Bergamont Grandurance RD 7 vs Sun Biscayne Tandem CB

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• Bergamont Grandurance RD 7 vs Sun Biscayne Tandem CB

Compare Specifications of Bergamont Grandurance RD 7 and Sun Biscayne Tandem CB

Selected Bikes

Bergamont Grandurance RD 7 Brand: -- Select Brand -- Model: -- Select Model --

Sun Biscayne Tandem CB Brand: -- Select Brand -- / Model: -- Select Model --

Brand: -- Select Brand -- Model: -- Select Model --

Brand: -- Select Brand -- Model: -- Select Model --

Technical Specifications

Frame	28", ultra lite AL-6061 tubing Size : 49/53/55/57/61 cm	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 Alloy, 12x100 mm axle, fender mount	--
Seats	Syncros Tofino 2.5	--
Seatpost	Syncros 2.5	--
Grip	BGM Race Grip-Tape, antislip	Foam, Black
Crankset	Shimano 105, FC-R7000, 50/34t	--
Pedals	--	Slip Resistant Top, 9/16", Black
Chain	KMC X11	K.M.C. 1/2" x 1/8", Black (130 Links)
Shifters	Shimano 105, ST-R7020, 2x11-speed road STI-shifter	--
Saddle	--	Comfort Cruiser, Elastomer Suspension, Black
Headset	BGM F13-C, A-Headset, semi-integrated, tapered	Steel, 25.4 x 34 x 30mm, Black
Derailleur Front	Shimano 105, FD-R7000	--
Derailleur Rear	Shimano 105, RD-R7000, Shadow	--
Hub Front	BGM Allroad, centerlock, disc, 12x142 mm axle	Shimano CB-E110 Coaster Brake, 36H x 14G, Black
Hub Rear	Shimano dynamo hub, DH-UR705, centerlock, disc, 12x100 mm axle	Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke	Stainless, black	14G Stainless Steel with Brass Nipples
Cassette	Shimano CS-HG700, 11-34t	--
Sprocket	--	19T x 1/2'' x 1/8''
Stand	--	Alloy, Center Mount, Black
Headlamp	Herrmans H-Black MR8, 180 lumen, standlight	--
Taillamp	Herrmans H-Trace Mini, LED, standlight	--

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 : Shining DB-T260, disc	Rims: 26" x 36H x 14G, Red

Brakes

Front	Shimano 105, BR-R7070, hydraulic disc brake, SM-RT64 rotor: 160/160 mm	Alloy (Linear Pull) Black
Rear	Shimano 105, BR-R7070, hydraulic disc brake, SM-RT64 rotor: 160/160 mm	Shimano CB-E110 Internal Coaster Brake, Black
Brake Lever	Shimano 105, ST-R7020	Alloy (Linear Pull) Black / Silver

Suspension

Front	--	--
Rear	--	--

Colors Available

Colors

Black/gold/silver (shiny/matt)

Metallic Red

Physical Specs

Length	--	--
Weight	12 kg	27.2 kg

Overview

Features	- Thru-axle standard for a safe ride and easy handling - Proven Shimano 105 components - 35 mm Schwalbe G-One all-round tires with low rolling resistance tread and strong grip - Form fitting carrier and fender combination - LED lighting system with standlight function for added safety	--
Additional Details	BB Set : Shimano BB-RS500, BSA Fender: BGM Allroad fender, 40 mm Carrier: Racktime / BGM Allroad carrier, SnapIt Max weight : 115 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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