Model comparison
Displaydata Chroma Aeon C29 or YalaTech 4.2 (BWRY)?
Both models sit in the same display and colour class. The table below shows only the fields where they differ — identical fields are omitted because they do not help you decide.
Displaydata
Chroma Aeon C29
2,9" 4 colours Professional
Kısmen doğrulandı Last checked: 2026-08-13
Product page YalaTech
YalaTech 4.2 (BWRY)
4,2" 4 colours Entry level
Kısmen doğrulandı Last checked: 2026-08-13
Product page Verified differences
| Field | Chroma Aeon C29 | YalaTech 4.2 (BWRY) |
|---|---|---|
| Display size | 2,9" | 4,2" |
| Display technology | Tam grafik e-paper (4 renk) | E-paper (BWRY) |
| Segment | Professional | Entry level |
Differences resting on estimated data
In these rows at least one side was not published by the manufacturer and is estimated from the class average. If your decision rests on them, ask the manufacturer for written confirmation.
| Field | Chroma Aeon C29 | YalaTech 4.2 (BWRY) |
|---|---|---|
| Resolution | 296×128 estimated | 400×300 estimated |
| Full refresh time | 3 sn estimated | 6 sn estimated |
| Claimed battery life | 10 years estimated | 5 years estimated |
| Thickness | 13 mm estimated | 12 mm estimated |
| Weight | 40 g estimated | 72 g estimated |
Where they match
These two models share a size band and colour capability. There is no meaningful difference in the fields below, so the choice cannot be made on them.
Communications: 2.4 GHz proprietaryIngress protection: IP54Minimum operating temperature: 0 °CEnvironmental class: Standard retailNFC: NoLED colours: 3Price band: Mid
Which one fits you? A spec table alone cannot decide this — the answer depends on your store count, the aisle you will use it in and your existing systems. We supply both models; send us your scope and we will tell you which fits, and why.