Samsung Galaxy S21 Ultra (SM-G998U1 512GB) All specs
Full specifications phone: Samsung Galaxy S21 Ultra (SM-G998U1 512GB) specs, detailed technical information, features, price and review. All about this phone.
The Samsung Galaxy S21 Ultra (SM-G998U1 512GB) is a good Android phone with 2.84GHz Octa-core processor that allows run games and heavy applications.
With one SIM card slot, the Samsung Galaxy S21 Ultra (SM-G998U1 512GB) allows download up to 5000 Mbps for internet browsing, but it also depends on the carrier.
Great connectivity of this device includes Bluetooth 5.2 + A2DP/LE, WiFi 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO and NFC to make mobile payments or connection to other devices.
Including the battery, the Samsung Galaxy S21 Ultra (SM-G998U1 512GB) phone has 227 grams and it's a very thin device, only 8.9mm.
Summary
*depends on the model๐ฅ AnTuTu
681099 (v8), 809165 (v9)
๐ Android 14
Dynamic AMOLED
120Hz
๐ฝ ROM: 128GB / 256GB / 512GB*
๐คณ (front) 40MP
โก 25W
๐ฑ Model features | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Model | Galaxy S21 Ultra (SM-G998U1 512GB) |
Other model names | Galaxy S21 Ultra 5G (SM-G998U1) Unlocked |
Country or region available | ![]() USA |
Brand | Samsung |
Release date | 1/29/2021, Announced: 1/14/2021 |
Depth | 8.9 millimeters (0.35 inches) |
Size (width x height) | 75.6 x 165.1 millimeters (2.98 x 6.5 in) |
Weight | 227 grams (7.95 ounces) |
Build, materials | Aluminum frame, glass front/back |
Protection against water and others | IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant |
๐ฒ Display | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Display type | Dynamic AMOLED |
Screen size | 6.8" inches |
Screen-to-body ratio | ~89.4% (screen-to-body ratio) |
Display resolution | 1440x3200 pixels (20:9) |
Touchscreen | Capacitive Multitouch 10-points |
Pixel density (dot pitch) | 516 PPI |
Colors | 16 million |
Scratch-resistant glass | Gorilla Glass Victus |
Refresh rate | 120Hz |
Display features | 1500nits[peak] HDR10+ Always-On Display |
๐ค Operating System | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
System version | Android 11 |
Firmware update | Android 14 |
User Interface | One UI 3.1 / 4.1 / 5.1 / 6.0 |
โ๏ธ Processor | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Chipset | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) |
CPU | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) |
GPU graphical controller | Qualcomm Adreno 660 (840MHz) |
Performance (benchmark) | AnTuTu: 681099 (v8), 809165 (v9) Geekbench: 3539 (v5.2) GFXBench: 54fps (ES 3.1 onscreen) |
๐ฝ Memory and storage | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
RAM memory | 16GB LPDDR5 |
Internal storage | 512GB (457GB available) UFS 3.1 |
External storage | Not supported |
๐ถ Mobile networks | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Dual-SIM | Dual-SIM Standby - Call active on one sim card |
SIM card | 1 slot (Single-SIM) nano-SIM (4FF) + e-SIM |
Maximum Download / Upload | 5000/1920 Mbps |
Network technology | 2G, 3G, 4G, 5G |
Frequency, bands | Expand band details Collapse details |
GSM MHz band | Quad-Band 850/900/1800/1900 |
Primary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
Primary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE |
Primary 5G network | SA/NSA/Sub6 (2, 5, 25, 41, 66, 71) mmWave (260, 261) |
Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
Secondary 2G network | CDMA 800/1900, GSM 850/900/1800/1900 |
Secondary 3G network | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
Secondary 4G network | LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71) TD-LTE (38, 39, 40, 41, 46, 48) VoLTE |
Secondary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
๐ท Camera | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Back camera (main camera) | (quad camera) 108 megapixels 10MP periscope telephoto f/4.9240mm1/3.24"1.22ยตmPDAFOIS10x-optical-zoom 10MP telephoto f/2.470mm1/3.24"1.22ยตmPDAFOIS3x-optical-zoom 12MP ultrawide f/2.213mm1/2.55"1.4ยตmPDAFSuper-Steady-video |
Main camera resolution | 12000x9000 pixels |
Video recording (primary) | 8K UHD (7680x4320) 24 fps |
Flash | LED flash |
Focal aperture | f/1.8 (aperture) |
Focal length | 26mm (lens) |
Sensor size | 1/1.33" inches |
Pixel size | 1.8ยตm pixel |
Autofocus | PDAF: phase detection autofocus on both cameras |
Touch focus | Supported |
Image stabilization | OIS: Optical stabilization |
Zoom | Digital and optical zoom |
Face/smile detection | Face detection, Smile detection |
BSI sensor | Supported |
HDR | HDR photo/video on both cameras |
Camera extras | 4K@60fps 1080p@240fps 720p@960fps |
๐ธ Front camera | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Front camera (secondary) | 40 megapixels |
Front camera resolution | 7296x5472 pixels |
Video recording (secondary) | 4K UHD (3840x2160) |
Front flash | Not supported |
Focal aperture | f/2.2 (aperture) |
Focal length | 26mm (lens) |
Sensor size | 1/2.8" inches |
Pixel size | 0.7ยตm pixel |
๐ Sound and multimedia | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Loudspeaker | Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG |
Active noise cancellation | 3 microphones |
Radio | FM |
TV | Not supported |
Video formats | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC |
๐ Connectivity | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
USB | USB 3.2 Type-C, USB OTG On-The-Go |
Audio output | Type-C reversible connector |
TV output | USB Type-C (reversible) |
Bluetooth | 5.2 + A2DP/LE |
WiFi | 802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
DLNA | Supported |
GPS | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
NFC | Supported |
Infrared port | Not supported |
๐งญ Sensors | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Sensors | Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband) |
Vibrating alert | Supported |
๐ Battery | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Battery type | LiPo: li-ion polymer (Non removable) |
Battery capacity | 5000 mAh |
Charger, watts | 25W Wired fast charging USB Power Delivery 3.0 |
Inductive / wireless charging | 15W Qi wireless charging (Qi/PMA) 4.5W Reverse wireless charging |
Talk time autonomy | feature not registered |
Standby | feature not registered |
โ Other features | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
Call control | Voice dialing, Voice recorder, Voice commands |
Messaging | SMS (T9), MMS, E-mail, Push mail |
Hands-free calling | Supported |
Video calling | Supported |
Ringtones | Polyphonic and customized |
Web browser | HTML, XHTML, HTML5 |
Antenna | Internal antenna |
Qwerty physical keyboard | Not supported |
Miscellaneous | โข Colors: Phantom Black, Silver, Titanium, Navy, Brown โข Samsung Pay (Visa, MasterCard) โข Samsung DeX โข Stylus pen support |
โข๏ธ Radiation rate | |
Galaxy S21 Ultra (SM-G998U1 512GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | 0.77W/kg (head), 1.02W/kg (body) |
SAR 2W/kg (Europe, UK, etc.) | feature not registered |
Samsung Galaxy S21 Ultra versions (variations) with different specifications
















How to use coupon extensions to maximize your savings
Thursday, 12.26.2024
The synergy of mobile technology and travel
Wednesday, 12.18.2024
Why updating your printer driver is crucial for optimal performance
Friday, 11.15.2024