---
title: "Bald eagle vs harpy eagle — size, weight and speed compared"
description: "Harpy eagle is 1.6× bald eagle on weight. Compared on 4 measured properties, with the full range and a source for each."
url: https://atoneplace.net/vs/bald-eagle-vs-harpy-eagle/
site: "At One Place"
---

# Bald eagle vs Harpy eagle

**Bald eagle vs harpy eagle: Harpy eagle is larger on weight**

Harpy eagle is 1.6× bald eagle on weight.

A bald eagle and a harpy eagle can be compared on 4 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.*

|  | Bald eagle | Harpy eagle |
| --- | --- | --- |
| Weight | 3–6.3 kg | 4–12 kg |
| Length | 0.7–1 m | 0.86–1.07 m |
| Width | 1.8–2.3 m | 1.76–2.24 m |
| Typical lifespan | 15–38 yr | 25–35 yr |

## What the numbers say

- Harpy eagle is 1.6× bald eagle on weight.
- Harpy eagle is somewhat greater than bald eagle on length — about 1.2×.
- Bald eagle and harpy eagle are near enough identical on width.
- Harpy eagle is 1.5× bald eagle on typical lifespan.

*Weight compared.*

- Harpy eagle: 4–12 kg
- Bald eagle: 3–6.3 kg

## Bald eagle

The national bird of the United States, recovered from about 400 nesting pairs in 1963 to over 70,000 today.

## Harpy eagle

The most powerful raptor in the Americas, with rear talons the size of a grizzly bear's claws.

> 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, bald eagle or harpy eagle?

Harpy eagle is 1.6× bald eagle on weight. Both figures are typical values; the full range for each is in the table above.

### How do bald eagles and harpy eagles compare on length?

Bald eagle: 0.7–1 m. Harpy eagle: 0.86–1.07 m. Harpy eagle is somewhat greater than bald eagle on length — about 1.2×.

### How do bald eagles and harpy eagles compare on width?

Bald eagle: 1.8–2.3 m. Harpy eagle: 1.76–2.24 m. Bald eagle and harpy eagle are near enough identical on width.

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## Sources

- Smithsonian National Museum of Natural History — Smithsonian Institution (https://naturalhistory.si.edu/)
- Wikidata — Wikimedia Foundation (https://www.wikidata.org/) [CC0 1.0]