Opus Curve 16 vs Sun Brickell Tandem 7

Compare Specifications of Opus Curve 16 and Sun Brickell Tandem 7

Selected Bikes

Opus Curve 16
Opus Curve 16

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Sun Brickell Tandem 7
Sun Brickell Tandem 7

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Technical Specifications
Drivetrain -- K.M.C. 1/2" x 1/8", Silver (152 Links)
Frame Meta 10 steel 6061 Series Aluminum, TIG-Welded
Stem Opus Junior Alloy W/Micro Adj. Angle, 25.4 x 180mm Quill x 90mm Ext., Black
Stoker Stem: Alloy, Adjustable Reach (4-Bolt Face) Black
Handle Bar Opus Junior 40 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 Meta 10 steel 1-1/8'' High Tensile Steel, Curved Legs, Double Eyelets
Seatpost Opus Junior Alloy W/Integrated Clamp, 28.6 x 350mm, Black
Grip Opus Kraton Kraton Rubber-Gel, 130mm, 2-Tone Black & Grey
Crankset YL 1 piece --
Pedals Resin flat Slip Resistant Top, 9/16", Black
Chain Keensi C410 K.M.C. 1/2" x 3/32", Silver (130 Links)
Shifters -- Rear Shifter: Shimano Tourney 7-Speed Twist Shifter
Saddle Opus Junior Comfort Cruiser, Elastomer Suspension, Black
Headset Neco anti-spin Semi Integrated, Steel, 25.4 x 44 x 30mm, Black
Derailleur Rear -- Shimano RD-TX35 Tourney
Hub Front -- Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black
Hub Rear KT Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black
Spoke -- 12G Stainless Steel with Brass Nipples
Cassette 18 --
Chainrings 28 --
Bottom Bracket 9 Pc steel BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle: Square Taper (JIS), Bolt Type, 68 x 110mm
Stand -- Alloy, Center Mount, Black
Tyres
Front Innova HV-5104 16 x 2.125 Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Rear Innova HV-5104 16 x 2.125 Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Wheel / RIM Ace aluminum Rims: 26" x 36H x 12G, Alloy, Black
Front: 26" x 1.75 x 36H x 12G Alloy-Cruiser, Bolt-On
Rear: 26" x 1.75 x 36H x 12G Alloy-Cruiser (For Freewheel)
Brakes
Front HJ V-brake and coaster brake Alloy (Linear Pull) Black
Rear -- Alloy (Linear Pull) Black
Brake Lever HJ short reach Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors Dusk Blue
Raspberry
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Physical Specs
Length -- --
Weight 9 kg 22.6 kg
Overview
Features - Proven 16-inch geometry
- Opus Meta 10 steel frame and fork
- Single-speed drivetrain
- Equipped with a rear V-brake and rear coaster Brake
- Stem pad and youth saddle
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Additional Details Size: 16"
Adjustable / Removable training wheels
Chainguard / Stem protector
Captain Crank Left: 3-Piece Alloy, 170mm x 42T x 1/2" x 1/8", 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, Black (4-Bolt x 104mm BCD) W/Plastic Chain Cover
Pulley Adjuster:Eccentric BB Insert
Seat Clamp: Alloy, 34.9mm I.D., with Double Bolt, Black
Stoker Seat Clamp: Alloy, 34.9mm I.D., Black
Front Fender: Plastic W/Rubber Bump Guards, Silver
Rear Fender: Plastic W/Rubber Bump Guards, Silver
Fender Set: Plastic, F&R W/Rubber Bump Guards, Silver

Which one do you think is better? And why?
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