCT 30, coil spring, lockout, preload, 100 mm QR, 100 mm travel
Seatpost	Size: 44, 49 Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 250 mm length Size: 52, 54, 56, 58, 61 Bontrager Comp, 6061 alloy, 27.2 mm, 8 mm offset, 330 mm length	Size : XXS - Bontrager alloy, 31.6 mm, 12 mm offset, 300 mm length Size : XS, S, M - Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length Size : ML, L, XL, XXL - Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length
Grip	Bontrager Supertack Perf tape	Bontrager XR Endurance Comp, lock-on
Crankset	Size: 44 Shimano RS200, 50/34 (compact), 165 mm length Size: 49, 52, 54 Shimano RS200, 50/34 (compact), 170 mm length Size: 56, 58, 61 Shimano RS200, 50/34 (compact), 175 mm length	Size : XXS - Prowheel TM-CY10, 36/22, 160 mm length Size : XS, S, M - Shimano M315, 36/22, 170 mm length Size : ML, L, XL, XXL - Shimano M315, 36/22, 175 mm length
Pedals	--	VP-536 nylon platform
Chain	Shimano Sora HG71, 8 speed	KMC Z8.3, 8 speed
Shifters	Shimano Claris ST-R2000-R, 8 speed, right Shimano Claris ST-R2000-L, 8 speed, left	Shimano Altus M315, 8 speed
Saddle	Verse Short, steel rails, 145 mm width	Bontrager Arvada, steel rails, 138 mm width
Headset	--	Semi-integrated, 1-1/8''
Derailleur Front	Shimano Claris R2000, 31.8 mm clamp	Shimano Altus M315, 34.9 mm clamp, top swing, dual pull
Derailleur Rear	Shimano Claris R2000, medium cage, 34T max cog	Shimano Altus M310
Hub Front	Formula RX-512 alloy, 6-bolt, 100x12 mm thru axle	Formula DC-22, alloy, 6-bolt, Shimano 8/9/10 freehub, 135 x 5 mm QR
Hub Rear	Formula RX-142 alloy, 6-bolt, Shimano 11-speed freehub, 142x12 mm thru axle	Formula DC-20, alloy, 6-bolt, 5 x 100 mm QR
Spoke	14 g stainless steel, black	14g stainless steel
Cassette	Shimano HG31, CS-HG31, 11-32, 8 speed	Shimano HG200, 12-32, 8 speed
Chainrings	1x: 50T, 2x: 50/34	--
Bottom Bracket	Shimano UN300, 68 mm, threaded cartridge, 110 mm spindle	VP BC73, 73 mm, threaded cartridge

Front	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm	Size : XXS - Bontrager XR2 Comp, wire bead, 30 tpi, 26 x 2.20'' Size : XS, S - Bontrager XR2 Comp, wire bead, 30 tpi, 27.5 x 2.20'' Size : M, ML, L, XL, XXL - Bontrager XR2 Comp, wire bead, 30 tpi, 29 x 2.20''
Rear	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700x32 mm	Size : XXS - Bontrager XR2 Comp, wire bead, 30 tpi, 26 x 2.20'' Size : XS, S - Bontrager XR2 Comp, wire bead, 30 tpi, 27.5 x 2.20'' Size : M, ML, L, XL, XXL - Bontrager XR2 Comp, wire bead, 30 tpi, 29 x 2.20''
Wheel / RIM	Bontrager Paradigm SL, Tubeless Ready, 24-hole, 21 mm width, Presta valve	Size : XXS - Bontrager Connection, alloy, double-wall, 32-hole, 20 mm width, schrader valve Size : XS, S, M, ML, L, XL, XXL - Bontrager Connection, double-wall, 32-hole, 20 mm width, schrader valve

Front	Tektro C550 mechanical disc brake, dual piston, flat mount Tektro wave, 6-bolt, 160 mm	Size : XXS, XS, S - Tektro HD-M276 hydraulic disc, short reach lever Size : M, ML, L, XL, XXL - Tektro HD-M275 hydraulic disc
Rear	Tektro C550 mechanical disc brake, dual piston, flat mount Tektro wave, 6-bolt, 160 mm	Size : XXS, XS, S - Tektro HD-M276 hydraulic disc, short reach lever Size : M, ML, L, XL, XXL - Tektro HD-M275 hydraulic disc

Front	--	--
Rear	--	--

Colors

Crimson to Dark Carmine Fade Matte Lithium Grey

Lithium Grey Radioactive Red Volt to Miami Green Fade Azure

Length	--	--
Weight	56 - 10.55 kg	13.97 kg

Features

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- Suspension Lockout - Rack Mounts - Rear Kickstand Mount - Internal Cable Routing