Prevelo Alpha Four vs Sun Biscayne Tandem CB

Compare Specifications of Prevelo Alpha Four and Sun Biscayne Tandem CB

Selected Bikes

Prevelo Alpha Four
Prevelo Alpha Four

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Sun Biscayne Tandem CB
Sun Biscayne Tandem CB

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Model:

Brand:

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Technical Specifications
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
Handle Bar Prevelo aluminum big bore - 580mm width x 40mm rise with 31.8mm to 22mm taper Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black
Fork Aluminum alloy blades with chromoly steerer tube - 35mm rake --
Seats Aluminum alloy with toolless adjustment --
Grip Kraton rubber Foam, Black
Crankset Prevelo anodized alloy 3-piece square taper with 130MM crank length. --
Pedals Composite with 9/16 chromoly axle Slip Resistant Top, 9/16", Black
Chain -- K.M.C. 1/2" x 1/8", Black (130 Links)
Shifters Microshift Thumb Shifter --
Saddle Prevelo big kid saddle Comfort Cruiser, Elastomer Suspension, Black
Headset 1 1/8" threadless Steel, 25.4 x 34 x 30mm, Black
Derailleur Rear 9-Speed Microshift --
Hub Front Lightweight alloy 1-piece forged CNC Shimano CB-E110 Coaster Brake, 36H x 14G, Black
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 --
Sprocket 32T with double chain ring guard 19T x 1/2'' x 1/8''
Bottom Bracket Sealed cartridge --
Stand -- Alloy, Center Mount, Black
Tyres
Front Kenda Small Block Eight Pro 24 ×1.5 Beach Bum 26 x 2.125", Black Wall
Rear Kenda Small Block Eight Pro 24 ×1.5 Beach Bum 26 x 2.125", Black Wall
Wheel / RIM Rim : Aluminum with grinded sidewalls Rims: 26" x 36H x 14G, Red
Brakes
Front Tektro aluminum alloy V-brake Alloy (Linear Pull) Black
Rear Tektro aluminum alloy V-brake Shimano CB-E110 Internal Coaster Brake, Black
Brake Lever Tektro aluminum alloy Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors Speed Silver
Braap Blue
Metallic Red


Physical Specs
Length -- --
Weight 9.6 kg 27.2 kg
Seat Height 655 --
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.
- Three piece crank with squared taper bottom cartridge bearing bottom bracket and ultra narrow Q factor.
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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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