Polygon Strattos S2 vs Trek Madone SL 7

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)
Frame	ALX All-Round, QRx130mm	500 Series OCLV Carbon, KVF (Kammtail Virtual Foil) tube shape, adjustable top tube IsoSpeed, invisible cable routing, 3S aero chain keeper, flat mount disc, Duo Trap S compatible, 142 x 12 mm thru axle
Stem	Entity OE Alloy, EXT: 90mm (XS, S, M) / 105mm (L, XL), BB: 31.8mm, R/D: 10degree	Size : 50 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : 52, 54 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 90 mm length Size : 56, 58 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 100 mm length Size : 60, 62 - Bontrager Pro, 31.8 mm, Blendr compatible, 7 degree, 110 mm length
Handle Bar	Entity Sport Alloy, W: 400mm (XS, S, M) / 420mm (L, XL), BB: 31.8mm, R/D: 124mm, B/R: 80mm	Size : 50, 52 - Bontrager Elite Aero VR-CF, alloy, 31.8 mm, invisible cable routing, 93 mm reach, 123 mm drop, 40cm width Size : 54, 56 - Bontrager Elite Aero VR-CF, alloy, 31.8 mm, invisible cable routing, 93 mm reach, 123 mm drop, 42cm width Size : 58, 60, 62 - Bontrager Elite Aero VR-CF, alloy, 31.8 mm, invisible cable routing, 93 mm reach, 123 mm drop, 44cm width
Fork	Light Weight Carbon Fork, Straight 1-1/8"	Madone KVF full carbon, tapered carbon steerer, invisible cable routing, flat mount disc, carbon dropouts, 12 x 100 mm thru axle
Seatpost	Entity Sport Alloy, 27.2 x 350mm	Size : 50, 52, 54, 56 - Madone aero carbon internal seatmast cap, integrated light mount, 25 mm offset, short length Size : 58, 60, 62 - Madone aero carbon internal seatmast cap, integrated light mount, 25 mm offset, tall length
Crankset	Prowheel Ounce-421C-TT-N 50/34T	Size : 50, 52 - Shimano Ultegra R8000, 50/34 (compact), 170 mm length Size : 54, 56 - Shimano Ultegra R8000, 50/34 (compact), 172.5 mm length Size : 58, 60, 62 - Shimano Ultegra R8000, 50/34 (compact), 175 mm length
Pedals	Alloy Cage & Body w/ Reflector	--
Chain	KMC Z-8.3	Shimano Ultegra HG701, 11-speed
Shifters	Shimano Claris ST-R2000, 2x8-Speed Dual Control Lever	Shimano Ultegra Di2, R8070, 11-speed
Saddle	Entity, Steel Dia 7mm	Bontrager Aeolus Comp, steel rails, 145 mm width
Headset	Zero Stack (ZS) Semi-Integrated Bearing for Straight Head Tube, ZS 44/28.6 | ZS 44/30, ID: 44mm	--
Derailleur Front	Alloy QRx100mm 32H	Shimano Ultegra R8050 Di2, braze-on
Derailleur Rear	Shimano Claris RD-R2000-SS Direct Attach Alloy QRx130mm 32H	Shimano Ultegra R8050 Di2, short cage, 30T max cog
Cassette	Shimano CS-HG31 11-30T	Shimano Ultegra R8000, 11-30, 11 speed
Bottom Bracket	Prowheel BSA Threaded FOR 2-Piece Crankset	Trek BB90

Front	Performance Tire 700C​	Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700 x 25c
Rear	Performance Tire 700C​	Bontrager R3 Hard-Case Lite, aramid bead, 120 tpi, 700 x 25c
Wheel / RIM	Alloy Double Wall 622-15 32H	Front : Bontrager Aeolus Pro 5, OCLV Carbon, Tubeless Ready, 19.5 mm rim width, 50 mm rim depth, 100 x 12 thru axle Rear : Bontrager Aeolus Pro 5, OCLV Carbon, Tubeless Ready, 19.5 mm rim width, 50 mm rim depth, Shimano 11-speed freehub, 142 x 12 thru axle

Front	TEKTRO R315 Caliper	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm
Rear	TEKTRO R315 Caliper	Shimano Ultegra hydraulic disc, flat mount Brake Rotor : Shimano RT800, centerlock, 160 mm
Brake Lever	Shimano Claris ST-R2000	--

Front	--	--
Rear	--	--

Colors

Blue Light Red

Matte Black/Gloss Alpine Blue

Length	--	--
Weight	--	8.25 kg

Features

--

- 500 Series OCLV - KVF Tube Shape - Madone IsoSpeed Decoupler