A portable, cordless telephone that works via a mobile network and makes it possible to make calls almost anywhere and often also use other digital functions. It is the formal term for 'Handy' (mobile phone/cell phone).
example
Bitte schalten Sie Ihr Mobiltelefon während der Vorstellung aus.
Please turn off your mobile phone during the performance.
Usage tips
Compound word
The word is a clear compound of 'mobil' (mobile/movable) and 'Telefon' (telephone). So it literally describes a movable telephone.
EXAMPLE
Die Erfindung des Mobiltelefons hat unsere Kommunikation revolutioniert.
The invention of the mobile phone revolutionized our communication.
Formal term
'Mobiltelefon' (mobile phone) is the official and technical term. It is used especially in written texts, instructions, or formal situations.
EXAMPLE
Laut Vertrag ist die Reparatur meines Mobiltelefons kostenlos.
According to the contract, the repair of my mobile phone is free of charge.
Typical verbs
Common verbs connected with 'Mobiltelefon' (mobile phone) are 'ausschalten' (to turn off), 'einschalten' (to turn on), 'benutzen' (to use), and 'aufladen' (to charge).
EXAMPLE
Ich muss mein Mobiltelefon aufladen, der Akku ist fast leer.
I need to charge my mobile phone; the battery is almost dead.
Compare with
synonym
Mobiltelefon vs Handy
mobile phone / cell phone
'das Handy' and 'das Mobiltelefon' mean the same device: a portable phone that you can use to make calls while on the go, and often also to write messages or use apps. 'Handy' is much more natural in everyday language and is very often used in conversation. 'Mobiltelefon' sounds more formal and is more suitable for contracts, instructions, official texts, or technical descriptions. In most everyday situations, people simply say 'Handy'.
Mobiltelefon
Im Krankenhaus sollen Besucher ihr Mobiltelefon auf lautlos stellen.
In the hospital, visitors should set their mobile phone to silent.
Handy
Kannst du bitte dein Handy mitbringen, falls wir uns in der Stadt nicht finden?
Could you please bring your cell phone in case we can't find each other in the city?