Sun Biscayne Tandem CB vs Trek Loft 7i Step-Thru

Compare Specifications of Sun Biscayne Tandem CB and Trek Loft 7i Step-Thru

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Sun Biscayne Tandem CB
Sun Biscayne Tandem CB

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Trek Loft 7i Step-Thru
Trek Loft 7i Step-Thru

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Technical Specifications
Load Carrying Capacity -- Combined weight of bicycle, rider, and cargo of 300 pounds (136 kg)
Frame High Tensile Steel, TIG-Welded 6061-T6 aluminum w/ patented Flat Foot Technology
Stem Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black Steel 25.4 mm quill
Handle Bar Steel, 28.4" Wide x 7.3" Rise x 25.4 Clamp, Black Alloy custom bend 30 mm rise
Fork -- High-tensile steel unicrown, straight/tapered leg
Seatpost -- Alloy micro-adjust 27.2 mm x 300 mm
Grip Foam, Black Hand-stitched leatherette
Crankset -- Forged alloy, 170 mm w/44T, alloy chainguard
Pedals Slip Resistant Top, 9/16", Black Alloy platform w/non-slip rubber tread
Chain K.M.C. 1/2" x 1/8", Black (130 Links) KMC Z7 nickel plated
Shifters -- Shimano Revo 7-speed twist shifter
Saddle Comfort Cruiser, Elastomer Suspension, Black Retro leatherette dual spring
Headset Steel, 25.4 x 34 x 30mm, Black 1" steel threaded
Hub Front Shimano CB-E110 Coaster Brake, 36H x 14G, Black Shimano Nexus 7-speed internal F/W 32h
Hub Rear Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black Alloy 32h, nutted
Spoke 14G Stainless Steel with Brass Nipples --
Cassette -- 20T
Sprocket 19T x 1/2'' x 1/8'' --
Bottom Bracket -- Sealed cartridge 68 mm/116 mm
Stand Alloy, Center Mount, Black --
Tyres
Front Beach Bum 26 x 2.125", Black Wall 700 x 35c City tread
Rear Beach Bum 26 x 2.125", Black Wall 700 x 35c City tread
Wheel / RIM Rims: 26" x 36H x 14G, Red Double-wall alloy, 700c x 32h
Brakes
Front Alloy (Linear Pull) Black Alloy dual pivot caliper
Rear Shimano CB-E110 Internal Coaster Brake, Black Alloy dual pivot caliper
Brake Lever Alloy (Linear Pull) Black / Silver --
Suspension
Front -- --
Rear -- --
Colors Available
Colors Metallic Red Green Tea
Blizzard Blue
Matte Hazel


Physical Specs
Length -- --
Weight 27.2 kg 14.74 kg
Overview
Features -- - Flat Foot Technology
- Internal Gear System
Additional Details 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
Painted fenders
Loft alloy rear rack
Ring lock mounts
Dual water bottle/accessory mounts
Alloy kickstand
Stainless steel and anti-rust hardware

Which one do you think is better? And why?
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