Trek Madone SLR 9 Gen 7 vs Trek Straight 8 8i

Load Carrying Capacity	125 kg (275 lb)	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Battery	Shimano BT-DN300	--
Charger	Charging cable included	--
Frame	800 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape, IsoFlow seat tube, invisible cable routing, 3S aero chain keeper, T47 BB, flat mount disc, 142x12 mm thru axle	6061-T6 aluminum with hydroformed top tube and patented Flat Foot Technology
Stem	--	Threadless 4-bolt
Handle Bar	Size: 47 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach, 124 mm drop, 35 cm control width, 38 cm drop width, 80 mm stem length Size: 50, 52 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach, 124 mm drop, 37 cm control width, 40 cm drop width, 90 mm stem length Size: 54 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach, 124 mm drop, 39 cm control width, 42 cm drop width, 90 mm stem length Size: 56, 58 Madone Integrated handlebar/stem, OCLV Carbon, 80 mm reach,	Electra attitude
Fork	Madone KVF full carbon, tapered carbon steerer, internal brake routing, flat mount disc, carbon dropouts, 12x100mm thru axle	Steel unicrown straight blade
Seatpost	Size: 47, 50, 52, 54 Madone aero carbon seat post, 0 mm offset, short length Size: 56, 58, 60, 62 Madone aero carbon seat post, 0 mm offset, long length	Classic alloy pillar
Grip	Bontrager Supertack Perf tape	Electra custom
Crankset	Size: 47 Shimano Dura-Ace R9200, 52/36, 165 mm length Size: 50, 52 Shimano Dura-Ace R9200, 52/36, 170 mm length Size: 54, 56, 58 Shimano Dura-Ace R9200, 52/36, 172.5 mm length Size: 60, 62 Shimano Dura-Ace R9200, 52/36, 175 mm length	Electra custom alloy 3-piece
Pedals	--	Alloy platform
Chain	Shimano Dura-Ace/XTR M9100, 12-speed	KMC S1 nickel plated
Shifters	Shimano Dura-Ace R9270 Di2, 12 speed	Shimano Revo 8-speed twist with optical gear display
Saddle	Size: 47, 50, 52 Aeolus RSL, carbon rails, 155 mm width Size: 54, 56, 58, 60, 62 Aeolus RSL, carbon rails, 145 mm width	Electra low profile with double-coil springs
Headset	--	1 1/8" steel threadless
Derailleur Front	Shimano Dura-Ace R9250 Di2, braze-on, down swing	--
Derailleur Rear	Shimano Dura-Ace R9250 Di2, 34T max cog	--
Hub Front	--	Shimano Nexus internal 8-speed with coaster brake 36h
Hub Rear	--	Alloy low-flange with 6-bolt disc, 36h
Cassette	Shimano Dura-Ace R9200, 11-30, 12-speed	20T
Chainrings	1x: 50T, 2x: 54/40	44T steel chainring
Bottom Bracket	Praxis, T47 threaded, internal bearing	Sealed cartridge

Front	Bontrager R4 320, 700x25 mm	Electra Fatti-O 24 x 3.0"
Rear	Bontrager R4 320, 700x25 mm	Electra Fatti-O 24 x 3.0"
Wheel / RIM	F: Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51 mm rim depth, 100x12 mm thru axle R: Bontrager Aeolus RSL 51, OCLV Carbon, Tubeless Ready, 51 mm rim depth, Shimano 11/12 freehub, 142x12 mm thru axle	Painted alloy

Front	Shimano Dura-Ace hydraulic disc Rotors Shimano MT900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62) Shimano CL900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62)	Mechanical disc
Rear	Shimano Dura-Ace hydraulic disc Rotors Shimano MT900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62) Shimano CL900, CentreLock, 160 mm (Size: 47, 50, 52, 54, 56, 58, 60, 62)	Shimano coaster brake

Front	--	--
Rear	--	--

Colors

Deep Smoke Azure Satin Quicksilver Axinite Flip/Trek Black Viper Red Metallic Red Smoke to Red Carbon Smoke

Black Satin

Length	--	--
Weight	7.1 kg	17.27 kg

Features	--	- Flat Foot Technology - Internal Gear System
Additional Details	--	Painted stubby rear fender Stainless steel and anti-rust hardware 8-ball valve caps