Seats Frog guide

United Airlines Boeing 787-9 (Version 1, 257 seats) vs WestJet Boeing 787-9 (320 seats)

United Airlines Boeing 787-9 (Version 1, 257 seats) has 257 seats and WestJet Boeing 787-9 (320 seats) has 320.

Cabins side by side

Cabin	Seats	Rows	Layout	Seat	Pitch	Width	Recline	Bed	Power	Wi-Fi
United Airlines · Version 1, 257 seatsUnited Polaris business class	48	1–12	1-2-1	Lie-flat bed	—	20.5 in	—	78 in	—	Yes
United Airlines · Version 1, 257 seatsUnited Premium Plus	21	20–22	2-3-2	Recliner	38 in	19 in	6 in	—	—	Yes
United Airlines · Version 1, 257 seatsUnited Economy	188	30–57	3-3-3	Recliner	31 in	17.3 in	3 in	—	—	Yes
WestJet · 320 seatsBusiness	16	1–4	1-2-1	Lie-flat bed	46 in	22 in	—	—	Every seat	Yes
WestJet · 320 seatsPremium	28	5–8	2-3-2	Recliner	38 in	19 in	7 in	—	Every seat	Yes
WestJet · 320 seatsExtended Comfort	54	9–14	3-3-3	Recliner	35 in	17 in	6 in	—	Every seat	Yes
WestJet · 320 seatsEconomy	222	15–40	3-3-3	Recliner	31 in	17 in	4 in	—	Every seat	Yes

257 seats: 42 good, 32 mixed, 14 to avoid

Rows 2–7 and 10–12, seats A and L (United Polaris business class): set back from the aisle, so it is more private
Rows 31–33, seats A, B, C, J, K and L (United Economy): united Economy Plus: about 34" of pitch, against 31" in Economy
Row 34, seats A, B and C (United Economy): united Economy Plus: about 34" of pitch, against 31" in Economy
Row 44, seats D, E and F (United Economy): united Economy Plus: about 34" of pitch, against 31" in Economy

Row 8, seats D and F (United Polaris business class): next to a galley, with light and noise during service
Row 35, seats A, B, C, D, E, F, J, K and L (United Economy): next to a lavatory, with queues, noise and flushing
Row 57, seats D, E and F (United Economy): next to a galley, with light and noise during service

320 seats: 17 good, 43 mixed, 18 to avoid

Rows 1–4, seats A and K (Business): window pod in Business with its own aisle access and no neighbour: the most private seat in the cabin.
Row 15, seats D, E and F (Economy): extended Comfort seat with 35 in of pitch, set among Preferred Economy rows.
Row 26, seats A, B, C, H, J and K (Economy): exit row on WestJet's list, facing a wall: extra legroom. You must be willing and able to help in an emergency, and bags go overhead for take-off and landing.

Row 24, seats A, B, C, H, J and K (Economy): backs onto lavatories: recline is likely limited and people queue beside you.
Row 24, seats D, E and F (Economy): westJet lists 3 in of recline here, against 4 in in the rest of Economy, with lavatories right behind.
Row 39, seats A, B, C, H, J and K (Economy): backs onto the rear lavatories, so recline is likely limited.
Row 40, seats D, E and F (Economy): last row, with the rear door area behind and lavatories either side, so recline is likely limited.