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Weird Units Converter

Everyday

Convert everyday lengths into fun novelty units — bananas, double-decker buses, football fields, giraffes, and more. A playful spin on length conversion.

Reviewed by the thecalcu.com team · Last updated July 22, 2026

From
To
All conversionsfor 1 Metres (m)
Metres (m)1
Bananas (for scale)5.5555556
Double-Decker Buses0.22727273
Giraffes0.18181818
Olympic Swimming Pools0.02
Blue Whales0.041666667
US Football Fields0.010936133
Statues of Liberty0.02173913
Empire State Buildings0.0022563177

What is a Weird Units?

The Weird Units Converter turns ordinary length measurements into fun, visual comparison units, bananas, double-decker buses, giraffes, blue whales, football fields, and famous landmarks like the Statue of Liberty and Empire State Building. Numbers like "91.44 metres" don't mean much intuitively to most people, but "a football field" instantly creates a mental picture. This converter is a playful spin on the standard length conversion tools already available on the site, like the Length Converter.

Every novelty unit here is defined by a reference length in metres (a banana at 18 cm, a giraffe at 5.5 m, a blue whale at 24 m, and so on), so any value converts cleanly between metres, the novelty units, and each other.

Why Use a Weird Units Converter?

Sharing a size comparison in raw metres or feet rarely lands the way a relatable, visual comparison does, "the new stadium is as long as 6 blue whales" is more memorable and shareable than "the new stadium is 144 metres long." This converter exists purely for that kind of fun, visual framing, whether for a social media post, a presentation aside, or just satisfying curiosity about how big something really is.

It's not a replacement for precise measurement, for that, use the standard Length Converter, but a lighthearted companion for turning a number into a picture.

Who Should Use This Converter?

  • Content creators and social media users looking for a fun, shareable way to describe a size or distance.
  • Teachers making abstract measurements more relatable for students by comparing them to familiar objects.
  • Trivia and pub quiz enthusiasts curious how many bananas, buses, or giraffes fit into a famous landmark or everyday distance.
  • Presenters and writers wanting a memorable comparison instead of a plain number in a report or article.
  • Anyone who enjoys a good "banana for scale" joke and wants to make it mathematically real.

What Insights Does the Weird Units Converter Give You?

The main output is the converted value in your chosen novelty unit, calculated from the fixed reference length of that unit in metres. Because every unit converts through the same metre base, you can compare any two novelty units directly against each other, how many bananas fit into a double-decker bus, or how many giraffes stack up to the Empire State Building, not just against the standard metre.

Treat the reference lengths as fun approximations rather than precise scientific constants, a banana, giraffe, or bus varies somewhat in real life, and this converter uses reasonable average reference values for each.

How to use this Weird Units calculator

  1. Choose your starting unit from the source dropdown, for example, "Metres (m)".
  2. Enter the numeric value you want to convert in the input field.
  3. Choose your target novelty unit from the destination dropdown, for example, "Bananas (for scale)".
  4. Read the converted result, which updates instantly as you type or change units.
  5. Use the swap (⇅) button to reverse the conversion direction.
  6. Use the copy button to grab the fun comparison for a post, caption, or presentation.
Show formula & methodology ↓Show less ↑

Formula & Methodology

The converter's base unit is the metre. Every novelty unit has a fixed reference length in metres:

- 1 banana = 0.18 m
- 1 double-decker bus = 4.4 m
- 1 giraffe = 5.5 m
- 1 Olympic swimming pool = 50 m
- 1 blue whale = 24 m
- 1 US football field (with end zones) = 91.44 m
- 1 Statue of Liberty = 46 m
- 1 Empire State Building (with antenna) = 443.2 m

Any conversion follows:

Result = Input × (toBase of source unit ÷ toBase of target unit)

Worked example, converting 1 US football field to bananas:

Result = 1 × (91.44 ÷ 0.18) = 508 bananas

So a football field, laid banana-to-banana, is roughly 508 bananas long, a fact of no practical use whatsoever, but a fun one.

Related Tools

You may also find these useful: Astronomical Distance Converter.

Frequently Asked Questions

How long is a 'banana for scale' unit?
This converter uses 18 centimetres (about 7 inches) as the standard banana length, based on the average size of a common commercial banana. 'Banana for scale' became an internet meme convention for photos that lack an obvious size reference, and this converter turns that joke into an actual usable unit.
How many bananas long is a metre?
One metre equals approximately 5.56 bananas, using the 18 cm reference banana length. Enter any length in metres with 'Bananas (for scale)' as your target unit to see this calculated for any value.
How long is a US football field in metres?
A US football field, including both end zones, measures 120 yards (91.44 metres), this converter uses that full length including end zones as the reference. The playing field alone (goal line to goal line) is 100 yards, so results may differ slightly from sources that use only the playing field length.
How tall is the Empire State Building used in this converter?
This converter uses 443.2 metres (1,454 feet), which includes the building's antenna, the roof height alone is 381 metres. It's included as a fun large-scale reference point for comparing very tall or very long measurements.
Is this converter scientifically accurate?
The underlying length conversions are mathematically exact given the reference values used, but the reference values themselves (banana length, giraffe height, bus length) are rounded averages, not precise universal constants, a real banana or giraffe will vary in size. Treat this converter as a fun, shareable way to visualise scale rather than a precision measurement tool.
How long is a double-decker bus?
This converter uses 4.4 metres (about 14.4 feet) as the reference length for a standard double-decker bus, based on typical London-style double-decker dimensions. It's a commonly recognised size reference for medium-length comparisons, like the length of a car or a small boat.
How big is a blue whale in this converter?
This converter uses 24 metres (about 79 feet) as the reference length for an adult blue whale, the largest animal on Earth, useful for comparing very long distances or objects. Blue whales can range from about 20 to 30 metres depending on age and population, so 24 metres represents a reasonable average adult length.
Why would anyone use a novelty unit converter?
Novelty units make abstract measurements easier to visualise and more fun to share, saying a hallway is '3 double-decker buses long' or a garden is '2 football fields wide' creates an intuitive mental picture that a raw metre or foot value doesn't always provide. It's commonly used in social media posts, presentations, and casual conversation to make a size comparison more memorable.
How many giraffes tall is the Statue of Liberty?
Using this converter's reference values (46 metres for the statue, 5.5 metres per giraffe), the Statue of Liberty is approximately 8.36 giraffes tall. Enter any two novelty units against each other by converting through metres to get comparisons like this instantly.
Can I convert between two novelty units directly, like bananas to buses?
Yes, select any novelty unit as your source and any other as your target, and the converter calculates the result by converting through metres internally. For example, entering 10 bananas and selecting 'Double-Decker Buses' as the target shows how many bus-lengths 10 bananas laid end-to-end would span.
Also known as
banana for scale converterhow many bananas longfun unit converternovelty unit convertersilly measurement converterfootball fields to metres