Overview

- Release date: 2021, January
- Known as Samsung Galaxy S21 Ultra 5G
- Android 11
- Size of 165.1 x 75.6 x 8.9 mm
- 227 grams

Display

- 6.8" WQHD 20:9 resolution (3200 x 1440)
- Dynamic AMOLED 2X (120Hz) (HDR10+)
- Screen-to-body ratio: ~89.8%
- 515 ppi density
- Corning Gorilla Glass Victus

Memory

- 128 / 256 / 512 GB mass storage
- Non-expandable
- 12 / 16 GB RAM (LPDDR4X, 2133 MHz)

Battery

- Non-removable 5000 mAh battery
- 35 hours talk time (3G)

Sensors

✔ Gyroscope
✔ Accelerometer
✔ Proximity
✔ Compass
✔ Barometer

Processor

- Samsung Exynos 2100 / Q. Snapdragon 888 (1 Cortex-X1 up to 2.9 GHz + 3 Cortex-A78 up to 2.80 GHz + 4 Cortex-A55 up to 2.2 GHz / 1 Kryo 680 up to 2.84 GHz + 3 Kryo 680 up to 2.42 GHz + 4 Kryo 680 up to 1.80 GHz)
- GPU: Mali-G78 MP14 / Adreno 660

Cameras

- 108 MP (f/1.8 and sensor size 1/1.33"), 10 MP (f/4.9 and sensor size 1/3.24"), 10 MP (f/2.4 and sensor size 1/3.24") and 12 MP (f/2.2 and sensor size 1/2.55") main cameras
- 40 MP (f/2.2 and sensor size 1/2.8") front

✔ Optical + Electronic Image Stabilizer
✔ Main LED flash
❌ Front LED flash

Sound

- Loudspeaker(s): Mono
- Microphone(s): Stereo
- AKG

Connectivity

- Supports 5G up to 2 Gbps
- Bluetooth 5.2
- Wi-Fi 802.11 a/b/g/n/ac/ax

❌ Headphone jack
✔ Type-C USB 3.2
✔ OTG USB
✔ FM Radio
✔ NFC
✔ eSIM

· 2G networks
850 / 900 / 1800 / 1900
· 3G networks
850 / 900 / 1700 / 1900 / 2100
· 4G networks
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
· 5G networks
(?)

Additional features

- Always-On display
- Dual SIM version
- Fast battery charging
- Fast wireless charging
- Fingerprint reader
- IP68 certified
- Reverse wireless charging
- Samsung DeX
- Samsung Pay
- Samsung Wireless DeX
- Stylus support
- Supports ANT+
- USB Power Delivery 3