Model comparison
SoluM Newton Pro Freezer 2.9 or ZKONG Blade ZKC42B (4.2")?
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.
SoluM
Newton Pro Freezer 2.9
2,9" 3 colours Professional
Kısmen doğrulandı Last checked: 2026-08-13
Product page ZKONG
ZKONG Blade ZKC42B (4.2")
4,2" 3 colours Entry level
Kısmen doğrulandı Last checked: 2026-10-11
Product page Verified differences
| Field | Newton Pro Freezer 2.9 | ZKONG Blade ZKC42B (4.2") |
|---|---|---|
| Display size | 2,9" | 4,2" |
| Resolution | 384×168 | 400×300 |
| Display technology | Dondurucu sınıfı e-paper · 144 DPI | İnce gövdeli e-paper (BWR) |
| Communications | 2.4 GHz proprietary | Bluetooth LE 5.x |
| Environmental class | Chiller / freezer | Standard retail |
| LED colours | 7 | 3 |
| 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 | Newton Pro Freezer 2.9 | ZKONG Blade ZKC42B (4.2") |
|---|---|---|
| Claimed battery life | 10 years estimated | 5 years estimated |
| Ingress protection | IP68 estimated | IPXX estimated |
| Minimum operating temperature | -25 °C estimated | 0 °C estimated |
| Thickness | 10.45 mm estimated | 11 mm estimated |
| Weight | 40.25 g estimated | 70 g estimated |
| Price band | Upper estimated | Economy 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.
Full refresh time: 5 snNFC: Yes
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.