Echo: Audiobook
According to The Books Insider's catalog data, the Echo audiobook runs 11.4 hours unabridged, narrated by Coleen Marlo (about 7.6 hours at 1.5× playback speed).
The instrument When will you finish it?
Based on 11.4 hours of listening.
| Your pace | You'll finish in |
|---|---|
| 30 min / day | 23 days |
| 1 hour / day | 12 days |
| 2 hours / day | 6 days |
| 1 hour / day at 1.5× | 8 days |
You'll finish in – by –
Part of The Audiobook Finish-Time Calculator: the same instrument for any audiobook we measure.
What our data says
- At 11.4 hours, it runs longer than 71% of the 13,269 Science Fiction audiobooks in our catalog.
More narrated by Coleen Marlo
Coleen Marlo narrates 462 unabridged audiobooks in our catalog, 3,740 hours in all.
About as long, on the Science Fiction shelf
2,057 Science Fiction audiobooks in our catalog run within 10% of this length. The most popular on the store:
- Star Wars Legends: Darth Bane Trilogy: Path of Destruction
- Star Wars: The Old Republic - Legends: Revan
- Armada
- The Troop
- 1986 - Book 1: Hunted in Time
Computed from 409,794 English-language unabridged audiobooks in The Books Insider catalog (store data read November 3, 2026). Lengths are the store's own running times. Methodology.
About this listen
Echo is an audiobook by Jack McDevitt: a 11.4-hour unabridged recording, read by Coleen Marlo, released October 31, 2011, on the Action & Adventure (Fiction) and Science Fiction shelves.
The listen at a glance
- Length
- 11.4 hrs
- Narrated by
- Coleen Marlo
- Released
- October 31, 2011
- Format
- Unabridged audiobook
- Language
- English
- Store shelves
- Action & Adventure (Fiction), Science Fiction
- ISBN
- 9781452674872
How to listen to Echo free
New members at audiobooks.com get three free audiobooks with the trial.
Separately, the store's catalog carries more than 10,000 audiobooks that are always free to stream.
Start listening freeQuestions listeners ask
How long is the Echo audiobook?
Echo runs 11.4 hours unabridged. At 1.5× speed that drops to roughly 7.6 hours.
Is the Echo audiobook free?
Yes, for new listeners: the trial starts you with three free audiobooks.
Who narrates Echo?
Echo is narrated by Coleen Marlo.
Is Echo worth listening to at 1.5× speed?
At 1.5× you'd finish in about 7.6 hours, saving 3.8 hours.