Square shower tray
A square shower tray is a flat, waterproof base installed in a shower to collect and drain water.
How big is it?
90 cm long
Also 2.953 ft
Length · example

A little perspective
Square shower tray vs Luna 2: length comparison
The length of a square shower tray is approximately equal to the spherical bus diameter of Luna 2.
A square shower tray is a flat, waterproof base installed in a shower to collect and drain water.
Luna 2 was a Soviet spacecraft that became the first human-made object to impact the Moon in 1959.
Both rulers start at the same zero and share one linear scale. Artwork keeps its original proportions.
Measurements, assumptions & sources +
Square shower tray
Length: 90 cm; example.
0.9 × 0.9 m example footprint. Defined example; real examples vary.
Defined examples — our methodology
The marked length is calibrated. Unmeasured illustration details are representative.
Luna 2
Spherical bus diameter: 90 cm; approximate.
Luna 2 used an approximately 0.9 m spherical spacecraft bus and had a mass of about 390.2 kg. Antennas and scientific booms extend beyond the calibrated body diameter.
The marked spherical bus diameter is calibrated. Unmeasured illustration details are representative.
Use the visual comparison to explore its scale, then check the measurements and sources.
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Why this measurement?
Why we use 90 cm
We compare the length of a square shower tray. This is an illustrative comparison value, not a claim that every example is the same.
0.9 × 0.9 m example footprint. Defined example; real examples vary.
The marked horizontal span follows the measured feature, not the edges of the image. How calibrated comparisons work →
Recorded properties
Dimensions and measurements
| Property | Selected value | Recorded range | Basis |
|---|---|---|---|
| 90 cm | Not recorded | example | |
| 8,100 cm² | Not recorded | example | |
| 90 cm | Not recorded | example | |
| 90 cm | Not recorded | example |
Around this scale
Explore nearby values.
Compare examples with lower, similar and higher values. Each card names the measurement being compared.
Nearest lower valueEveryday objectsWashing machine85 cmHeightA washing machine is a household appliance that automatically washes clothes using water and detergent.
Around the same scaleEveryday objectsDining chair90 cmHeightA dining chair is a piece of furniture designed for sitting at a table while eating meals.
Nearest higher valueEveryday objectsClassical guitar1 mDefined overall lengthA classical guitar is a six-stringed musical instrument with nylon strings, commonly used for classical and flamenco music.Sources and method
Want to check the number?
The source records and measurement method remain available for inspection.
There’s always another scale








