Samsung SM-G998U Galaxy S21 Ultra 5G UW Dual SIM TD-LTE US 128GB / SM-G998A (Samsung Unbound O3) - Frequency Bands and Network Compatibility
Search Criteria
The Samsung SM-G998U Galaxy S21 Ultra 5G UW Dual SIM TD-LTE US 128GB / SM-G998A (Samsung Unbound O3) supports 4 GSM bands, 5 UMTS bands, and 24 LTE bands. See the tables below for details.
This device accepts the following SIM types to connect to mobile networks:
- e-SIM
- Nano-SIM (4FF)
Run a cross-reference compatibility check of this device on a specific network and country using the following links:
Supported Frequency Bands (33)
GSM
| Name | Interface |
|---|---|
| 850 MHz | GSM |
| 900 MHz (E-GSM) | GSM |
| 1800 MHz (DCS) | GSM |
| 1900 MHz (PCS) | GSM |
Supported GSM Protocols
| Name | Generation |
|---|---|
| GPRS | 2.5G |
| GPRS C12 | 2G |
| EDGE | 2.5G |
| EDGE MSC12 | 2G |
UMTS
| Name | Interface |
|---|---|
| B1 (2100 MHz) | UMTS |
| B2 (1900 MHz PCS) | UMTS |
| B4 (1700/2100 MHz AWS 1) | UMTS |
| B5 (850 MHz) | UMTS |
| B8 (900 MHz GSM) | UMTS |
Supported UMTS Protocols
| Name | Generation |
|---|---|
| UMTS | 3G |
| HSUPA | 3.5G |
| HSUPA 5.8 | 3.5G |
| HSDPA | 3.5G |
| HSPA+ 21.1 | 3.5G (4G speed) |
| HSPA+ 42.2 | 3.5G (4G speed) |
| DC-HSDPA 42.2 | 3.5G |
LTE
Supported LTE Protocols
| Name | Generation |
|---|---|
| LTE 100/50 | 4G |
| LTE 150/50 | 4G |
| LTE 300/50 | 4G |
| LTE 300/75 | 4G |
| LTE 300/100 | 4G |
| LTE 400/150 | 4G |
| LTE 450/50 | 4G |
| LTE 450/100 | 4G |
| LTE 600/50 | 4G |
| LTE 600/100 | 4G |
| LTE 1000/100 | 4G |
| LTE 1200/200 | 4G |
| LTE 1600 | 4G |
| LTE 2000/300 | 4G |
