Model comparison
Pricer SmartTAG Freezer 2.9 or Sertag S29 (868 MHz)?
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.
Pricer
SmartTAG Freezer 2.9
2,9" 3 colours Professional
Ağırlıklı olarak tahmini Last checked: 2026-08-13
Product page Sertag
Sertag S29 (868 MHz)
2,9" 3 colours Entry level
Ağırlıklı olarak tahmini Last checked: 2026-08-13
Product page Verified differences
| Field | SmartTAG Freezer 2.9 | Sertag S29 (868 MHz) |
|---|---|---|
| Display technology | Dondurucu sınıfı e-paper | E-paper (BWR) · Sub-1 GHz |
| Communications | Infrared (IR) hybrid | Sub-1 GHz (433/868 MHz) |
| Environmental class | Chiller / freezer | Standard retail |
| 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 | SmartTAG Freezer 2.9 | Sertag S29 (868 MHz) |
|---|---|---|
| Full refresh time | 3 sn estimated | 8 sn estimated |
| Claimed battery life | 8 years estimated | 5 years estimated |
| Ingress protection | IP67 estimated | IP54 estimated |
| Minimum operating temperature | -30 °C estimated | -10 °C estimated |
| Thickness | 14 mm estimated | 12 mm estimated |
| Weight | 52 g estimated | 38 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.
Display size: 2,9"Resolution: 296×128NFC: NoLED colours: 3
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.