Polygon Strattos S2 vs Trek Marlin 4

Load Carrying Capacity	--	Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame	ALX All-Round, QRx130mm	Alpha Silver Aluminum, internal routing, chainstay disc brake mount, rack and kickstand mount, 135 x 5 mm QR
Stem	Entity OE Alloy, EXT: 90mm (XS, S, M) / 105mm (L, XL), BB: 31.8mm, R/D: 10degree	Size : XS - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 50 mm length ( Size : S - 60 mm length) Size : M - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 70 mm length Size : ML, L - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 80 mm length Size : XL, XXL - Bontrager alloy, 31.8 mm, Blendr compatible, 7 degree, 90 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 : XS, S - Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width Size : M, ML, L, XL, XXL - Bontrager alloy, 31.8 mm, 5 mm rise, 720 mm width
Fork	Light Weight Carbon Fork, Straight 1-1/8"	Size : XS - SR Suntour XCE 28, coil spring, preload, 42 mm offset for 27.5'' wheel, 100 mm QR, 80 mm travel Size : S - SR Suntour XCE 28, coil spring, preload, 42 mm offset for 27.5'' wheel, 100 mm QR, 100 mm travel Size : M, ML, L, XL, XXL - SR Suntour XCE 28, coil spring, preload, 46 mm offset for 29'' wheel, 100 mm QR, 100 mm travel
Seatpost	Entity Sport Alloy, 27.2 x 350mm	Size : XS, S - Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length Size : M - Bontrager alloy, 31.6 mm, 12 mm offset, 360 mm length Size : ML, L, XL, XXL - Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length
Grip	--	Bontrager XR Endurance Comp, lock-on
Crankset	Prowheel Ounce-421C-TT-N 50/34T	Size : XS, S, M - Shimano Tourney TY301, 42/34/24, 170 mm length Size : ML, L, XL, XXL - Shimano Tourney TY301, 42/34/24, 175 mm length
Pedals	Alloy Cage & Body w/ Reflector	VP-536 nylon platform
Chain	KMC Z-8.3	KMC Z7, 7 speed
Shifters	Shimano Claris ST-R2000, 2x8-Speed Dual Control Lever	Shimano Altus EF500, 7 speed
Saddle	Entity, Steel Dia 7mm	Bontrager Arvada, 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	Semi-integrated, 1-1/8''
Derailleur Front	Alloy QRx100mm 32H	Shimano Tourney TY300, 34.9 mm clamp, down swing, down pull
Derailleur Rear	Shimano Claris RD-R2000-SS Direct Attach Alloy QRx130mm 32H	Shimano Tourney TY300, long cage, 34T max cog
Hub Front	--	Formula DC-31, alloy, 6-bolt, 6/7/8 speed freewheel, 135 x 5 mm QR
Hub Rear	--	Formula DC-20, alloy, 6-bolt, 5 x 100 mm QR
Spoke	--	14g stainless steel
Cassette	Shimano CS-HG31 11-30T	Shimano TZ500, 14-28, 7 speed
Chainrings	--	1x/2x : 34T, 3x : 42T
Bottom Bracket	Prowheel BSA Threaded FOR 2-Piece Crankset	VP BC73, 73 mm, threaded cartridge

Front	Performance Tire 700C​	Bontrager XR2 Comp, wire bead, 30 tpi, 29 x 2.20''
Rear	Performance Tire 700C​	Bontrager XR2 Comp, wire bead, 30 tpi, 29 x 2.00''
Wheel / RIM	Alloy Double Wall 622-15 32H	Bontrager Connection, double-wall, 32-hole, 20 mm width, schrader valve

Front	TEKTRO R315 Caliper	Tektro MD-M280 mechanical disc, 160 mm rotor
Rear	TEKTRO R315 Caliper	Tektro MD-M280 mechanical disc, 160 mm rotor
Brake Lever	Shimano Claris ST-R2000	--

Front	--	--
Rear	--	--

Colors

Blue Light Red

Matte Trek Black Voodoo Aloha Green Matte Anthracite Magenta

Length	--	--
Weight	--	13.98 kg

Features	--	- Rack Mounts - Rear Kickstand Mount - Internal Cable Routing
Additional Details	--	Max compatible fork travel : 100 mm (XS & S: 490 mm axle-to-crown, M & up: 509 mm axle-to-crown)