Author Ultrasonic 27.5 2021-22 vs Tern Verge D9

Compare Specifications of Author Ultrasonic 27.5 2021-22 and Tern Verge D9

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Author Ultrasonic 27.5 2021-22
Author Ultrasonic 27.5 2021-22

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Tern Verge D9
Tern Verge D9

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Model:

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Model:

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Technical Specifications
Speed 11 --
Frame Triple butted hydroformed alloy 6061 27.5" Tern Verge, hydroformed aluminum, 3 patented technologies
Stem AUTHOR alloy Syntace VRO, adjustable, Built for Tern
Handle Bar AUTHOR Flat Top bar 9° 620 / 640 mm Flat bar, 6061-Al
Fork Front : RST F1RST 27.5 air, lock out (80 mm) Integrated, hi-tensile steel
Seatpost AUTHOR alloy (31.6) SuperOversize, 6061-Al, micro-adjust clamp
Grip AUTHOR kratton rubber Velo ergonomic, lock-on
Crankset -- Opt: RP Chromeplastic, stainless hardware
Pedals Alloy 11-36T, 9 spd
Chain KMC X11 Cartridge, sealed bearings
Shifters SHIMANO SLX (11) Shimano, trigger, 1 x 9 spd
Saddle AUTHOR Champion Author Navigator Tern Porter, patented GripPad design
Headset -- Flux, cartridge bearings, Physis integrated
Derailleur Rear SHIMANO SLX --
Hub Front AUTHOR Xenon 32 holes Mini, aluminum, QR
Hub Rear -- Formula, 9 spd cassette
Spoke Black stainless steel 2.0 mm Stainless steel
Cassette -- Shimano Acera Shadow
Bottom Bracket PROWHEL BB unit --
Tyres
Front CST B-Trail aramid 27.5" × 2.25" CST, 37-451, light skinwall, 60 tpi
Rear CST B-Trail aramid 27.5" × 2.25" CST, 37-451, light skinwall, 60 tpi
Wheel / RIM Rims :AUTHOR Xenon TRC 27.5 32 holes Rims : Doublewall aluminum
Brakes
Front TEKTRO Gemini disc hydraulic (6" rotors) V, aluminum, linear spring
Rear TEKTRO Gemini disc hydraulic (6" rotors) V, aluminum, linear spring
Brake Lever TEKTRO Gemini WS V, aluminum bracket/lever
Suspension
Front -- --
Rear -- --
Colors Available
Colors -- Silver/Gunmetal Blue


Physical Specs
Length -- --
Weight 12 kg 12 kg
Overview
Features -- --
Additional Details SIZE :14", 16"
HEAD PARTS: AUTHOR Integrated 1.5" tapered
CHAIN WHEEL : PROWHEEL 32 teeth 165 / 170 mm cranks
FOLDING SIZE : 44 x 80 x 74 cm (17.3" x 31.5" x 29.1")
FOLDING TIME : 10 seconds
FRAME SIZES : One size
GEAR INCHES : 30" - 97" (2.36 - 7.72 m)
DISTANCE: SEATPOST TO HANDLEBAR : Min. 620 mm (24.4"); Max: 670 mm (26.4")
DISTANCE: SADDLE TO PEDAL : Min: 700 mm (27.6"); Max: 960 mm (37.8")
SUGGESTED RIDER HEIGHT : 142 - 190 cm (4'8" - 6'3")
MAX LOAD WEIGHT : 105 kg (230 lb)
BRAKE CABLE & HOUSING : Anti-compression housing, slick cables
SEATPOST CLAMP : SuperOversize, 6061-Al

Which one do you think is better? And why?
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