Samsung Galaxy S21 Ultra Dual SIM vs Honor X9b
| Vormgeving | Touchscreen | Touchscreen |
| Waterdichtheid en stof-weerstand | IP68 | IPX2 |
| Afmetingen | 165.10 x 75.60 x 8.90 mm | 163.60 x 75.50 x 7.98 mm |
| Gewicht | 227.00 g | 185.00 g |
| Schermgrootte | 6.80" | 6.78" |
| Scherm | Kleurrijk / Dynamic AMOLED 16M kleuren 120 Hz 1440 x 3200 px (6.80") 516 ppi | Kleurrijk / AMOLED 1,07G kleuren 120 Hz 1200 x 2652 px (6.78") 429 ppi |
| Bescherming scherm | Corning Gorilla Glass Buy screen protector | |
| Extra scherm | ||
| Secundaire bescherming scherm | ||
| Standaard batterij | Li-Ion 5000 mAhBuy powerbank | Li-Po 5800 mAhBuy powerbank |
| Snel opladen van de batterij | Fast Charging | SuperCharge |
| Draadloos opladen van de batterij | Qi | |
| Intern geheugen | 128 GB, 256 GB, 512 GB | 256 GB |
| RAM-geheugen | 12 GB, 16 GB | 8 GB, 12 GB |
| Geheugen kaarten | ||
| Besturingssysteem | Android 11 | Android 13 |
| Interface | One UI 3.1 | Magic UI 7.2 |
| Processor | Samsung Exynos 2100 | Qualcomm Snapdragon 6 Gen 1 SM6450 |
| CPU-klok | 2900 MHz | 2200 MHz |
| GPU | - | Adreno |
| Touchscreen | ||
| Dual SIM | ||
| SIM-kaarten standaard | DualSIM(nanoSIM, nanoSIM) | DualSIM(nanoSIM, nanoSIM) |
| Dual SIM-modus | dual standby | dual standby |
| Hybride Dual SIM | ||
| Introductiedatum | I. kwartaal 2021 | IV. kwartaal 2023 |
| Andere namen van deze telefoon | SM-G998B | - |
| GSM standaard | 850 900 1800 1900 | 850 900 1800 1900 |
| UMTS standaard (3G) | 850 900 1900 2100 | 850 900 1700 1900 2100 |
| LTE-standaard | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 1900 | FDD LTE: 2600, 2100, 1900, 1800, 1700, 900, 850, 800, 700 TDD LTE: 2600, 2500, 2300, 2000, 1900 |
| 5G-standaard | FDD 5G: 1900, 1700, 850, 600 TDD 5G: 2500 | FDD 5G: 2100, 1800, 900, 850, 700 TDD 5G: 4700, 3700, 3500, 2600, 2500 |
| CDMA standaard | 850 1900 CDMA2000 1X | |
| TD-SCDMA-standaard | ||
| UMA standaard |

