Prevelo Alpha Three vs Sun Biscayne Tandem 7

Compare Specifications of Prevelo Alpha Three and Sun Biscayne Tandem 7

Selected Bikes

Prevelo Alpha Three
Prevelo Alpha Three

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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 6061 heat treated aluminum alloy custom formed tubing High Tensile Steel, TIG-Welded
Stem Aluminum 35mm extension 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 Prevelo aluminum big bore - 560mm width x 40mm rise with 31.8mm to 22mm taper 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 Aluminum alloy blades with chromoly steerer tube - 35mm rake 1-1/8" High Tensile Steel, Curved Legs, Double Eyelets
Seats Aluminum alloy with toolless adjustment --
Seatpost -- Alloy w/o Clamp, 25.6 x 350mm, Black
Grip Kraton rubber Foam, Black
Pedals Composite with 9/16 chromoly axle Slip Resistant Top, 9/16", Black
Chain -- K.M.C. 1/2" x 3/32", Black (130 Links)
Shifters Microshift Thumb Shifter Shimano 7-Speed Revo Twist Shifter
Saddle Prevelo big kid saddle Comfort Cruiser, Elastomer Suspension, Black
Headset -- Steel, 25.4 x 34 x 30mm, Black
Derailleur Rear 9-speed Microshift Shimano RD-TX35 Tourney
Hub Front Lightweight alloy 1-piece forged CNC Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)
Hub Rear Lightweight alloy 1-piece forged CNC Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke -- 14G Stainless Steel with Brass Nipples
Cassette 11-36T --
Bottom Bracket -- BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle:Bolt Type, 119mm
Stand -- Alloy, Center Mount, Black
Tyres
Front Kenda Small Block Eight Pro 20 ×1.5 Beach Bum 26 x 2.125", Black Wall
Rear Kenda Small Block Eight Pro 20 ×1.5 Beach Bum 26 x 2.125", Black Wall
Wheel / RIM RIM : Aluminum with grinded sidewalls 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 Tektro aluminum alloy V-brake Alloy (Linear Pull) Black
Rear Tektro aluminum alloy V-brake 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 - Prevelo confidence inspiring low and narrow geometry. Prevelo geometry keeps the rider low, balanced and in control.
- Lightweight 6061 aluminum frame with custom formed tubing.
- Lightweight aluminum alloy fork with chromoly steerer.
- Tektro front and rear v-brakes.
- Lightweight Allen head front and rear wheel skewers for secure wheel installation.
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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

Which one do you think is better? And why?
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