Co-Motion Supremo vs Sun Biscayne Tandem 7

Compare Specifications of Co-Motion Supremo and Sun Biscayne Tandem 7

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Co-Motion Supremo
Co-Motion Supremo

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Sun Biscayne Tandem 7
Sun Biscayne Tandem 7

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Technical Specifications
Drivetrain -- K.M.C. 1/2" x 1/8", Black (152 Links)
Frame Reynolds 631 air-hardened steel zonally-butted tandem tubing High Tensile Steel, TIG-Welded
Stem FSA SL-K stem & Co-Motion stoker stem Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Stoker Stem:Alloy, Adjustable Reach (4-Bolt Face) Black
Handle Bar -- Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black
Stoker Handlebar: Steel, 27" Wide x 10.8" Rise x 25.4mm Clamp, Black
Fork Co-Motion Tandem Elite Disc 1-1/8" High Tensile Steel, Curved Legs, Double Eyelets
Seatpost -- Alloy w/o Clamp, 25.6 x 350mm, Black
Grip -- Foam, Black
Pedals -- Slip Resistant Top, 9/16", Black
Chain -- K.M.C. 1/2" x 3/32", Black (130 Links)
Shifters Shimano Ultegra R8000 2x11-speed Shimano 7-Speed Revo Twist Shifter
Saddle Selle Italia SLS saddles Comfort Cruiser, Elastomer Suspension, Black
Headset Cane Creek 110 Tapered Steel, 25.4 x 34 x 30mm, Black
Derailleur Front Shimano Ultegra R8000 2x11-speed --
Derailleur Rear Shimano Ultegra R8000 2x11-speed Shimano RD-TX35 Tourney
Hub Front -- Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)
Hub Rear -- Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke -- 14G Stainless Steel with Brass Nipples
Cassette Shimano 11-34t cassette --
Bottom Bracket -- BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle:Bolt Type, 119mm
Stand -- Alloy, Center Mount, Black
Tyres
Front Conti Grand Prix 4000S 700 x 25 Beach Bum 26 x 2.125", Black Wall
Rear Conti Grand Prix 4000S 700 x 25 Beach Bum 26 x 2.125", Black Wall
Wheel / RIM Rolf Prima Tandem Alloy Rims:26" x 36H x 14G, Red
Front: 26" x 1.75 x 36H x 14G Alloy-Cruiser, Bolt-On
Rear: 26" x 1.75 x 36H x 14G Alloy-Cruiser, (FOR FREEWHEEL)
Brakes
Front TRP Spyre w/ 180 mm disc rotors Alloy (Linear Pull) Black
Rear TRP Spyre w/ 180 mm disc rotors Alloy (Linear Pull) Black
Brake Lever -- Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- --


Physical Specs
Length -- --
Weight -- 27.2 kg
Overview
Features - Modern derailleur drive trains are lightweight, smooth operating and very efficient
- Ultegra R8000 is the newest iteration of Shimano's most popular road component group
- Compact 50/34t cranks and wide road cassette offers a generous gear range
- Shimano Ultegra R8000 kit offers a 26.4" low, 119.9" high gear
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Additional Details Drivetrain : FSA SL-K Modular BB392Evo carbon 50-34t / Gates Timing Belt
Cockpit : Profile Canta Ergo carbon captain,Profile Viper carbon stoker bar
Post : FSA K-Force Carbon 31.6 mm
Captain Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", Black (For Diamond Square Cranks)
Captain Crank Right: 3-Piece Alloy, 170mm, Black (For Diamond Square Cranks)
Freewheel: Shimano TZ-21 (7-Speed) 14-28T
Captain Crank Right: 3-Piece Alloy, 170mm, Black (For Diamond Square Cranks)
Stoker Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", Black (For Diamond Square Cranks)
Stoker Crank Right: 3-Piece Alloy, 170mm x 42T x 1/2" x 3/32", Black (For Diamond Square Cranks)
Chainwheel: Steel, Silver Painted W/Plastic Chain Cover
Pulley Adjuster:Eccentric BB Insert
Seat Clamp: Alloy, 28.6mm I.D., with Double Bolt, Black
Stoker Seat Clamp: Alloy, 34.9mm I.D., Black
Front Fender: Steel, W/Single Strut, Painted
Rear Fender: Steel, W/Single Strut, Painted
Fender Set: Plastic, F&R W/Rubber Bump Guards, Silver

Which one do you think is better? And why?
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