Co-Motion Kalapuya vs Sun Brickell Tandem 7

Compare Specifications of Co-Motion Kalapuya and Sun Brickell Tandem 7

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Co-Motion Kalapuya
Co-Motion Kalapuya

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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 ACMUltra7 7005-series zonally butted tandem tubing 6061 Series Aluminum, TIG-Welded
Stem FSA SL-K and Co-Motion adj. stoker stem 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 -- 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 Co-Motion Boost TA tapered carbon fork 1-1/8'' High Tensile Steel, Curved Legs, Double Eyelets
Seatpost -- Alloy W/Integrated Clamp, 28.6 x 350mm, Black
Grip -- Kraton Rubber-Gel, 130mm, 2-Tone Black & Grey
Pedals -- Slip Resistant Top, 9/16", Black
Chain -- K.M.C. 1/2" x 3/32", Silver (130 Links)
Shifters Shimano Ultegra R8000 2x11-speed Rear Shifter: Shimano Tourney 7-Speed Twist Shifter
Saddle Co-Motion 31.6 mm / Selle Italia Nekkar & Lady Flow Comfort Cruiser, Elastomer Suspension, Black
Headset Cane Creek 110 Tapered Semi Integrated, Steel, 25.4 x 44 x 30mm, Black
Derailleur Front Shimano Ultegra R8000 2x11-speed --
Derailleur Rear Shimano Ultegra R8000 2x11-speed Shimano RD-TX35 Tourney
Hub Front -- Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black
Hub Rear -- Alloy, 36H x 12G x 3/8" Bolt-On Axle, Black
Spoke -- 12G Stainless Steel with Brass Nipples
Cassette Sunrace 11-40t cassette --
Bottom Bracket -- BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle: Square Taper (JIS), Bolt Type, 68 x 110mm
Stand -- Alloy, Center Mount, Black
Tyres
Front WTB Riddler 700 x 45 mm Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Rear WTB Riddler 700 x 45 mm Kenda Komfort 26 x 1.95", Black Wall,26" x 1.90-2.35'', Schrader Valve
Wheel / RIM White Industries CLD/ Sapim/ Astral Outback Boost thru-axle wheels 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 TRP Spyre w/ 203 mm disc rotors Alloy (Linear Pull) Black
Rear TRP Spyre w/ 203 mm disc rotors Alloy (Linear Pull) Black
Brake Lever -- Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- --


Physical Specs
Length -- --
Weight -- 22.6 kg
Overview
Features - Modern derailleur drive trains are lightweight, smooth operating and very efficient
- Ultegra R8000 is the newest iteration of Shimano's most popular road component group
- Compact 50/34t cranks and wide cassette offers a generous gear range
- Shimano Ultegra R8000 kit offers a 23.7" low, 126.6" high gear
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Additional Details Drivetrain : Co-Motion Compact Tandem Cranks 50-34t / Gates Timing Belt / Sunrace 11-40t cassette
Cockpit : FSA Omega compact and Co-Motion stoker bar
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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