Information

Brompton P Line — Customer Information

Brompton P Line

Wheel Size

• Uses 16″ wheels (standard Brompton folding size)

Frame / Materials

• Combination of titanium (rear triangle + fork) and steel (main frame) — very low weight without sacrificing strength
• P Line is ~20% lighter than an equivalent all-steel model

Motor / Battery / Electric Assist

• Uses Brompton e-Motiq system.
• Motor: 250W in the rear wheel (torque-sensing).
• Battery: 300Wh, removable, LED readout.
• Assist Modes: 3 levels (for varying assistance + energy use).
• Range: 20–45 miles per charge (~30–70 km) according to 12-speed spec sheet.

Folded Size

• Approx. 25.3″ (H) × 23″ (W) × 10.6″ (D)
• Has dual-locking seatpost → lock seatpost mid-way so you can steer when folded (“SuperRoll+” style).
• Advance Roller Wheels: larger, lighter wheels for easier rolling when folded.

Handlebar Sizes / Rider Fit

M Handlebar — “Mid” (Most Popular)

• Riding Position: Upright + comfortable
• Best For: Daily commuting, mixed city riding
• Recommended Rider Height: 165–180 cm

H Handlebar — “High” (Tall / Most Upright)

• Riding Position: Very upright
• Best For: Tall riders or anyone with back/neck sensitivity
• Recommended Rider Height: 175–190+ cm

Seatpost Options

1. Standard Seatpost
   • Rider Height: Up to 175 cm
   • Lightest option
   • Most compact fold (seatpost does not protrude)
   • Good for travel & smaller riders
2. Extended Seatpost (+60 mm)
   • Rider Height: 175–185 cm
   • Allows full leg extension for taller riders
   • Slightly taller when folded
   • Balanced performance & portability
3. Telescopic Seatpost
   • Rider Height: 185–205 cm
   • Best for very tall riders
   • Compresses low for compact folding
   • Heavier but widest adjustment range

Gearing Systems

4-Speed

• Standard P Line version (~163% range)
• Good for city commuting and moderate hills

Accessories / Included Features

• Mudguards / Fenders: Included as standard
• Luggage Compatibility: Uses Brompton’s front carrier block system, so you can mount Brompton front bags.
• Lighting: AVY Integrated lighting system powered by main battery.
• Pedals: Some models include quick-release or folding pedals
• Roller Rack: Included on some models (or variant) → helps roll folded bike easily.

Weight

• From 15.6 kg (with battery) for e-Motiq 4-speed version.

Use Case / Strengths

• Optimized for performance + portability — ultralight build makes it easy to carry, bike up stairs, or take on transit
• Great for city commuting and capable of longer rides with 12-speed
• Titanium rear frame + fork absorb road vibration for a smoother ride

This Brompton bike is a custom-build product.
To complete your purchase, please contact our team via live chat, email, or phone so we can configure the bike to your exact needs. Custom assembly typically takes 4–7 weeks.
We may also have pre-assembled models in stock for you to view or test ride—please get in touch to check availability.