Samsung Galaxy S21 Ultra vs Xiaomi Redmi Note 10 Pro

Compare phone and tablet specifications of up to three devices at once.

Display

Size:

6.8 inches
6.7 inches

Resolution:

3200 x 1440 pixels, 20:9 ratio, 516 PPI
2400 x 1080 pixels, 20:9 ratio, 395 PPI

Technology:

Dynamic AMOLED
AMOLED

Screen-to-body:

89.33 %
85.62 %

Peak brightness:

1500 cd/m2 (nit)
1200 cd/m2 (nit)

Features:

120Hz refresh rate (adaptable), HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
120Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 888
Qualcomm Snapdragon 732G SM7150-AC

Processor:

Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm
Octa-core, 2300 MHz, Kryo 470, 64-bit, 8 nm

GPU:

Adreno 660
Adreno 618

RAM:

12GB LPDDR5
6GB LPDDR4

Internal storage:

128GB (UFS 3.1), not expandable
64GB (UFS 2.2)

Storage expansion:

microSDXC up to 512 GB

Device type:

Smartphone
Smartphone

OS:

Android (11), Samsung One UI
Android (11), MIUI 12 UI

Battery

Capacity:

5000 mAh
5020 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Charging:

Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat wireless charging, Reverse wireless charging
Qualcomm Quick Charge 4+

Max charge speed:

Wired: 25.0W; Wireless: 15.0W
Wired: 33.0W

Camera

Rear:

Quad camera
Quad camera

Main camera:

108 MP (OIS, Laser and PDAF)
108 MP (Autofocus)

Specifications:

Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm
Aperture size: F1.9; Sensor size: 1/1.52”; Pixel size: 0.7 μm

Second camera:

10 MP (Telephoto, OIS, PDAF)
8 MP (Ultra-wide)

Specifications:

Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm
Aperture size: F2.2

Third camera:

12 MP (Ultra-wide, PDAF)
5 MP (Telephoto, Macro, Autofocus)

Specifications:

Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Optical zoom: 2.0x; Aperture size: F2.4

Fourth camera:

10 MP (Periscope, OIS, PDAF)
2 MP (Depth information)

Specifications:

Optical zoom: 10.0x; Aperture size: F4.9; Focal Length: 240 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm
Aperture size: F2.4

Video recording:

7680x4320 (8K UHD) (24 fps), 3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps), 1280x720 (HD) (960 fps)

Features:

OIS, HDR, Hyperlapse, Video light, EIS

Front:

40 MP (PDAF, HDR)
16 MP

Video capture:

3840x2160 (4K UHD) (60 fps)
1920x1080 (Full HD)

Design

Dimensions:

6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)
6.46 x 3.01 x 0.32 inches (164 x 76.5 x 8.1 mm)

Weight:

8.04 oz (229.0 g)
6.77 oz (192.0 g)

Materials:

Back: Glass (Corning Gorilla Glass Victus); Frame: Aluminum
Back: Glass

Resistance:

Water, Dust; IP68
Splash; IP53

Biometrics:

2D Face unlock, Ultrasonic in-screen fingerprint
2D Face unlock, Fingerprint (touch)

Keys:

Right: Volume control, Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Phantom black, Silver
Onyx Gray, Glacier Blue, Gradient Bronze

Cellular

5G:

n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave

LTE (FDD):

Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 13(700 c), 14(700 PS), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 30(2300 WCS), 66(AWS-3), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT), 32(1500 L-band)

LTE (TDD):

Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)
Bands 38(2600), 40(2300), 41(2600+)

UMTS:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes

SIM type:

Nano SIM
Nano SIM

VoLTE:

Yes

Multimedia

Headphones:

No 3.5mm jack
3.5mm jack

Speakers:

Earpiece, Multiple speakers
Earpiece, Loudspeaker, Multiple speakers

Features:

32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus

Screen mirroring:

Wireless screen share
Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation, Video recording
for Noise cancellation

Connectivity & Features

Bluetooth:

5.1
5.0

Wi-Fi:

802.11 a, b, g, n, ac, ax (Wi-Fi 6), dual-band; MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

Type-C (reversible), USB 3.2
Type-C (reversible)

Features:

Charging, Headphones port, OTG, Video out
Charging

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, SBAS, Cell ID, Wi-Fi positioning

Sensors:

Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer
Accelerometer

Other:

NFC, ANT+
NFC, Infrared

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Dec 22, 2020

FCC ID value:

A3LSMG998U link

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

Buyers information

Price:

$ 1200
$ 279

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Jan 14, 2021
Mar 04, 2021
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