Sun Biscayne Tandem 7 vs Tern Verge Duo

Compare Specifications of Sun Biscayne Tandem 7 and Tern Verge Duo

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Sun Biscayne Tandem 7
Sun Biscayne Tandem 7

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Tern Verge Duo
Tern Verge Duo

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Model:

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Technical Specifications
Drivetrain K.M.C. 1/2" x 1/8", Black (152 Links) --
Frame High Tensile Steel, TIG-Welded Verge, hydroformed 7005-AL, patented OCL Joint and DoubleTruss technology
Stem Alloy, 25.4 x 180mm Quill x 80mm Ext. x 25.4 Clamp, Black
Stoker Stem:Alloy, Adjustable Reach (4-Bolt Face) Black
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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
Kinetix Comp, double-butted 6061-AL
Fork 1-1/8" High Tensile Steel, Curved Legs, Double Eyelets Aero, aluminum, 6061-AL
Seatpost Alloy w/o Clamp, 25.6 x 350mm, Black BioLogic PostPump 2.0, forged clamp
Grip Foam, Black BioLogic Arx w/ T-Tool
Crankset -- Kinetix Supra, forged 6061 cranks, CNC chainring, CNC chainguard
Pedals Slip Resistant Top, 9/16", Black Folding, alloy body
Chain K.M.C. 1/2" x 3/32", Black (130 Links) RustBlock, GST coated, 3/32"
Shifters Shimano 7-Speed Revo Twist Shifter --
Saddle Comfort Cruiser, Elastomer Suspension, Black BioLogic Impel
Headset Steel, 25.4 x 34 x 30mm, Black Flux, cartridge bearings, Tri-seal technology
Derailleur Rear Shimano RD-TX35 Tourney --
Hub Front Alloy, 36H x 14G with 3/8" Bolt-On Axle, Black (For Freewheel) Kinetix Neutron, cartridge bearings, QR
Hub Rear Alloy, 36H x 14G x 3/8" Bolt-On Axle, Black SRAM Automatix, 2 spd.
Spoke 14G Stainless Steel with Brass Nipples Stainless steel, brass nipples
Cassette -- SRAM for hub gear
Bottom Bracket BC1.37'' x 24TPI, Steel, Caged Bearings
Spindle:Bolt Type, 119mm
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Stand Alloy, Center Mount, Black --
Taillamp -- BioLogic TailLight
Tyres
Front Beach Bum 26 x 2.125", Black Wall Schwalbe Marathon Supreme, 42-406, RaceGuard puncture protection, Reflex
Rear Beach Bum 26 x 2.125", Black Wall Schwalbe Marathon Supreme, 42-406, RaceGuard puncture protection, Reflex
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)
Size : 20" wheels
Rims : Kinetix Comp, doublewall, powder finish
Brakes
Front Alloy (Linear Pull) Black Kinetix SpeedStop V-brakes, Ashima noodle, stainless hardware (option)
Rear Alloy (Linear Pull) Black SRAM coaster hub
Brake Lever Alloy (Linear Pull) Black / Silver V, generic (option)
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Black/Dark Gray
Black/Pink


Physical Specs
Length -- --
Weight 27.2 kg 11.3 kg
Overview
Features -- - Adjustable VRO handlebar stem to fine tune your ride position
- BioLogic Arx™ grips with a hidden multi-tool
- BioLogic PostPump™ for on-the-road maintenance and repairs
- FreeDrive™ chain cover protects your clothes from grease and dirt
- Folds compactly in 10 seconds for storage and transport
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
FOLDING SIZE : 36 x 79 x 72 cm
FOLDING TIME : 10 sec
FRAME SIZES : One size
GEAR INCHES : 48" - 68"
DISTANCE: SEATPOST TO HANDLEBAR : Min: 580 mm Max: 640 mm
DISTANCE: SADDLE TO PEDAL : Min: 710 mm Max: 960 mm
SUGGESTED RIDER HEIGHT : 142 - 190 cm
MAX LOAD WEIGHT : 110 kg
HANDLEPOST : Physis QR, 2D forged aluminum, 4 patented technologies
SEATPOST CLAMP : Syntace, stainless bushing
BRAKE CABLE & HOUSING : LiveWire 7.0, anti-compression housing, slick cables, DuPont L3 lubricant, alloy ferrules (option)
BOTTOM BRACKE T: Cartridge, sealed bearings
Accessories -- CHAINGUARD : BioLogic FreeDrive
KICKSTAND : Premium single, aluminum
CLIP SYSTEM : Magnetix 2.0
LUGGAGE SOCKET: Yes
FENDERS : SKS, stainless hardware

Which one do you think is better? And why?
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