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Xiaomi Redmi Note 10 5G vs Xiaomi Mi 11 Ultra vs Samsung Galaxy S21 Ultra

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

Comparison mode:

Display

Size:

6.5 inches
6.8 inches
6.8 inches

Resolution:

2400 x 1080 pixels, 20:9 ratio, 405 PPI
3200 x 1440 pixels, 20:9 ratio, 515 PPI
3200 x 1440 pixels, 20:9 ratio, 516 PPI

Technology:

AMOLED
AMOLED
Dynamic AMOLED

Refresh rate:

90Hz
120Hz
120Hz (adaptable)

Screen-to-body:

83.57 %
91.24 %
89.33 %

Peak brightness:

1700 cd/m2 (nit)
1500 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 3), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Additional display:

1.1 inches, 294 pixels 124 x, AMOLED, Touch screen: Yes, Capacitive

Hardware

System chip:

MediaTek Dimensity 700
Qualcomm Snapdragon 888 SM8350
Qualcomm Snapdragon 888

Processor:

Octa-core, 2200 MHz, Arm Cortex-A76 and Arm Cortex-A55, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Arm Mali-G57 MC2
Adreno 660
Adreno 660

RAM:

4GB LPDDR4
8GB LPDDR5
12GB LPDDR5

Internal storage:

64GB (UFS 2.2)
256GB (UFS 3.1), not expandable
128GB (UFS 3.1), not expandable

Device type:

Smartphone
Smartphone
Smartphone

OS:

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

Battery

Capacity:

5000 mAh
5000 mAh
5000 mAh

Type:

Not user replaceable
Li - Polymer, Not user replaceable
Li - Polymer, Not user replaceable

Charging:

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

Max charge speed:

Wired: 18.0W
Wired: 67.0W; Wireless: 67.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Triple camera
Triple camera
Quad camera

Main camera:

48 MP (Autofocus)
50 MP (OIS, Laser autofocus)
108 MP (OIS, Laser and PDAF)

Specifications:

Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.9; Focal length: 24 mm; Sensor size: 1/1.12″; Pixel size: 1.4 μm
Aperture size: F1.8; Focal length: 24 mm; Sensor size: 1/1.33"; Pixel size: 0.8 μm

Second camera:

2 MP (Macro)
48 MP (Telephoto, Autofocus)
10 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.4
Optical zoom: 5.0x; Aperture size: F4.1; Focal Length: 120 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Optical zoom: 3.0x; Aperture size: F2.4; Focal Length: 70 mm; Sensor size: 1/3.2"; Pixel size: 1.22 μm

Third camera:

2 MP (Depth information)
48 MP (Ultra-wide, PDAF)
12 MP (Ultra-wide, PDAF)

Specifications:

Aperture size: F2.4
Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

10 MP (Periscope, OIS, PDAF)

Specifications:

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

Video recording:

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

Features:

OIS, HDR, Hyperlapse, Video light, EIS

Front:

8 MP
20 MP
40 MP (PDAF, HDR)

Video capture:

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

Design

Dimensions:

6.37 x 2.97 x 0.35 inches (161.81 x 75.34 x 8.92 mm)
6.47 x 2.94 x 0.33 inches (164.3 x 74.6 x 8.38 mm)
6.50 x 2.98 x 0.35 inches (165.1 x 75.6 x 8.9 mm)

Weight:

6.70 oz (190.0 g)
8.25 oz (234.0 g)
8.04 oz (229.0 g)

Materials:

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

Resistance:

Splash
Water, Dust; IP68
Water, Dust; IP68

Biometrics:

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

Keys:

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

Colors:

Chrome Silver, Graphite Gray, Nighttime Blue, Aurora Green
Ceramic White, Ceramic Black
Phantom black, Silver

Cellular

5G:

n1, n3, n7, n8, n20, n28, n38, n40, n41, n66, n77, n78
n1, n3, n5, n7, n8, n20, n28, n38, n40, n41, n77, n78, n79, SA, NSA
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), 17(700 b), 20(800 DD), 28(700 APT), 32(1500 L-band), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 17(700 b), 20(800 DD), 28(700 APT), 32(1500 L-band), 66(AWS-3)
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)

LTE (TDD):

Bands 38(2600), 40(2300), 41(2600+)
Bands 38(2600), 40(2300), 41(2600+), 42(3500)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

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

Data Speed:

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

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker, Multiple speakers
Earpiece, Loudspeaker, Multiple speakers
Earpiece, Multiple speakers

Features:

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

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
for Noise cancellation
for Noise cancellation, Video recording

Connectivity & Features

Bluetooth:

5.0
5.2
5.1

Wi-Fi:

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

USB:

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

Features:

Charging
Charging, Mass storage device
Charging, Headphones port, OTG, Video out

Location:

GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, SBAS, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, NavIC, GNSS, Dual-band positioning, Cell ID, Wi-Fi positioning
GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning

Sensors:

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

Other:

NFC, Infrared
NFC, Infrared
NFC, ANT+

Hearing aid compatible:

M3, T3

Regulatory Approval

FCC approval:

Date approved:

Mar 31, 2021
Dec 22, 2020

FCC ID value:

2AFZZK1G
A3LSMG998U

Measured SAR:

Head:

0.84 W/kg
0.77 W/kg

Body:

0.46 W/kg
1.02 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg

Wireless Router:

0.74 W/kg
1.16 W/kg

Phablet:

3.15 W/kg

Buyers information

Price:

$ 199
$ 1200

In The Box:

C to C Data Cable, Ejection Pin

Availability

Officially announced:

Mar 04, 2021
Mar 29, 2021
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless