What does سيارة إطفاء look like on HTC?

On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.

When did HTC add سيارة إطفاء?

HTC first drew سيارة إطفاء in Sense 7, released 30 مارس 2015.

HTC Corporation has shipped 2 versions of سيارة إطفاء. Each is dated, so you can see when the design changed.

HTC

HTC Corporation has drawn سيارة إطفاء 2 times. Every revision HTC has shipped is below, newest first.

What does سيارة إطفاء look like on HTC?: On HTC it is the design shipped in Sense 8, shown above at full size. Older revisions are listed beneath it.
When did HTC add سيارة إطفاء?: HTC first drew سيارة إطفاء in Sense 7, released 30 مارس 2015.
How many times has HTC redrawn سيارة إطفاء?: HTC Corporation has shipped 2 versions of سيارة إطفاء. Each is dated, so you can see when the design changed.

HTC artwork for this emoji spans 2015 to 2016.