Trek Checkpoint AL 4 vs Trek Procaliber 9.7

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	200 Series Alpha Aluminum, tapered head tube, Control Freak internal routing, rack & fender mounts, flat mount disc	OCLV Mountain Carbon, IsoSpeed, tapered head tube, Knock Block, internal control routing, balanced post mount brake, Boost148
Stem	Bontrager Elite, 31.8 mm, Blendr compatible, 7 degree	Size : S - Bontrager Kovee Pro, 35 mm, Knock Block, Blendr compatible, 13 degree, 60 mm length Size : M, ML - Bontrager Kovee Pro, 35 mm, Knock Block, Blendr compatible, 13 degree, 70 mm length Size : L, XL - Bontrager Kovee Pro, 35 mm, Knock Block, Blendr compatible, 13 degree, 80 mm length
Handle Bar	Bontrager Comp VR-C, alloy, 31.8 mm	Size : S, M, ML - Bontrager Kovee Elite, alloy, 35 mm, 5 mm rise, 720 mm width Size : L, XL - Bontrager Line, alloy, 35 mm, 15 mm rise, 750 mm width
Fork	Checkpoint carbon, tapered alloy steerer, rack & fender mounts, flat mount disc	RockShox Reba RL, Solo Air spring, Motion Control damper, remote lockout, tapered steerer, 42 mm offset, Boost110, 15 mm Maxle Stealth, 100 mm travel
Seatpost	Bontrager Approved, alloy, 27.2 mm, 8 mm offset	Size : S - Bontrager Pro, OCLV Carbon, 31.6 mm, 0 mm offset, 330 mm length Size : M, ML, L, XL - Bontrager Pro, OCLV Carbon, 31.6 mm, 0 mm offset, 400 mm length
Grip	Bontrager Supertack Perf tape	ESI Chunky
Crankset	Shimano Tiagra 4700	Size : S - SRAM X1 Eagle, DUB, 32T alloy ring, Boost (52 mm chainline), 170 mm length Size : M, ML, L, XL - SRAM X1 Eagle, DUB, 32T alloy ring, Boost (52 mm chainline), 175 mm length
Chain	Shimano Tiagra HG54, 10 speed	SRAM GX Eagle, 12 speed
Shifters	Shimano Tiagra R4725, short reach lever, 10 speed	SRAM GX Eagle, 12 speed
Saddle	Bontrager Arvada Comp, steel rails	Bontrager Montrose Comp, steel rails, 138 mm width
Headset	FSA Integrated, sealed cartridge bearing, 1-1/8 top, 1.5 bottom	Knock Block Integrated, 62-degree radius, cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front	Shimano Tiagra 4700, 31.8 mm clamp	--
Derailleur Rear	Shimano Tiagra 4700, long cage	SRAM GX Eagle
Hub Front	Formula RX-512 alloy, 6-bolt	--
Hub Rear	Formula RX-512 alloy, 6-bolt	Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Cassette	Shimano HG500, 11-32, 10 speed	SRAM Eagle XG-1275, 10-52, 12 speed
Chainrings	50 / 34 T	36T, Min 30T
Bottom Bracket	--	SRAM DUB, 92 mm, PressFit

Front	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32 c	Bontrager XR2 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.20''
Rear	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 32 c	Bontrager XR2 Team Issue, Tubeless Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.20''
Wheel / RIM	Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, presta valve	Front : Bontrager Kovee Elite 23 carbon, Tubeless Ready, 6-bolt, Boost110, 15 mm thru axle Rear : Bontrager Kovee Elite 23 carbon, Tubeless Ready, centerlock, SRAM XD driver, Boost148, 12 mm thru axle

Front	--	Shimano hydraulic disc, MT501 lever, MT500 caliper Brake Rotor : Shimano RT56, 6-bolt, 180 mm
Rear	--	Shimano hydraulic disc, MT501 lever, MT500 caliper Brake Rotor : Shimano RT56, 6-bolt, 160 mm

Front	--	--
Rear	--	--

Colors

Battleship Blue Matte Gravel

Lithium Grey/Trek Black

Length	--	--
Weight	--	10.46 kg

Features	--	- IsoSpeed decoupler - Straight Shot downtube - OCLV Mountain Carbon - Knock Block - Complete Tubeless System - Easier Internal Routing
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	Suspension lever : RockShox OneLoc Sprint Max compatible fork travel : 110 mm (515 axle-to-crown)