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Interlingua Language Solutions
Explainers
Feb 20265 min read

Simultaneous vs Consecutive Interpreting

Two modes, two very different event experiences. Choose based on format, tempo and audience — not habit.

Simultaneous vs Consecutive Interpreting

Simultaneous interpreting

The interpreter renders speech into another language in real time, from a soundproof booth, into headsets worn by the audience. There is no delay to the programme: a 60-minute agenda takes 60 minutes.

It is the default for conferences, plenaries, live broadcasts and any event with three or more languages. It requires ISO 4043-compliant booths, ISO 20109 audio distribution and a team of two interpreters per language pair.

Consecutive interpreting

The speaker delivers a passage — typically two to five minutes — then pauses while the interpreter renders it, working from structured notes. No booth or headsets are required, but every session takes roughly twice as long.

It suits bilateral meetings, press points, court hearings, ceremonial speeches and small workshops where the human presence of the interpreter is part of the exchange.

Escort, whispered and remote

Escort (liaison) interpreting fits field visits and delegations. Whispered (chuchotage) covers one or two listeners in an otherwise monolingual room. Remote simultaneous interpreting (RSI) delivers booth-quality audio to distributed audiences via secure platforms — ideal for hybrid events.

How to decide

Ask three questions. How many languages? (Two or more → simultaneous.) How tight is the agenda? (Fixed slot → simultaneous.) How intimate is the setting? (Bilateral, off-camera → consecutive or whispered.) When in doubt, brief an experienced project manager: they will match the mode to the room.

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