---
title: "Solar panel vs window — size, weight and speed compared"
description: "Window is somewhat greater than solar panel on weight — about 1.3×. Compared on 5 measured properties, with the full range and a source for each."
url: https://atoneplace.net/vs/solar-panel-vs-window/
site: "At One Place"
---

# Solar panel vs Window

**Solar panel vs window: Window is larger on weight**

Window is somewhat greater than solar panel on weight — about 1.3×.

A solar panel and a window can be compared on 5 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.*

|  | Solar panel | Window |
| --- | --- | --- |
| Weight | 17–33 kg | 12–70 kg |
| Width | 100–130 cm | 45–180 cm |
| Typical lifespan | 25–40 yr | 15–40 yr |
| Typical cost | 110–450 $ | 250–1,800 $ |
| Area | 1.6–3.1 m² | 0.35–3.5 m² |

## What the numbers say

- Window is somewhat greater than solar panel on weight — about 1.3×.
- Solar panel is somewhat greater than window on width — about 1.2×.
- Solar panel is somewhat greater than window on typical lifespan — about 1.2×.
- Window is 2.7× solar panel on typical cost.
- Solar panel is somewhat greater than window on area — about 1.4×.

*Weight compared.*

- Window: 12–70 kg
- Solar panel: 17–33 kg

## Solar panel

A framed sheet of silicon cells under glass that converts sunlight into direct current.

## Window

A glazed opening in a wall, normally double-glazed in an insulated vinyl, timber or aluminium frame.

> 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, solar panel or window?

Window is somewhat greater than solar panel on weight — about 1.3×. Both figures are typical values; the full range for each is in the table above.

### How do solar panels and windows compare on width?

Solar panel: 100–130 cm. Window: 45–180 cm. Solar panel is somewhat greater than window on width — about 1.2×.

### How do solar panels and windows compare on typical lifespan?

Solar panel: 25–40 yr. Window: 15–40 yr. Solar panel is somewhat greater than window on typical lifespan — about 1.2×.

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## Sources

- Typical range compiled from manufacturer specifications — At One Place (/about/)