Polygon Strattos S2 vs Trek Emonda ALR 5

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 275 pounds (125 kg)
Frame	ALX All-Round, QRx130mm	Ultralight 300 Series Alpha Aluminum, Invisible Weld technology, tapered head tube, Control Freak internal routing, DuoTrap S compatible, flat mount disc, 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 Elite, 31.8 mm, Blendr compatible, 7 degree, 80 mm length ( Size : 47 - 70 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 clamp, Blendr compatible, 7 degree, 100 mm length Size : 60, 62 - Bontrager Elite, 31.8 mm clamp, 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 : 47, 50, 52 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 40cm width Size : 54, 56 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 42cm width Size : 58, 60, 62 - Bontrager Comp VR-C, alloy, 31.8 mm, 100 mm reach, 124 mm drop, 44cm width
Fork	Light Weight Carbon Fork, Straight 1-1/8"	Emonda SL full carbon, tapered carbon steerer, internal brake routing, flat mount disc, 12 x 100 mm thru axle
Seatpost	Entity Sport Alloy, 27.2 x 350mm	Bontrager carbon, 27.2 mm, 8 mm offset, 330 mm length
Crankset	Prowheel Ounce-421C-TT-N 50/34T	Size : 47, 50, 52 - Shimano 105 R7000, 50/34 (compact), 170 mm length Size : 54, 56 - Shimano 105 R7000, 50/34 (compact), 172.5 mm length Size : 58, 60, 62 - Shimano 105 R7000, 50/34 (compact), 175 mm length
Pedals	Alloy Cage & Body w/ Reflector	--
Chain	KMC Z-8.3	Shimano 105 HG601, 11 speed
Shifters	Shimano Claris ST-R2000, 2x8-Speed Dual Control Lever	Shimano 105 R7020, 11 speed
Saddle	Entity, Steel Dia 7mm	Bontrager Montrose Comp, steel rails, 138 mm width
Headset	Zero Stack (ZS) Semi-Integrated Bearing for Straight Head Tube, ZS 44/28.6 | ZS 44/30, ID: 44mm	FSA Integrated, sealed cartridge bearing, 1-1/8'' top, 1.5'' bottom
Derailleur Front	Alloy QRx100mm 32H	Shimano 105 R7000, braze-on
Derailleur Rear	Shimano Claris RD-R2000-SS Direct Attach Alloy QRx130mm 32H	Shimano 105 R7000, short cage, 30T max cog
Hub Front	--	Bontrager alloy, sealed bearing, centerlock, Shimano 11-speed freehub, 142 x 12 mm thru axle
Hub Rear	--	Bontrager alloy, sealed bearing, centerlock disc, 100 x 12 mm thru axle
Spoke	--	14g stainless steel
Cassette	Shimano CS-HG31 11-30T	Shimano 105 R7000, 11-28,11 speed
Bottom Bracket	Prowheel BSA Threaded FOR 2-Piece Crankset	Shimano BB71, 86.5 mm, PressFit

Front	Performance Tire 700C​	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 25c
Rear	Performance Tire 700C​	Bontrager R1 Hard-Case Lite, wire bead, 60 tpi, 700 x 25c
Wheel / RIM	Alloy Double Wall 622-15 32H	Bontrager Affinity Disc, Tubeless Ready, 24-hole, 21 mm width, presta valve

Front	TEKTRO R315 Caliper	Shimano 105 hydraulic disc, flat mount Brake Rotor : Shimano SM-RT70, centerlock, 160 mm
Rear	TEKTRO R315 Caliper	Shimano 105 hydraulic disc, flat mount Brake Rotor : Shimano SM-RT70, centerlock, 160 mm
Brake Lever	Shimano Claris ST-R2000	--

Front	--	--
Rear	--	--

Colors

Blue Light Red

Purple Abyss Slate to Trek Black Fade

Length	--	--
Weight	--	9.04 kg

Features

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- Invisible Weld Technology - 300 Series Alpha Aluminium