What's the meaning of the name of Sony 2015 TV?

The Sony's TVs uses a nomenclature with a code of numbers and letters to name their models. What name means in 2015 Sony TVs?
We try to explain in what numbers to look out for understanding what features have a TV by name. Also recommend reviewing our opinions about all 2015 Sony TV models.

1.-Sony TVs begin with three letters, XBR or KDL, wich refers to the resolution.

• KDL: Prefix Sony FullHD
• XBR: Prefix Sony UHD (4K)

2- The next number indicates the screen size in inches: 32, 43, 49, 55, 65, ...
3-The following letter can be X / S / W / R:

• X: The 4K models flat screen TV with SmartTV
• S: The 4K models curved screen with SmartTV
• W: Models FullHD flat screen TV and SmartTV
• R: flat screen FullHD / HDReady without SmartTV

4- The higher numbers indicating that the category TV model is superior, more Hz, new technologies contrast, more extras, ...
5-And last but not least, Sony TVs include a letter C / B / A

• C: Model 2015
• B: Model 2014
• A: Model 2013

Example: What does the nomenclature of the 2015 Sony TV?

• Sony XBR-65X9305C: 4K
• Sony XBR-65X9305C: 65 inches
• Sony XBR-65X9305C: flat UHD
• Sony XBR-65X9305C: high-end model
• Sony XBR-65X9305C: 2015

• Sony KDL-43W755C: FullHD resolution
• Sony KDL-43W755C; 43 inches
• Sony KDL-43W755C: Flat screen with SmartTV
• Sony KDL-43W755C: mid-range model
• Sony KDL-43W755C: Year 2015

We also recommend reading our post: What means the technical data of the TV?, where you will find meaning 4K, HEVC, Smart, ...