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Singapore Airlines vs United Airlines Business Class Comparison

Singapore Airlines United Airlines
Rating 9/10 7/10
Seat type Lie-flat Suite Polaris lie-flat
Lie-flat Yes Yes
Seat width 28 inches 22 inches
Alliance Star Alliance Star Alliance
IATA SQ UA
Hubs Singapore Changi Airport (SIN) Newark (EWR), San Francisco (SFO), Chicago O'Hare (ORD), Houston (IAH)

Singapore Airlines — Pros & Cons

  • + Industry-leading seat width at 28 inches on newer suites
  • + Exceptional cabin crew service
  • + Book the Cook pre-order dining
  • Limited route network compared to Gulf carriers
  • Older 777 regional cabins are less competitive

United Airlines — Pros & Cons

  • + Polaris seats with excellent bedding
  • + Dedicated Polaris lounges at hubs
  • + Massive global route network
  • Inconsistent product across fleet
  • Older 767s lack direct aisle access

The verdict

Singapore Airlines takes the edge with a 9/10 rating compared to 7/10 for United Airlines. Singapore Airlines stands out with its Lie-flat Suite, while United Airlines offers Polaris lie-flat. Both airlines provide lie-flat business class seats, so the best choice depends on your route, schedule, and personal preferences.

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