
verbessert
improved
Describes a state that is better or of higher quality than before.
Die neue Software-Version hat eine deutlich verbesserte Benutzeroberfläche.
The new software version has a significantly improved user interface.
improved
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improved
Describes a state that is better or of higher quality than before.
Die neue Software-Version hat eine deutlich verbesserte Benutzeroberfläche.
The new software version has a significantly improved user interface.
'Verbessert' (improved) is the past participle of the verb 'verbessern' (to improve). The verb is made up of the prefix 'ver-' (which here indicates a change) and 'besser' (better). So 'verbessert' describes something that has been 'made better'.
Dank der Reparatur ist die Funktion des Geräts nun verbessert.
Thanks to the repair, the device's function is now improved.
As an adjective, 'verbessert' (improved) usually stands directly before a noun. It describes that this noun has undergone a positive change and is now of higher quality.
Wir bieten eine verbesserte Version unserer App zum Download an.
We offer an improved version of our app for download.
Common nouns combined with 'verbessert' (improved) are 'Version' (version), 'Qualität' (quality), 'Leistung' (performance), 'Situation' (situation), or 'Rezeptur' (formula/recipe).
Die Sportlerin zeigte eine deutlich verbesserte Leistung im Wettkampf.
The athlete showed significantly improved performance in the competition.
superior
Verbessert and superior can both express higher quality. Verbessert implies that something was changed and made better compared with its previous state. Superior describes a particularly high-quality category or one that is better than other variants, without implying any previous change.

Das Hotel bietet jetzt eine verbesserte Version seines bisherigen Zimmers an.
The hotel now offers an improved version of its previous room.
Das Hotel bietet ein Superior-Zimmer an, das hochwertiger als seine Standardzimmer ist.
The hotel offers a superior room that is higher quality than its standard rooms.