Trek Emonda SLR 7 vs Viathon R.1 Dura-Ace

Load Carrying Capacity	Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)	--
Frame	Ultralight 800 Series OCLV Carbon, Ride Tuned performance tube optimization, tapered head tube, internal routing, DuoTrap S compatible, flat mount disc, 142 x 12 mm thru axle	VIATHON R.1 ROAD FRAME
Stem	--	ZIPP SERVICE COURSE SL B1, 31.8MM, 6°, 110 MM
Handle Bar	--	ZIPP SL-70 ERGO CARBON
Fork	Emonda SLR full carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12 x 100 mm thru axle	VIATHON R.1 ROAD FORK
Seatpost	Size : 47, 50, 52, 54 - Bontrager carbon seatmast cap, 20 mm offset, short length Size : 56, 58, 60, 62 - Bontrager carbon seatmast cap, 20 mm offset, tall length	ZIPP SL CARBON B1, 0 OFFSET, 27.2 MM, 330 MM
Crankset	Size : 47 - Shimano Ultegra R8000, 52/36, 165 mm length Size : 50, 52 - Shimano Ultegra R8000, 52/36, 170 mm length Size : 54, 56, 58 - Shimano Ultegra R8000, 52/36, 172.5 mm length Size : 60, 62 - Shimano Ultegra R8000, 52/36, 175 mm length	SHIMANO DURA-ACE FC-R9100, HOLLOWTECH2, 50-34T
Chain	Shimano Ultegra HG701, 11-speed	SHIMANO CN-HG901, 11-SPEED
Shifters	Shimano Ultegra Di2, R8070, 11-speed	SHIMANO DURA-ACE ST-R9120, DISC BRAKE
Saddle	Bontrager Aeolus Elite, austenite rails, 145 mm width	FIZIK ANTARES R1
Derailleur Front	Shimano Ultegra R8050 Di2, braze-on	SHIMANO DURA-ACE FD-R9100, DOWN-SWING, BRAZED-ON TYPE
Derailleur Rear	Shimano Ultegra R8050 Di2, short cage, 30T max cog	SHIMANO DURA-ACE RD-R9100, 11-SPEED, SHADOW
Cassette	Shimano Ultegra R8000, 11-30, 11 speed	SHIMANO DURA-ACE CS-R9100, 11-SPEED, 11-30
Chainrings	1x: 50T, 2x: 53/39T	--
Bottom Bracket	Praxis, T47 threaded, internal bearing	ROTOR PRESS FIT 30TO24 CONVERTER

Front	Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700 x 25c	CONTINENTAL GRAND PRIX 5000 TL 700 X 25 BLACK + BLACK CHILI
Rear	Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700 x 25c	CONTINENTAL GRAND PRIX 5000 TL 700 X 25 BLACK + BLACK CHILI
Wheel / RIM	Front : Bontrager Aeolus Pro 37, OCLV Carbon, Tubeless Ready, 37 mm rim depth, 100 x 12 mm thru axle Rear : Bontrager Aeolus Pro 37, OCLV Carbon, Tubeless Ready, 37 mm rim depth, Shimano 11-speed freehub, 142 x 12 mm thru axle	HED VANQUISH 4GP CARBON DISC

Front	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm	SHIMANO SM-RT900, 160 MM, W/LOCK RING
Rear	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm	SHIMANO SM-RT900, 160 MM, W/LOCK RING
Brake Lever	--	SHIMANO DURA-ACE ST-R9120, DISC BRAKE

Front	--	--
Rear	--	--

Colors

Rage Red/Trek Black Matte Onyx Carbon Navy Carbon Smoke/Blue Navy Carbon Smoke/Viper Red

Copper Silver

Length	--	--
Weight	7.18 kg	--

Features	- All-new aero design - Ride Tuned Seatmast - DuoTrap S Compatible	- Shimano Dura-Ace, the benchmark in shifting speed and accuracy - HED Vanquish 4GP carbon wheels for winning aerodynamics - Internal cable routings reduce aerodynamic drag - Zipp SL carbon handlebar for steering precision and seatpost for comfort
Additional Details	--	Sizes : 52, 54, 56, 57.5, 59 Front Axle : SHIMANO E-THRU AXLE 100X12MM Rear Axle : SHIMANO E-THRU AXLE 142X12MM Inner Tubes : KENDA 23/25C Bar Tape : FIZIK WHITE