| In the Book |
In the Movie |
|
Watney drives the rover while in shorts and a t-shirt. |
He stays in his space suit. |
|
Watney goes into great detail about his efforts to bring the oxygenator and other equipment. |
These details are hardly mentioned.
|
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After Watney arrives at the Ares 4 MAV, he modifies it and makes additional fuel using his extra water and urine. |
Nothing about making more fuel for the MAV. |
|
Beck and Johanssen become lovers after extending the mission. |
This is not mentioned.
|
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After Vogel rigs the VAL door to explode he returns to the airlock in his space suit to assist Beck in retrieving Watney. |
Vogel remains in the control room. |