Sun Biscayne Tandem 7 vs Trek Dual Sport 2

Compare Specifications of Sun Biscayne Tandem 7 and Trek Dual Sport 2

Selected Bikes

Sun Biscayne Tandem 7
Sun Biscayne Tandem 7

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Trek Dual Sport 2
Trek Dual Sport 2

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Technical Specifications
Drivetrain K.M.C. 1/2" x 1/8", Black (152 Links) --
Frame High Tensile Steel, TIG-Welded Alpha Gold Aluminum, DuoTrap S compatible, rack & fender mounts
Stem Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Stoker Stem:Alloy, Adjustable Reach (4-Bolt Face) Black
Bontrager alloy, 31.8 mm, 7 degree, Blendr compatible
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
Bontrager alloy, 31.8 mm, 15 mm rise
Fork 1-1/8" High Tensile Steel, Curved Legs, Double Eyelets SR Suntour NEX, coil spring, preload, hydraulic lockout, 63 mm travel
Seatpost Alloy w/o Clamp, 25.6 x 350mm, Black Bontrager SSR, 2-bolt head, 27.2 mm, 12 mm offset
Grip Foam, Black Bontrager Satellite, ergonomic
Crankset -- Forged alloy with chainguard
Pedals Slip Resistant Top, 9/16", Black Resin body, alloy cage
Chain K.M.C. 1/2" x 3/32", Black (130 Links) KMC Z7
Shifters Shimano 7-Speed Revo Twist Shifter Shimano Altus M310, 8 speed
Saddle Comfort Cruiser, Elastomer Suspension, Black Bontrager Sport
Headset Steel, 25.4 x 34 x 30mm, Black 1-1/8 threadless, sealed cartridge bearings
Derailleur Front -- Shimano Tourney TY710
Derailleur Rear Shimano RD-TX35 Tourney Shimano Acera M360
Hub Front Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel) Formula DC22 alloy
Hub Rear Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black Formula DC20 alloy
Spoke 14G Stainless Steel with Brass Nipples --
Cassette -- Shimano HG31, 11-32, 8 speed
Chainrings -- 48 / 38 / 28 T
Bottom Bracket BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle:Bolt Type, 119mm
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Stand Alloy, Center Mount, Black --
Tyres
Front Beach Bum 26 x 2.125", Black Wall Bontrager LT2, 700 x 38 c
Rear Beach Bum 26 x 2.125", Black Wall Bontrager LT2, 700 x 38 c
Wheel / RIM 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)
Bontrager Connection alloy, 32h
Brakes
Front Alloy (Linear Pull) Black Tektro HD-275 hydraulic disc
Rear Alloy (Linear Pull) Black Tektro HD-275 hydraulic disc
Brake Lever Alloy (Linear Pull) Black / Silver --
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Viper Red
Trek Black


Physical Specs
Length -- --
Weight 27.2 kg --
Overview
Features -- --
Additional Details 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
Bottom Bracket : Sealed cartridge

Which one do you think is better? And why?
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