Model comparison
Opticon SE-214 or SUNMI SL121+ (2.13")?
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.
Opticon
Opticon SE-214
2,1" 3 colours Entry level
Üretici kaynağından doğrulandı Last checked: 2026-08-13
Product page SUNMI
SUNMI SL121+ (2.13")
2,13" 3 colours Entry level
Kısmen doğrulandı Last checked: 2026-08-13
Product page Verified differences
| Field | Opticon SE-214 | SUNMI SL121+ (2.13") |
|---|---|---|
| Display size | 2,1" | 2,13" |
| Display technology | Tam grafik e-paper · 130 DPI (SE-214R: BWR, SE-214RY: BWRY) | Üç renkli e-paper (BWR) |
| Communications | 2.4 GHz proprietary | Bluetooth LE 5.x |
| LED colours | 3 | None |
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 | Opticon SE-214 | SUNMI SL121+ (2.13") |
|---|---|---|
| Full refresh time | 3 sn estimated | 4 sn estimated |
| Thickness | 13.7 mm estimated | 11 mm estimated |
| Weight | 31 g estimated | 28 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.
Resolution: 250×122Claimed battery life: 5 yearsIngress protection: IP54Minimum operating temperature: 0 °CEnvironmental class: Standard retailNFC: YesPrice band: EconomySegment: Entry level
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.