Bergamont Grandurance Elite vs Sun Biscayne Tandem CB

Compare Specifications of Bergamont Grandurance Elite and Sun Biscayne Tandem CB

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Bergamont Grandurance Elite
Bergamont Grandurance Elite

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Sun Biscayne Tandem CB
Sun Biscayne Tandem CB

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Technical Specifications
Frame 28", ultra lite HSC Carbon
Size : 49/53/55/57/61cm
High Tensile Steel, TIG-Welded
Stem Syncros RR2.5, +/- 6° Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Handle Bar Syncros Creston 2.0, flare: 10° Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black
Fork Grandurance Carbon, Carbon steerer, 12x100 mm axle, fender mount --
Seats Syncros Tofino 2.5 --
Seatpost Syncros 2.5 --
Grip BGM Race Grip-Tape, antislip Foam, Black
Crankset Shimano GRX, FC-RX600, 40t --
Pedals -- Slip Resistant Top, 9/16", Black
Chain KMC X11 K.M.C. 1/2" x 1/8", Black (130 Links)
Shifters Shimano GRX, ST-RX600, 1x11-speed, road STI-shifter --
Saddle -- Comfort Cruiser, Elastomer Suspension, Black
Headset BGM PT1860-476, A-Headset, integrated, tapered Steel, 25.4 x 34 x 30mm, Black
Derailleur Front Shimano GRX, ST-RX600, 1x11-speed, road STI-shifter --
Derailleur Rear Shimano GRX, RD-RX812, Shadow Plus --
Hub Front BGM Allroad, centerlock, disc, 12x142 mm axle Shimano CB-E110 Coaster Brake, 36H x 14G, Black
Hub Rear BGM Allroad, centerlock, disc, 12x100 mm axle Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke Double butted, stainless, black 14G Stainless Steel with Brass Nipples
Cassette Shimano SLX, CS-M7000, 11-42t --
Sprocket -- 19T x 1/2'' x 1/8''
Stand -- Alloy, Center Mount, Black
Tyres
Front Schwalbe G-One Allround, folding, Raceguard, 35-622
Tubes: Schwalbe SV17A Light
Beach Bum 26 x 2.125", Black Wall
Rear Schwalbe G-One Allround, folding, Raceguard, 35-622
Tubes: Schwalbe SV17A Light
Beach Bum 26 x 2.125", Black Wall
Wheel / RIM Rims : Syncros Capital 2.0, disc Rims: 26" x 36H x 14G, Red
Brakes
Front Shimano GRX, BR-RX400, hydraulic disc brake, SM-RT64 rotor: 160/160 mm Alloy (Linear Pull) Black
Rear Shimano GRX, BR-RX400, hydraulic disc brake, SM-RT64 rotor: 160/160 mm Shimano CB-E110 Internal Coaster Brake, Black
Brake Lever Shimano GRX, ST-RX600 / BL-RX600 Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors Chameleon gold-green/black (shiny/matt) Metallic Red


Physical Specs
Length -- --
Weight 9.2 kg 27.2 kg
Overview
Features - Ultra Lite High Strength Carbon (HSC) frame with integrated mounting points for fenders
- Exclusive chameleon paint job with colour flop
- Grandurance full carbon fork with Mini Mudguard
- Shimano GRX components, specially developed for gravel riding
- Syncros Creston drop bar with 10° flare
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Additional Details BB-Set : Shimano BB-RS500, press-fit
Max weight : 110 kg
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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