The WestJet Boeing 787-9 Dreamliner is configured 16J 28W 276M and features the Collins Aerospace Super Diamond seat in Business Class.

Diagram updated 15 Aug 2022
Business Class
Sixteen Collins Aerospace Super Diamond seats arranged in a reverse-herringbone pattern. Each seat has direct access to the aisle and featured a retractable bi-folding table, and secure stowage for small personal items
The seats are 21" wide (measured between armrests) and convert to a 6'-7" flat bed
18.5" HD touchscreen display
Universal AC and two USB-A sockets
Premium Economy
Twenty-eight Collins Aerospace MiQ seats arranged in a 2-3-2 configuration
Seat width: 18.7"
Recline: 6"
Row pitch: 38"
13.3" HD touchscreen display (front row seats have an 11.6" in-arm screen)
Universal AC and USB-A sockets
Economy
276 Recaro CL3710 slimline seats arranged in a 3-3-3 configuration
Seat width: 17.3"
Recline: 6"
Row pitch: 31"
11.6" HD touchscreen display
Universal AC and USB-A sockets
In-flight entertainment
Panasonic eX3 system delivering audio visual content gate to gate
Connectivity
Panasonic eXConnect Ku-band satellite wifi