Generation labels look like a grading system, and the numbers keep climbing for reasons that have nothing to do with testing. A single quote sheet can stack 2G 3G 4G 5G pitches hybrid into one tidy line and leave the buyer guessing which words carry weight (e-37). We translate carpet specifications for a living, and the generation word is the one item on that line no laboratory can verify.
The history behind the shorthand explains most of the confusion. The labels began as construction descriptions, drifted into sales conversations, and now describe opposite systems under the same word. This page puts each label back where it came from, lines up the six surface families, and finishes with the four things a buyer can actually check.
Where These Labels Came From
Put the 2G 3G 4G 5G pitches hybrid shorthand back in history and it stops looking like a standard (e-03). The surface came first and the labels were named after it (e-03). Artificial turf was first installed in 1964 on a school recreation area in Providence, Rhode Island (e-02). It reached public prominence in 1966 through the original ChemGrass installation and the Astrodome debut, where Monsanto’s carpet took the AstroTurf name (e-02, e-12).
That first product was a short-pile carpet with no infill at all, which is exactly what the industry later filed under first generation (e-03). Three attributes separate the useful part of the shorthand from the noise.
- Shorthand, not standard. The Football Association states there is no such thing as 4G or 5G (e-25).
- Construction does the sorting. Infill presence and infill type split the generations, not performance scores (e-03, e-16, e-17).
- New labels are often marketing. The numbers are not smartphone generations where a higher number means a better upgrade (e-37).
Every generation name still in circulation traces back to that original carpet or to the infill that later replaced it.
The Generations on One Page
Before the deep reads, one table positions the six surface families against each other. Each row gets its own section afterward, and each family carries a construction logic that explains where it is used and what its paperwork looks like.
| Family | Construction in one line | Contemporary positioning |
|---|---|---|
| 1G | Short-pile carpet with no infill (e-03) | Historical form, long retired from major sport (e-05) |
| 2G | Sand-filled or sand-dressed short pile, usually under 24 mm (e-16) | Hockey and multi-use training fields (e-19) |
| 3G | Long pile of 35 to 65 mm with sand and rubber crumb (e-17) | Contemporary default for football and rugby (e-20) |
| 4G | Infill-free synthetic carpet (e-18) | Early stage, not recognised for competition (e-22) |
| 5G | Vendor-defined, mutually exclusive definitions (e-35, e-36) | Marketing label with no fixed meaning (e-25) |
| Hybrid | Natural grass reinforced with synthetic fibres (e-30) | A different family, not a generation (e-41) |
The table answers what each family is, not how to choose between them. The choice work happens near the end of this page, where a label turns back into the four specifications a buyer can test.
First Generation: The Carpet Era and Its Legacy
First generation is the carpet era, and it handed the whole label lineage its skepticism. The surfaces were carpet-like in look