At a glance
The Elizabeth line is London's newest mainline railway — purpose-built, high-capacity, and stretching from Reading and Heathrow in the west to Shenfield and Abbey Wood in the east. The London Underground is the dense 11-line network most people picture when they think of the Tube.
For many central trips they overlap. Below is when each one wins.
Speed
Elizabeth line trains run at much higher line speeds and have fewer stops in the central section. A trip from Paddington to Liverpool Street takes roughly 10 minutes on the Elizabeth line versus around 20 minutes on the Circle or Hammersmith & City lines.
For airport trips, the Elizabeth line reaches Heathrow Terminals 2/3 in about 30 minutes from Tottenham Court Road — competitive with the Heathrow Express on price, faster than the Piccadilly line.
Comfort
- Elizabeth line carriages are walk-through, air-conditioned and step-free at every station.
- Tube stock varies: the Victoria, Jubilee and newer S-stock lines are comfortable; the deep-level Bakerloo and Piccadilly trains are cramped and hot in summer.
Reach
- The Tube wins for granular central coverage — Soho, Covent Garden, Mayfair and the South Bank are Tube territory.
- The Elizabeth line wins for east–west long-haul, airport access and reaching Canary Wharf from the west.
Fares
Both use the same TfL fare system. Pay-as-you-go with contactless or Oyster, daily and weekly caps apply across both. Elizabeth line fares to Heathrow are slightly higher than central Tube fares but far cheaper than the Heathrow Express.
When to pick which
- Pick the Elizabeth line for: airport runs, Paddington ⇄ City ⇄ Canary Wharf, long east–west trips, step-free travel with luggage.
- Pick the Underground for: short central hops, late-night travel on the Night Tube, getting to streets the Elizabeth line doesn't reach.
Bottom line
They are complementary, not competitors. Use the Elizabeth line as a fast spine and switch to the Underground for the last mile.