---
title: "Nuclear submarine vs RMS Titanic — size, weight and speed comp"
description: "RMS Titanic is 2.8× nuclear submarine on weight. Compared on 3 measured properties, with the full range and a source for each."
url: https://atoneplace.net/vs/nuclear-submarine-vs-titanic/
site: "At One Place"
---

# Nuclear submarine vs RMS Titanic

**Nuclear submarine vs RMS Titanic: RMS Titanic is larger on weight**

RMS Titanic is 2.8× nuclear submarine on weight.

A nuclear submarine and RMS Titanic can be compared on 3 measures. The figures below are typical adult or full-size values, with the larger of the two in bold.

## Side by side

*Larger value in bold. Ranges reflect genuine variation, not uncertainty.*

|  | Nuclear submarine | RMS Titanic |
| --- | --- | --- |
| Weight | 16,760–18,750 t | 52,310 t |
| Length | 170 m | 269.1 m |
| Typical cost | 2,000,000,000 $ | 7,500,000 $ |

## What the numbers say

- RMS Titanic is 2.8× nuclear submarine on weight.
- RMS Titanic is 1.6× nuclear submarine on length.
- Nuclear submarine is 270× RMS Titanic on typical cost.

*Weight compared.*

- RMS Titanic: 52,310 t
- Nuclear submarine: 16,760–18,750 t

## Nuclear submarine

A US Navy Ohio-class ballistic missile submarine, which can stay submerged for months.

## RMS Titanic

A British ocean liner that sank on her maiden voyage in April 1912 with the loss of about 1,500 lives.

> This is a comparison of published measurements, nothing more. It describes how two things differ on measures that have been recorded; it does not predict how they would fare against each other in any situation.

## Common questions

### Which is bigger, nuclear submarine or RMS Titanic?

RMS Titanic is 2.8× nuclear submarine on weight. Both figures are typical values; the full range for each is in the table above.

### How do nuclear submarines and RMS Titanics compare on length?

Nuclear submarine: 170 m. RMS Titanic: 269.1 m. RMS Titanic is 1.6× nuclear submarine on length.

### How do nuclear submarines and RMS Titanics compare on typical cost?

Nuclear submarine: 2,000,000,000 $. RMS Titanic: 7,500,000 $. Nuclear submarine is 270× RMS Titanic on typical cost.

## Related pages

- [Aircraft carrier vs RMS Titanic](https://atoneplace.net/vs/aircraft-carrier-vs-titanic/)
- [Cruise ship vs RMS Titanic](https://atoneplace.net/vs/cruise-ship-vs-titanic/)
- [Colosseum vs RMS Titanic](https://atoneplace.net/vs/colosseum-vs-titanic/)
- [Container ship vs RMS Titanic](https://atoneplace.net/vs/container-ship-vs-titanic/)
- [Aircraft carrier vs nuclear submarine](https://atoneplace.net/vs/aircraft-carrier-vs-nuclear-submarine/)

## Sources

- Wikidata — Wikimedia Foundation (https://www.wikidata.org/) [CC0 1.0]