Difference Between TTF and OTF

A font is a printable text whichhas certain properties like size, weight, color andstyle. Many softwares like Google Doc, Notepad or Microsoft Word are set with a default font and font size when used. These software programs permit the users to change the pre-definedfont, size and coloraccording to their need.

Different fonts are brought to usefor styling web pagesand documents. Some fonts affect readability depending on the medium while some fonts affect the beauty of the content. There are thousands of fonts available these days, TTF (TrueType Font) and OTF (OpenType Font) being two of them. Each of these two styles possesses different characteristics.

TrueType fonts are made of quadratic Bézierswhereas OpenType fonts are made of cubic Bézier paths.


The main difference between OTF and TTF comes to picture when their capabilities are compared. TrueType has its dependency only on a glyph table whereas OTF relies on both glyph table and Compact Font Format tables.



Comparison Table Between TTF and OTF (in Tabular Form)

Parameter of ComparisonTTFOTF
DevelopmentTrueType font was developed by Apple and MicrosoftOpenType font was developed by Adobe and Microsoft
Font File sizeTTF font files are larger than OTF font filesOTF font files are usually smaller than TTF font files
PopularityTTF is more popular than OTFOTF seems to be less popular than TrueType font
FeasibilityThe making of TTF is much easier than OFTCompared to TTF, the creation of OTF is harder
DependencyTrueType font depends on a glyph tableOpenType font depends on glyph table and CCF
SupportTTF supports generally all the old browsersOTF on the other hand supports almost all the browsers be it old or new due to its advance features
SuitabilityIt is most suitable for day to day tasksOTF finds its suitability in designing areas as it gives a user the freedom to manipulate and play with characters
CostTTF is generally cost-friendlyDue to advance features and provisions, OTF is more expensive when purchased


What is TTF?

TrueType technology basically includes two parts:

  1. The TrueType Rasterizer
  2. TrueType fonts

For TrueType fonts or an OpenType font with TrueType outlines, a .ttf extension is used.PostScript wrapper is used to manage TrueType outlines.

Back in the time, the most commonly used font in Windows and Mac was a TrueType one.TTF permits the attachment offont file with websites and PDF files. An improperly created TrueType font may introduce errors that could possibly crash your computer down.A TrueType font looks exactly the same on paper as it does on screen.

TTF finds its excellence in supporting almost all the old browsers. It is a cost-friendly font format for the end users.

TTF find its application mostly in daily tasks. It is incapable of taking input and yielding output as expected in a programming language but it’s hinting language offer the other requirements of programming language.


What is OTF?

OpenType is aofficialhallmark of MS Corporation. OpenType fonts are most commonly used on major computer platforms because of it’s wide availability and flexibility.It starts with the Offset Table. The table begins at 0 byte if the font file contains a single font.

OpenType fonts are very flexible, it can be resized very easily without losing its quality.OTF supports International character sets. Also, it has a storage space of 65,000 characters. The OTF does not underline the data format.

OpenType font is newer and therefore it has got more advance features to be used by end users.OTF is somewhat expensive for users when it is purchased because of its advance features.

Its application is found in special designing tasks used mostly by graphic designers.OpenType has terminated the Multiple Master facility from version 1.3. 

Main Differences Between TTF and OTF

  1. TrueType fonts has its file extension as TTF whereas OTF extension is used for OpenType fonts.
  2. Out of the two, Truetype is more popular.
  3. OpenType issuperior to TrueType fonts.
  4. TrueType font is older than OTF.
  5. TTF was introduced by Apple whereas Opentypegot its roots  by Adobe and Microsoft.
  6. OpenType fonts are harder to make if compared with the TTF.



One may wonder why does a font matter and why is it necessary to choose a font all the time! But just imagine what if we had only one font available and no option for choosing a font according to the requirement of our work? What if we had everything written in the same font without any variations?

Well, it would have made out work look highly monotonous, less attractive and less catchy. The importance of choosing a correct font cannot be denied. Choosing a wrong font may cost the user sacrifice with the effectiveness of their work.

Different fonts find their use in different places to make the work look stylish, vivid and beautiful.If talked about TrueType font and OpenType font, each of them has its own perks. If you want a well-printing and screen-readable font, then TrueType font (TTF) would be the best choice.

If you need a font that provides a wide number of languages and an appealing style, then choosing OTF is a wise option. According to the effectiveness, it has been calculated that TTF is very effective for when it is used on paper printing and OTF is effective when it is used for digital printing.

It is also said that for everyday task TTF is more suitable and for special designingpurposes OTF is a good choice because it is very easy to manipulate characters in OTF as it provides freedom. Moreover, TrueType and OpenType fonts can be converted to each other’s form very easily.

Technically, it’s not a matter of concern for users as TTF and OTF have got their flexibility in almost all the applications.


  1. https://meeting.contextgarden.net/2010/talks/2010-09-17-karelpiska-complexopentype/piska-artcle-ot.pdf
  2. https://faculty.washington.edu/cadolph/software/caxetexFree.pdf
AskAnyDifference HomeClick here
Search for "Ask Any Difference" on Google. Rate this post!
[Total: 0]