Mobile phones
Samsung Galaxy S21 Ultra 5G SM-G998 reviews
Product specifications and review coverage for this exact model.
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Product overview
Samsung SM-G998BZKGEUB is listed in the smartphones category. The recorded specifications include display diagonal: 17.3 cm (6.8"); internal storage capacity: 256 GB; mobile network generation: 5G; operating system installed: Android 11. This entry covers manufacturer code SM-G998BZKGEUB. Specifications relate to this exact source record; other editions or packages may differ.
Automatically assembled from the source specifications. This is a factual summary, not a hands-on review.
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Specifications
Manufacturer code: SM-G998BZKGEUB. Icecat product 88166685 · Checked 17 Sep 2026. The source lists this code for Great Britain. No specifications are transferred from other editions.
Key specifications
The main features to compare for this exact model. Missing details are not assumed.
| Screen size | 17.3 cm (6.8") |
|---|---|
| Screen resolution | 3200 x 1440 pixels |
| Maximum refresh rate | 120 Hz |
| Processor family | Samsung Exynos |
| Memory (RAM) | 12 GB |
| Storage capacity | 256 GB |
| Mobile network generation | 5G |
| Rear camera resolution | 108 MP |
| Battery capacity | 5000 mAh |
| Operating system installed | Android 11 |
| NFC | Yes |
More product specifications
Open a section for the details that matter to you.
Audio & listening5 details
| Speakerphone | Yes |
|---|---|
| Speakers | stereo |
| Audio system | Dolby Atmos |
| Audio formats supported | 3GA, AAC, AMR, APE, AWB, DFF, DSF, FLAC, IMY, M4A, Mid, MIDI, MP3, MXMF, OGA, OGG, OTA, RTTTL, RTX, WAV, WMA, XMF |
| Headset included | No |
Display10 details
| Screen shape | Curved edge screen |
|---|---|
| Display technology marketing name | Dynamic AMOLED 2X |
| Panel type | OLED |
| Display glass type | Gorilla Glass |
| Display number of colours | 16 million colours |
| High Dynamic Range (HDR) supported | Yes |
| High Dynamic Range (HDR) technology | High Dynamic Range 10+ (HDR10 Plus) |
| Touchscreen type | Capacitive |
| Rounded display corners | Yes |
| Touchscreen | Yes |
Processor, memory & storage5 details
| Processor cores | 8 |
|---|---|
| Processor frequency | 2.9 GHz |
| Coprocessor | Yes |
| Compatible memory cards | Not supported |
| Maximum frame rate | 960 fps |
Camera, image & video31 details
| Second rear camera resolution (numeric) | 10 MP |
|---|---|
| Third rear camera resolution (numeric) | 10 MP |
| Fourth rear camera resolution (numeric) | 12 MP |
| Rear camera aperture number | 1.8 |
| Second rear camera aperture number | 2.4 |
| Third rear camera aperture number | 4.9 |
| Fourth rear camera aperture number | 2.2 |
| Rear camera pixel size | 0.8 µm |
| Second rear camera pixel size | 1.22 µm |
| Third rear camera pixel size | 1.22 µm |
| Rear camera field of view (FOV) angle | 83° |
| Second rear camera field of view (FOV) angle | 35° |
| Third rear camera field of view (FOV) angle | 10° |
| Optical zoom | 10x |
| Digital zoom | 100x |
| Front camera type | Single camera |
| Front camera resolution (numeric) | 40 MP |
| Front camera aperture number | 2.2 |
| Front camera pixel size | 0.7 µm |
| Front camera field of view (FOV) angle | 80° |
| Rear camera flash | Yes |
| Video capture resolution (max) | 7680 x 4320 pixels |
| Resolution at capture speed | 1280x720@30fps, 1280x720@960fps, 1920x1080@240fps, 1920x1080@30fps, 1920x1080@60fps, 3840x2160@30fps, 3840x2160@60fps |
| Video recording modes | 720p, 1080p, 2160p |
| Rear camera type | Quad camera |
| Auto focus | Yes |
| Video stabilizer | Yes |
| Image stabilizer | Yes |
| Video call | Yes |
| Supported video modes | 720p, 1080p, 2160p, 4320p |
| Video formats supported | 3G2, 3GP, ASF, AVI, FLV, M4V, MKV, MP4, WEBM, WMV |
Printing, scanning & paper1 detail
| Fingerprint reader | Yes |
|---|
Connections & wireless16 details
| USB mass storage | Yes |
|---|---|
| SIM card capability | Dual SIM |
| SIM card type | NanoSIM + eSIM |
| Wi-Fi | Yes |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
| Bluetooth | Yes |
| Bluetooth version | 5.0 |
| Wi-Fi Direct | Yes |
| USB port | Yes |
| USB connector type | USB Type-C |
| USB version | 3.2 Gen 1 (3.1 Gen 1) |
| Headphone connectivity | USB Type-C |
| Wi-Fi positioning | Yes |
| USB On-The-Go support | Yes |
| Wireless Power Share | Yes |
| SIM card ejector pin | Yes |
Power & battery4 details
| Fast charging | Yes |
|---|---|
| Wireless charging | Yes |
| Removable battery | No |
| AC adapter included | No |
Controls & features8 details
| Voice over LTE (VoLTE) supported | Yes |
|---|---|
| Virtual assistant | Samsung Bixby |
| Proximity sensor | Yes |
| Ambient light sensor | Yes |
| Orientation sensor | Yes |
| Geomagnetic sensor | Yes |
| Hall sensor | Yes |
| Infrared sensor | No |
Design & dimensions9 details
| Form factor | Bar |
|---|---|
| Product colour | Black |
| Colour name | Phantom Black |
| Protection features | Dust resistant, Water resistant |
| Water and dust resistance (IP rating) | IP68 |
| Width | 75.6 mm |
| Depth | 8.9 mm |
| Height | 165.2 mm |
| Weight | 228 g |
Further product details35 details
| Pixel density | 515 ppi |
|---|---|
| User memory | 220 GB |
| Flash type | LED |
| Geotagging | Yes |
| Multi-shot | Yes |
| Self-timer | Yes |
| Night mode | Yes |
| 3G standards | HSDPA, HSPA+, HSUPA, UMTS |
| 4G standard | LTE |
| Tethering (modem-mode) | Yes |
| MIMO | Yes |
| Subscription type | No subscription |
| ANT+ enabled | Yes |
| Short Message Service (SMS) | Yes |
| Multimedia Messaging Service (MMS) | Yes |
| Yes | |
| GPS (satellite) | Yes |
| GLONASS | Yes |
| BeiDou | Yes |
| Galileo | Yes |
| Position location | Yes |
| Iris recognition | No |
| Face recognition | Yes |
| Vibrating alert | Yes |
| FM radio | Yes |
| Platform | Android |
| App distribution platform | Google Play |
| Google applications | Google Maps, Google Play |
| Accelerometer | Yes |
| Gyroscope | Yes |
| Barometer | Yes |
| Repairability index | 8.2 |
| Quick start guide | Yes |
| Head SAR (EU) | 0.714 W/kg |
| Body SAR (EU) | 1.58 W/kg |
Packaging & supplied accessories2 details
| Cables included | USB Type-C to USB Type-C |
|---|---|
| Harmonized System (HS) code | 85171300 |
Specifications describe the supplied product data, not measured review results. Battery life, range and performance figures are source claims and can vary with use.