Marin Stinson 7 ST vs Polygon Strattos S2

Frame	Series 1 Comfort, 6061 Aluminum, 27.5” Wheels, Super-Low Step Design, Comfort Control Geometry, Fender and Rack Mounts	ALX All-Round, QRx130mm
Stem	Aluminum Quill	Entity OE Alloy, EXT: 90mm (XS, S, M) / 105mm (L, XL), BB: 31.8mm, R/D: 10degree
Handle Bar	Marin Alloy, 50 mm Rise	Entity Sport Alloy, W: 400mm (XS, S, M) / 420mm (L, XL), BB: 31.8mm, R/D: 124mm, B/R: 80mm
Fork	CrMo Steel, Straight Blade, Fender and Rack Eyelets	Light Weight Carbon Fork, Straight 1-1/8"
Seatpost	27.2 mm Marin Alloy	Entity Sport Alloy, 27.2 x 350mm
Grip	Kraton	--
Crankset	Forged Aluminum, Dual Ring Guard	Prowheel Ounce-421C-TT-N 50/34T
Pedals	Marin Platform	Alloy Cage & Body w/ Reflector
Chain	KMC Z50	KMC Z-8.3
Shifters	Shift Lever : Shimano Revo Twist-Shift 1 x 7-Speed	Shimano Claris ST-R2000, 2x8-Speed Dual Control Lever
Saddle	Marin Comfort	Entity, Steel Dia 7mm
Headset	FSA, Threaded	Zero Stack (ZS) Semi-Integrated Bearing for Straight Head Tube, ZS 44/28.6 | ZS 44/30, ID: 44mm
Derailleur Front	--	Alloy QRx100mm 32H
Derailleur Rear	Shimano Tourney 7-Speed	Shimano Claris RD-R2000-SS Direct Attach Alloy QRx130mm 32H
Hub Front	Forged Aluminum Alloy, 32H	--
Hub Rear	Forged Aluminum Alloy, 32H	--
Spoke	14 g Stainless Steel	--
Cassette	SunRace 7-Speed, 11-34T	Shimano CS-HG31 11-30T
Bottom Bracket	--	Prowheel BSA Threaded FOR 2-Piece Crankset

Front	Vee Tire Speedster, 27.5”x 2.0”, Puncture Protection	Performance Tire 700C​
Rear	Vee Tire Speedster, 27.5”x 2.0”, Puncture Protection	Performance Tire 700C​
Wheel / RIM	Marin Aluminum Double Wall, Machined Sidewall	Alloy Double Wall 622-15 32H

Front	Forged Alloy Linear Pull	TEKTRO R315 Caliper
Rear	Forged Alloy Linear Pull	TEKTRO R315 Caliper
Brake Lever	Aluminum	Shimano Claris ST-R2000

Front	--	--
Rear	--	--

Colors

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Blue Light Red

Length

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Features	- Series 1 Aluminum Frame - Comfort Control Geometry - 27.5” Tires - Adjustable Cockpit	--
Additional Details	Bottom Bracket : Sealed Cartridge Bearings, Square Taper	--