Samsung eSIM device guide

Samsung Galaxy S21 Ultra 5GeSIM Support and Specs

Samsung Galaxy S21 Ultra 5G supports eSIM. Review Samsung 5G compatibility, key device specs, SIM details, battery, display, camera and network bands for encryptSIM. Released 2021, January 29.

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At a glance

Key device specs

eSIM: Ready for instant activation
Network: GSM / CDMA / HSPA / EVDO / LTE / 5G
Display: 6.8", 1440x3200 pixels
Camera: 108 MP, 4320p
Chipset: Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
Battery: 5000 mAh, 25W 15W
Storage: 128GB/256GB/512GB storage, no card slot

Does Samsung Galaxy S21 Ultra 5G support eSIM?

Samsung Galaxy S21 Ultra 5G is listed as an eSIM-capable device in the encryptSIM device catalog.

eSIM supported

eSIM facts

Active eSIMs: 2 at once
Stored eSIMs: Varies by model
SIM variants: 2 variants

· Nano-SIM + eSIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time)

Connectivity profile

GSM / CDMA / HSPA / EVDO / LTE / 5G
2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1
Available. Released 2021, January 29

Install flow

Confirm device model and regional SIM variant.
Buy an encryptSIM plan for the destination.
Scan the QR code and activate mobile data.

Device FAQ

Common questions about Samsung Galaxy S21 Ultra 5G

Does Samsung Galaxy S21 Ultra 5G support eSIM?

Samsung Galaxy S21 Ultra 5G is listed as an eSIM-capable device in the encryptSIM device catalog. eSIM availability can still vary by region, carrier, firmware, and hardware variant.

Can I use encryptSIM with Samsung Galaxy S21 Ultra 5G?

Yes. If your Samsung Galaxy S21 Ultra 5G model is unlocked and supports eSIM in your region, you can install an encryptSIM eSIM data plan on it.

Does Samsung Galaxy S21 Ultra 5G support 5G?

Samsung Galaxy S21 Ultra 5G is listed with 5G support. Actual 5G availability depends on the local network, plan, bands, and coverage.

What SIM setup does Samsung Galaxy S21 Ultra 5G use?

Samsung Galaxy S21 Ultra 5G SIM details: · Nano-SIM + eSIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time).

Which operating system does Samsung Galaxy S21 Ultra 5G use?

Samsung Galaxy S21 Ultra 5G is listed with Android 11, up to 4 major upgrades. Software updates and regional firmware can affect setup flows and carrier options.

Keep exploring

Technical details

Detailed Samsung Galaxy S21 Ultra 5G specifications

Network Architecture

Technology: GSM / CDMA / HSPA / EVDO / LTE / 5G
2g Bands: GSM 850 / 900 / 1800 / 1900
Other: CDMA 800 / 1900 & TD-SCDMA
3g Bands: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Other 2: CDMA2000 1xEV-DO
4g Bands: 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G998U1
Other 3: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - SM-G998B
5g Bands: 2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1
Other 4: 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA/Sub6 - SM-G998B
Speed: HSPA 42.2/5.76 Mbps, LTE (7CA) Cat20 2000/200 Mbps, 5G (5+ Gbps DL)

Launch & Availability

Announced: 2021, January 14
Status: Available. Released 2021, January 29

Physical Attributes

Dimensions: 165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
Weight: 227 g (Sub6), 229 g (mmWave) (8.01 oz)
Build: Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
Sim: · Nano-SIM + eSIM · Nano-SIM + Nano-SIM + eSIM (max 2 at a time)
Other: IP68 dust tight and water resistant (immersible up to 1.5m for 30 min) Stylus support

Display Performance

Type: Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak)
Size: 6.8 inches, 112.1 cm 2 (~89.8% screen-to-body ratio)
Resolution: 1440 x 3200 pixels, 20:9 ratio (~515 ppi density)
Protection: Corning Gorilla Glass Victus

Platform

Os: Android 11, up to 4 major Android upgrades, One UI 6.1
Chipset: Exynos 2100 (5 nm) - International Qualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
Cpu: Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55) - USA/China
Gpu: Mali-G78 MP14 - International Adreno 660 - USA/China

Memory

Card Slot: No
Internal: 128GB 8GB RAM, 128GB 12GB RAM, 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
Other: UFS 3.1

Main Camera

Quad: 108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, OIS 10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Features: Laser AF, LED flash, auto-HDR, panorama
Video: 8K@24fps, 4K@30/60fps, 1080p@30/60/120/240fps, HDR10+, stereo sound rec., gyro-EIS

Selfie Camera

Single: 40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF
Features: HDR
Video: 4K@30/60fps, 1080p@30fps

Sound

Loudspeaker: Yes, with stereo speakers
3 5mm Jack: No
Other: High-bitrate audio support

Connectivity

Wlan: Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct
Bluetooth: 5.2, A2DP, LE
Positioning: GPS, GLONASS, BDS, GALILEO
Nfc: Yes
Radio: FM radio (Snapdragon model only; market/operator dependent)
Usb: USB Type-C 3.2, OTG

Features

Sensors: Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Other: Samsung DeX, Samsung Wireless DeX (desktop experience support) Ultra Wideband (UWB) support

Battery

Type: Li-Ion 5000 mAh
Charging: 25W wired, PD3.0 15W wireless (Qi) 4.5W reverse wireless

Misc

Colors: Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
Models: SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980
Sar: 0.77 W/kg (head) 1.02 W/kg (body)
Sar Eu: 0.71 W/kg (head) 1.58 W/kg (body)
Price: € 269.00 / $ 252.89 / £ 216.99

Key device specs

Does Samsung Galaxy S21 Ultra 5G support eSIM?

eSIM facts

Connectivity profile

Install flow

Common questions about Samsung Galaxy S21 Ultra 5G

Does Samsung Galaxy S21 Ultra 5G support eSIM?

Can I use encryptSIM with Samsung Galaxy S21 Ultra 5G?

Does Samsung Galaxy S21 Ultra 5G support 5G?

What SIM setup does Samsung Galaxy S21 Ultra 5G use?

Which operating system does Samsung Galaxy S21 Ultra 5G use?

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Detailed Samsung Galaxy S21 Ultra 5G specifications

Network Architecture

Launch & Availability

Physical Attributes

Display Performance

Platform

Memory

Main Camera

Selfie Camera

Sound

Connectivity

Features

Battery

Misc