Jamis Explorer A2 vs Sun Biscayne Tandem CB

Compare Specifications of Jamis Explorer A2 and Sun Biscayne Tandem CB

Selected Bikes

Jamis Explorer A2
Jamis Explorer A2

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Sun Biscayne Tandem CB
Sun Biscayne Tandem CB

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Brand:

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Technical Specifications
Frame 6061 TIG-welded aluminum, all-new sport comfort design with upright ride position, replaceable derailleur hanger, center-mount kickstand bracket High Tensile Steel, TIG-Welded
Stem Jamis alloy, angle-adjustable, 90mm ext x 150mm quill (14–18") or 110mm ext x 180mm quill (19–21”) Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Handle Bar Comfort hi-rise, steel, 25.4 x 80mm rise x 15˚ sweep x 620mm Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black
Fork Hi-tensile steel unicrown, radius blades with dropout eyelets --
Seatpost Alloy micro-adjust, 350mm x 27.2mm, with alloy QR clamp --
Grip Kraton comfort Foam, Black
Crankset Forged alloy, 48/38/28T, 170mm with chainguard --
Pedals Comfort platform with TPE non-slip insert Slip Resistant Top, 9/16", Black
Chain KMC Z7 K.M.C. 1/2" x 1/8", Black (130 Links)
Shifters Shift levers : Shimano EZ-Fire Plus, ST-EF500, 21-speed --
Saddle Jamis Comfort with extra thick padding, synthetic suede top, burnished side panels and bumper springs Comfort Cruiser, Elastomer Suspension, Black
Headset Internal cup, threaded, 1 1/8” Steel, 25.4 x 34 x 30mm, Black
Derailleur Front Shimano TY510 top swing/dual pull --
Derailleur Rear Shimano TY300 --
Hub Front -- Shimano CB-E110 Coaster Brake, 36H x 14G, Black
Hub Rear -- Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke -- 14G Stainless Steel with Brass Nipples
Cassette Shimano freewheel 7-speed, 14-34 --
Sprocket -- 19T x 1/2'' x 1/8''
Bottom Bracket Sealed cartridge, 68 x 110.5mm --
Stand -- Alloy, Center Mount, Black
Tyres
Front CST - 1918, 27.5 x 2.1 Beach Bum 26 x 2.125", Black Wall
Rear CST - 1918, 27.5 x 2.1 Beach Bum 26 x 2.125", Black Wall
Wheel / RIM Alloy 36H rims, Formula alloy hubs, QR front and rear, 14g stainless steel spokes Rims: 26" x 36H x 14G, Red
Brakes
Front ProMax alloy direct pull brakes with Shimano levers Alloy (Linear Pull) Black
Rear ProMax alloy direct pull brakes with Shimano levers Shimano CB-E110 Internal Coaster Brake, Black
Brake Lever -- Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Metallic Red


Physical Specs
Length -- --
Weight 13.8 kg 27.2 kg
Overview
Features -- --
Additional Details Sizes : 15”, 17”, 19", 21” 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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