Mondraker Summum vs Sun Biscayne Tandem 7

Compare Specifications of Mondraker Summum and Sun Biscayne Tandem 7

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Mondraker Summum
Mondraker Summum

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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 -- High Tensile Steel, TIG-Welded
Stem -- 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 -- 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 Rockshox Boxxer Select RC 29, 200mm, DebonAir, 1-1 / 8 ”steerer tube, Boost 20x110mm axle, 56mm offset. Settings: low-speed compression, rebound, air preload 1-1/8" High Tensile Steel, Curved Legs, Double Eyelets
Seatpost -- Alloy w/o Clamp, 25.6 x 350mm, Black
Grip -- Foam, Black
Pedals -- Slip Resistant Top, 9/16", Black
Chain SRAM PC-951, 9v K.M.C. 1/2" x 3/32", Black (130 Links)
Shifters -- Shimano 7-Speed Revo Twist Shifter
Saddle SDG I-Fly 2.0 I-Beam, high-density PU foam, Cordura sidewalls Comfort Cruiser, Elastomer Suspension, Black
Headset -- Steel, 25.4 x 34 x 30mm, Black
Derailleur Rear SRAM X7, 9s, short cage, X-ACTUATION 1: 1 Shimano RD-TX35 Tourney
Hub Front MDK DA4352B, 12x157mm, Sealed Bearings, IS 6 Bolt Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel)
Hub Rear MDK DA4371B-M20, Boost 20x110mm, IS 6 bolts Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black
Spoke 36T 14G Stainless Steel with Brass Nipples
Bottom Bracket Race Face BSA, 83mm BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle:Bolt Type, 119mm
Stand -- Alloy, Center Mount, Black
Tyres
Front Michelin DH34 29x2.4, tubeless ready, Magi-X DH compound, DH Shield reinforced shell, with rigid bead Beach Bum 26 x 2.125", Black Wall
Rear Michelin DH34 29x2.4, tubeless ready, Magi-X DH compound, DH Shield reinforced shell, with rigid bead Beach Bum 26 x 2.125", Black Wall
Wheel / RIM -- 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 SRAM Code R, 4-piston oversized caliper, 6-bolt IS one-piece 200mm Centerline rotor, sintered pads Alloy (Linear Pull) Black
Rear SRAM Code R, 4-piston oversized caliper, 6-bolt IS one-piece 203mm Centerline rotor, sintered pads Alloy (Linear Pull) Black
Brake Lever SRAM Code R, tool-free reach adjustment Alloy (Linear Pull) Black / Silver
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- --


Physical Specs
Length -- --
Weight -- 27.2 kg
Overview
Features -- --
Additional Details Derailleur hanger : Mondraker M068
Pinions : SRAM PG-950, 11-26T, 9s
Controls - change buttons : SRAM trigger X5, 9v, X-ACTUATION 1: 1
Chain guide : E.13 Vario Compact Adjustable Upper Slider, Alloy Mount for ISCG 05, DMB, Lower Slider compatible with 34-36t
Connecting rods : Race Face Chester, alloy, 165mm
Shank : SDG Micro I-Beam SP-751 Alloy, diameter 31.6mm, length 300mm, micro-adjustable
Power : ONOFF Krypton DH CNC FG integrated, 25-30mm adjustable, for 31.8mm handlebar, 6061, 2x6mm spacer
Cuffs : ONOFF Diamond, 1 lock-on, 135mm
Shock absorber : Fox Van RC Performance, 225x70mm. Settings: low compression, low rebound, spring preload. Trunnion upper anchor, 30x8mm lower bushings.
Sizes : S / M / L / XL 29 "and MX
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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