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Seats Frog guide

China Southern Airlines Boeing 737-800 (73S, 178 seats) vs United Airlines Boeing 737-800 (Version 1, 166 seats)

China Southern Airlines Boeing 737-800 (73S, 178 seats) has 178 seats and United Airlines Boeing 737-800 (Version 1, 166 seats) has 166. Only the second has First. Only the first has Business. Only the first has Premium Economy.

Cabins side by side

CabinSeatsRowsLayoutSeatPitchWidthReclineWi-Fi
China Southern Airlines · 73S, 178 seatsBusiness Class
41–12-2Lie-flat bed61 in21 in——
China Southern Airlines · 73S, 178 seatsPremium Economy
2431–343-3Recliner33 in17.3 in——
China Southern Airlines · 73S, 178 seatsEconomy Class
15035–593-3Recliner30 in17.3 in——
United Airlines · Version 1, 166 seatsUnited First
161–42-2Recliner37 in20.5 in5 inYes
United Airlines · Version 1, 166 seatsUnited Economy
1507–383-3Recliner30 in17.3 in2 inYes

China Southern Airlines Boeing 737-800 (73S, 178 seats)

178 seats: 12 good, 16 mixed, 6 to avoid

Best seats

  • Rows 42–43, seats A, B, C, H, J and K (Economy Class): exit row with extra legroom

Seats to avoid

  • Row 59, seats A, B, C, H, J and K (Economy Class): next to a lavatory, with queues, noise and flushing

Full seat map

United Airlines Boeing 737-800 (Version 1, 166 seats)

166 seats: 36 good, 16 mixed, 16 to avoid

Best seats

  • Rows 8, 10–12 and 14, seats A, B, C, D, E and F (United Economy): united Economy Plus: about 34" of pitch, against 30" in Economy
  • Row 21, seats A, B, C, D, E and F (United Economy): exit row with extra legroom

Seats to avoid

  • Row 4, seats A, B, E and F (United First): united lists 3 inches of recline at row 4.
  • Row 15, seats A, B, C, D, E and F (United Economy): united lists zero recline at rows 15, 20 and 38.
  • Row 38, seats A, B, C, D, E and F (United Economy): next to a lavatory, with queues, noise and flushing

Full seat map