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Samsung Galaxy S21 Ultra
Full Specifications
This device is also known as Samsung SM-G998U1
I want it
2 users
I have it
9 users
I had it
15 users
Deals
Popular Comparisons
The Samsung Galaxy S21 Ultra is most commonly compared with these phones:
Availability |
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Officially announced | Jan 14, 2021 |
Prices (MSRP) | $1200 | €1399 |
This device has different variants: View all |
Design |
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Dimensions |
6.50 x 2.98 x 0.35 inches (~0.37 inches with camera bump) 165.1 x 75.6 x 8.9 mm (~9.4 mm with camera bump) |
Weight | 8.04 oz / 229.0 g |
Materials |
Back: Glass (Corning Gorilla Glass Victus) Frame: Aluminum |
Resistance | Water, Dust; IP68 |
Biometrics | 2D Face unlock, Ultrasonic in-screen fingerprint |
Keys | Right: Volume control, Lock/Unlock key |
Colors | Phantom black, Silver |
This device has different variants: View all |
Display |
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Size | 6.8-inch, 89.33% screen-to-body |
Type | Dynamic AMOLED, 120Hz, HDR, 1500 nits |
Resolution | 3200x1440px, 20:9 ratio, 516 PPI |
Protection | Corning Gorilla Glass Victus |
PhoneArena Display Test | |
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Bright Max (20% APL) | Untested |
Bright Min | 1.5 (Good) |
Learn more on our
PhoneArena Display Test Results page.
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Hardware |
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System chip | Snapdragon 888 SM8350 (5 nm) |
Processor |
Octa-core 1x2.84GHz Kryo 680 3x2.42GHz Kryo 680 4x1.80GHz Kryo 680 |
GPU | Adreno 660 |
Memory |
12GB (LPDDR5)/128GB (UFS 3.1) 12GB/256GB 16GB/512GB |
Storage expansion | not expandable |
OS | Android (14, 13, 12, 11) |
This device has different variants: View all |
PhoneArena Performance Test | |
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GeekBench 6 Single | 1117 |
GeekBench 6 Multi | 3312 |
3D Mark High | 1963 |
3D Mark Low | 1179 |
Learn more on our
PhoneArena Performance Test Results page.
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Battery |
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Type | 5000 mAh, Li - Polymer |
Charging |
Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging Qi and Powermat wireless charging, Reverse wireless charging |
Charge speed |
Wired: 25.0W Wireless: 15.0W |
PhoneArena Battery Test | |
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Battery Life Estimate: | 6h 15min |
Browsing: | 14h 43min |
Gaming: | 8h 40min |
Video: | 8h 52min |
Learn more on our
PhoneArena Battery Test Results page.
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Camera |
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Rear | Quad camera |
Main camera |
108 MP (OIS, Laser and PDAF) Aperture size: F1.8 Focal length: 24 mm Sensor size: 1/1.33" Pixel size: 0.8 μm |
Second camera |
12 MP (Ultra-wide, PDAF) Aperture size: F2.2 Focal Length: 13 mm Sensor size: 1/2.55" Pixel size: 1.4 μm |
Third camera |
10 MP (Telephoto, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm |
Fourth camera |
10 MP (Telephoto, Periscope, OIS, PDAF) Optical zoom: 3.0x Aperture size: F2.4 Focal Length: 70 mm Sensor size: 1/3.2" Pixel size: 1.22 μm |
Flash | LED |
Video recording |
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps) OIS, HDR, Hyperlapse, Video light, EIS |
Front |
40 MP (PDAF, HDR) Video capture: 4K UHD (60 fps) |
Connectivity & Features |
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Bluetooth | 5.1 |
WLAN |
a,b,g,n,ac,Wi-Fi 6,dual-band MIMO, Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac, ax |
USB | Type-C, USB 3.2 |
Sensors | Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor |
Hearing aid compatible | M3/T3 |
Location | GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning |
Other | NFC, ANT+ |
Multimedia |
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Headphones | No 3.5mm jack |
Speakers | Earpiece, Multiple speakers |
Features | 32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus |
Cellular |
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5G Bands | n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave |
4G (FDD) Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71 |
4G (TDD) Bands | 38, 39, 40, 41, 46, 48 |
3G Bands | 1, 2, 4, 5, 8 |
Data Speed | LTE-A Pro Cat 20 (2000/150 Mbit/s) |
SIM type | Nano SIM |
This device has different variants: View all |
Regulatory Approval |
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FCC approval |
Date approved: Dec 22, 2020 FCC ID value: A3LSMG998U |
Measured SAR |
Head: 0.77 W/kg Body: 1.02 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.16 W/kg Phablet: 3.15 W/kg |
This device has different variants: View all |
Alternative variants
with 256GB storage
Differences from the main variant: | |
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Memory | 256GB |
Colors | Phantom black |
Prices (MSRP) | $1250 |
with 512GB storage
Differences from the main variant: | |
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Memory | 16GB/512GB |
Colors | Phantom black |
Prices (MSRP) | $1380 |
for Europe
Differences from the main variant: | |
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System chip | Samsung Exynos 2100 (5 nm) |
Processor |
Octa-core 1x2.91GHz Cortex-X1 3x2.81GHz Cortex-A78 4x2.2GHz Cortex-A55 |
GPU | Mali G78 MP14 |
Weight | 8.01 oz / 227.0 g |
5G Bands | SA, NSA, Sub-6 |
FCC approval |
Date approved: Dec 22, 2020 FCC ID value: A3LSMG998B |
Measured SAR |
Head: 0.16 W/kg Body: 0.72 W/kg Simultaneous Transmission: 1.59 W/kg Wireless Router: 1.34 W/kg Phablet: 3.86 W/kg |
Despite our efforts to provide full and correct Samsung Galaxy S21 Ultra specifications, there is always a possibility of admitting a mistake. If you see any wrong or incomplete data, please
If you are interested in using our specs commercially, check out our Phone specs database licensing page.
Overall User Rating
8.6
1 person recommends this phone.
Build quality
8.9
Camera quality
8.4
Performance
9.4
Display
9.6
Battery life and charging
8.3
Value for money
8
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