Get the option to upgrade early by turning in your device for a new one after paying off 50% of the device cost. Restrictions apply.
Get monthly bill credits toward your new phone. See how trade-in works
The Samsung Galaxy S21 Ultra 5G has a 6.8-inch 120Hz adaptive display, a 108 MP rear camera, hyperfast processor, a striking design, and is S Pen compatible (sold separately). Get creative, do things your way, and stay connected with AT&T 5G. Fast. Reliable. Secure.
|Size (inches)||6.50 x 2.98 x 0.35|
|Display size (inches)||6.8-inch 120Hz Adaptive Display|
|Resolution (pixels)||3200 x 1440|
|Rear-facing camera||(Wide) 108 MP OIS AF F1.8
(Tele 10x) 10MP OIS AF F4.9
(UltraWide) 12MP AF F2.2
(Tele 3x) 10MP OIS AF F2.4
Space Zoom 100x
Optical Zoom 10x
|Video capture||Up To Ultra HD 8K (7680 x 4320) @ 24 fps|
|Video playback||Up To Ultra HD 8K (7680 x 4320) @ 60 fps|
|Front-facing camera||40 MP AF F2.2|
|Other shooting options||Single Take, Photo, Video, AR Doodle, Pro, Panorama, Food, Night, Portrait, Portrait Video, Pro Video, Super Sow-Mo, Slow Motion, Hyperlapse, Director’s View|
|Battery capacity||5000mAh (non-removable)|
|Talk time (hours)||Up to 37 hours|
|Standby time (days)||Up to 11.9|
|Audio playback time (hours)||Speaker: Up to 50 hours
Headset: Up to 81 hours
|Wireless charging capable|
|Fast charging capable|
|Time to charge to 50%||Up to 28 minutes|
|Time to charge to 100%||Up to 72 minutes|
|Chipset||Qualcomm® Snapdragon™ 888 5G|
|Cores||Octa-core, 1 at 2.8GHz, 3 at 2.4GHz, 4 at 1.8GHz|
|Internal memory storage||Up to 128GB / 256GB / 512GB|
|RAM||12GB RAM with 128GB and 256GB storage models, 16GB RAM with 512GB storage model|
Subject to change based on future operating system updates
|Voice dialing and voice commands|
|4G LTE||Bands 1, 2, 3, 4, 5, 7, 8, 12, 14, 20, 28, 29, 30, 38, 40, and 41|
|4G||HSPA+ with enhanced backhaul|
|3G - UMTS||850/900/1800/1900/2100MHz|
|HD Voice capable|
|Wi-Fi Calling capable|
|AT&T Video call capable|
|Wi-Fi-capablity||2.4GHz & 5.0GHz|
|Near Field Communication (NFC)||Open, Secure|
|Bluetooth® technology||v5.0 + EDR, A2Dp, LE, Aptx®|
|Mobile hotspot||Up to 10 devices|
|Noise suppression||Noise suppression by Goodix|
|Wireless emergency alerts (CMAS) capable|
|Sensors||Accelerometer, barometer, e-compass, fingerprint, gyroscope, magnetometer, proximity|
|Text messaging||Insert pictures, video clips and sound clips easily (messaging charges apply)|
|Advanced Messaging||RCS Universal Profile 1.0 (UP 1.0) compatible for larger file transfers and group messages with other UP 1.0 users. See when messages are delivered, read and when others are typing a response.|
|Mobile email||POP3, IMAP4, SMTP, SSL, TLS, EAS|
|Microsoft Direct Push|
|Music player||YouTube Music|
|Supported music formats||AAC, AMR, MP3, WAV, XMF, FLAC, OGG, DSF, DFF, APE|
|External music play controls||Via lockscreen|
|Hearing Aid (HAC) rating||M3, T3|
|Real Time Text (RTT) capable|
|Device Eco-rating||The AT&T Eco-Rating 2.0 system gives you environmental and social details about this device. The system uses a total of 20 performance criteria across 5 different attributes, for a total rating of 1 to 5 stars: 19-20 (5-star), 16-18 (4-star), 13-15 (3-star), 10-12 (2-star), 8-9 (1-star)|
|Substances of concern||4/4|
|Environmentally preferable materials||3/3|
|Energy efficiency and charging||1/1|
|End of life and recycling||2/2|
|Environmentally and socially responsible manufacturing||10/10|
|Total Eco-score||20/20 (5-star) Please visit www.att.com/ecospace for additional information|
Limited 4G LTE availability. LTE is a trademark of ETSI.
All talk, data, and standby times depend on network configuration.
All marks contained herein are the property of their respective owners.
Service provided by AT&T Mobility.
AT&T 5G requires compatible plan and device. 5G not available everywhere. Go to att.com/5Gforyou for details.
AT&T 5G+ service is not available in most areas. 5G+ is offered in very limited locations in specific cities. Device will display 5G+ coverage indicator when used in an area where 5G+ coverage is available. 5G+ requires approximate unobstructed line of site to signal source. For details on AT&T 5G coverage and the venues, campuses and other points of interests where 5G+ is available visit att.com/5Gforyou.