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Fleet breakdown

Thai Airways A350-900 Business Class

CabinScore has measured 4 physically different business-class cabins that Thai Airways flies on the A350-900 — rated 9.0, 8.8, 8.4 and 6.4 out of 10 — and booking sites sell every one of them as the same “Business” fare. Your route decides which one you board.

The Versions, Ranked4 versions · 5 tracked routes

01

Royal Silk Class (Super Diamond)

58.4cm wide · 186.69cm bed · direct aisle access

9.0Exceptional
Thai Airways Royal Silk Class (Super Diamond) cabin on the A350-900

Thai Airways' Super Diamond A350-900 Royal Silk cabin has lie-flat seats angled away from the aisle. Every passenger has direct aisle access, with individual shells providing separation without closing doors.

Spot it

  • 33 reverse-herringbone Super Diamond seats in 1-2-1
  • Angled seat shells with a console beside each seat
  • No closing suite doors
58cmWidth
187cmBed
Seat Dimensions8.9
Cabin Density8.8
Privacy7.5
Direct Aisle AccessYes
Where it flies3 routes
BKK → MUCBangkok – Munich22%BKK → SYDBangkok – Sydney22%BKK → SINBangkok – Singapore6%
02

Royal Silk Class (33-seat staggered)

53.3cm wide · 193cm bed · direct aisle access

8.8Elevated
Thai Airways Royal Silk Class (33-seat staggered) cabin on the A350-900

Thai Airways' alternative staggered A350-900 Royal Silk cabin has lie-flat seats with direct aisle access throughout. Individual shells and privacy partitions provide separation without closing doors.

Spot it

  • 33 staggered seats in 1-2-1
  • Forward-facing shells; seats alternate relative to the aisle
  • No closing doors
53cmWidth
193cmBed
Seat Dimensions8.7
Cabin Density8.8
Privacy7.5
Direct Aisle AccessYes
Where it flies2 routes
BKK → MUCBangkok – Munich17%BKK → SYDBangkok – Sydney17%
03

Royal Silk Class (32-seat staggered)

50.8cm wide · 198cm bed · direct aisle access

8.4Elevated
Thai Airways Royal Silk Class (32-seat staggered) cabin on the A350-900

Thai Airways' original A350-900 Royal Silk cabin has lie-flat seats in a staggered arrangement. Every passenger has direct aisle access, with privacy provided by individual shells rather than closing doors.

Spot it

  • 32 staggered seats in 1-2-1
  • Seats alternate between positions nearer the aisle or window
  • Doorless seat shells with direct aisle access
51cmWidth
198cmBed
Seat Dimensions8.6
Cabin Density8.8
Privacy7.5
Product Age10 years old
Direct Aisle AccessYes
Where it flies5 routes
BKK → MUCBangkok – Munich52%BKK → SYDBangkok – Sydney52%BKK → SINBangkok – Singapore14%BKK → KULBangkok – Kuala Lumpur8%BKK → TYOBangkok – Tokyo6%
04

Royal Silk Class (Jamco Journey)

56.1cm wide · 188cm bed · no direct aisle access

6.4Lacking
Thai Airways Royal Silk Class (Jamco Journey) cabin on the A350-900

Thai Airways' Journey version of A350-900 Royal Silk has lie-flat seats in aligned pairs. Window passengers must pass their neighbor to reach the aisle, unlike the individual-access layouts on other Thai A350s.

Spot it

  • 30 Jamco Journey flat-bed seats in 2-2-2
  • Straight paired seating with a window seat beside each outer aisle seat
  • Privacy dividers without suite doors
56cmWidth
188cmBed
Seat Dimensions8.8
Cabin Density5.8
Privacy5.0
Direct Aisle AccessNo
Where it flies2 routes
BKK → MUCBangkok – Munich9%BKK → SYDBangkok – Sydney9%

Route shares are the share of Thai Airways's observed flying on a tracked route that is this cabin, resolved from flight history to individual registrations. They describe the routes we track, not Thai Airways's whole A350-900 fleet — a version we haven't measured would not appear here at all.

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