Brompton P Line Urban - Midnight Black Metallic - Mid vs Gravity Liberty Race

Compare Specifications of Brompton P Line Urban - Midnight Black Metallic - Mid and Gravity Liberty Race

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Brompton P Line Urban - Midnight Black Metallic - Mid
Brompton P Line Urban - Midnight Black Metallic - Mid

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Gravity Liberty Race
Gravity Liberty Race

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Technical Specifications
Drivetrain Brompton 4 speed drivetrain, 163% range --
Frame Main Frame: Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints
Rear Frame: Superlight Advance rear frame made from Titanium with a replaceable hanger, redesigned suspension block and new 54mm roller wheels
Custom Formed TIG Welded 6061 Aluminum Front Triangle. Aluminum Rear Triangle with replaceable rear derailleur hanger and guard
Fork Superlight Titanium fork with a threaded headset GRAVITY CRMO ROAD FORK 1 INCH STEERER
Seatpost Brompton Standard Chromoly steel tube – gloss black. Suitable for maximum inside leg 33″/83cm --
Grip Superlight lock-on grips with precision ground lightweight foam adhered to ultrathin engineered core weighing just 42g per pair --
Crankset -- PROWHEEL 40/48T 152mm on 24in bikes, 42/52T 170mm on 26in bikes. ALLOY BLACK CRANK.
Pedals Brompton Folding left hand and non-folding right-hand pedals --
Chain Hollow pin Superlight Advance Chain --
Shifters Brompton 4 speed trigger shifter SHIMANO SL-A050 14-SPD
Gear 4-speed gear system --
Saddle Fizik Aliante R7 – a comfortable saddle with lightweight performance from its Composite Carbon Nylon shell --
Headset Brompton Superlight headset --
Derailleur Front -- SHIMANO FD-A050BM DOWN PULL Derailleur
Derailleur Rear Patent-pending direct mount 4 speed derailleur SHIMANO RD-A070D BLACK Derailleur
Chainrings 6061 forged aluminium crank with 50T chainring and integrated chainguard --
Sprocket 11-13-15-18 Tooth --
Bottom Bracket Square taper bottom bracket --
Tyres
Front Schwalbe ONE Black Tyre Kenda 26″ or 24″x1.25 BLACK Presta Valve
Rear Schwalbe ONE Black Tyre Kenda 26″ or 24″x1.25 BLACK Presta Valve
Wheel / RIM Front Wheel: Superlight front wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings and hex key axle
Rear Wheel: Superlight 4 speed rear wheel – Lightweight rim, double-butted spokes and aluminium hub body with sealed bearings, newly developed 4 speed freehub body and hex key axle
Alloy Double Wall Aluminum, Steel Spoke
Brakes
Front Dual Pivot Calipers Road Caliper Aluminum Alloy / Aluminum Alloy Bar/Drop Levers
Rear Dual Pivot Calipers Road Caliper Aluminum Alloy / Aluminum Alloy Bar/Drop Levers
Suspension
Front -- --
Rear -- --
Colors Available
Colors Midnight Black Metallic Black
Blue
Orange


Physical Specs
Length -- --
Weight 10.2 kg --
Overview
Features -- --
Additional Details Folded Size: 645mm (H) x 585mm (W) x 270mm (D) (25.3” x 23” x 10.6”)
Chain tensioner: Advance chain tensioner with replaceable hanger mounting
Front carrier: Front carrier block adaptor for all types of Brompton luggage (non-electric)
Mudguards: New curved profile with updated mudguard flaps
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Which one do you think is better? And why?
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