Opus Big City LRT vs Sun Biscayne Tandem 7

Compare Specifications of Opus Big City LRT and Sun Biscayne Tandem 7

Selected Bikes

Opus Big City LRT
Opus Big City LRT

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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 Meta 20 aluminum High Tensile Steel, TIG-Welded
Stem Promax 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 Alloy butted 12 mm rise 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 tapered 1-1/4 to 1-1/8 in 1-1/8" High Tensile Steel, Curved Legs, Double Eyelets
Seatpost Promax alloy 27.2 x 300 Alloy w/o Clamp, 25.6 x 350mm, Black
Grip Velo ERGO dual density Foam, Black
Crankset Prowheel --
Pedals FPD NW-247 Slip Resistant Top, 9/16", Black
Chain KMC-X9 Eco Protect K.M.C. 1/2" x 3/32", Black (130 Links)
Shifters Shimano Alivio 1x9 Shimano 7-Speed Revo Twist Shifter
Saddle Opus City Comfort Cruiser, Elastomer Suspension, Black
Headset FSA Orbit integrated sealed Steel, 25.4 x 34 x 30mm, Black
Derailleur Rear Shimano Acera Shimano RD-TX35 Tourney
Hub Front -- Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)
Hub Rear Joytech 5mm key release Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke -- 14G Stainless Steel with Brass Nipples
Cassette Shimano 11-36 --
Chainrings 38 --
Bottom Bracket Shimano sealed cartridge BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle:Bolt Type, 119mm
Stand -- Alloy, Center Mount, Black
Tyres
Front Kenda Kwick Seven.5 K-Shield 650 x 45 Beach Bum 26 x 2.125", Black Wall
Rear Kenda Kwick Seven.5 K-Shield 650 x 45 Beach Bum 26 x 2.125", Black Wall
Wheel / RIM Weinmann U28 650 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 HD-T275 hydraulic disc Alloy (Linear Pull) Black
Rear -- Alloy (Linear Pull) Black
Brake Lever Tektro Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors Zinc Graphite --


Physical Specs
Length -- --
Weight 12.4 kg 27.2 kg
Overview
Features - Progressive Geometry for efficient heads up riding
- Alloy frame and fork
- Shimano 1x9 drivetrain
- Big 650 x 45 mm tires eat up potholes
- Fenders, frame protector and anti rust chain
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Additional Details Sizes: XS-S-M-L-XL
Top tube protector
Anti rust chain
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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