Xiaomi Mi 11 vs Xiaomi Mi 11i vs Samsung Galaxy S21

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

Display

Size:

6.8 inches
6.7 inches
6.2 inches

Resolution:

3200 x 1440 pixels, 20:9 ratio, 515 PPI
2400 x 1080 pixels, 20:9 ratio, 395 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

AMOLED
AMOLED
Dynamic AMOLED

Screen-to-body:

91.24 %
85.89 %
86.06 %

Peak brightness:

1500 cd/m2 (nit)
1300 cd/m2 (nit)
1300 cd/m2 (nit)

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 888
Qualcomm Snapdragon 888 SM8350
Qualcomm Snapdragon 888

Processor:

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

GPU:

Adreno 660
Adreno 660
Adreno 660

RAM:

8GB LPDDR5
8GB LPDDR5
8GB LPDDR5

Internal storage:

128GB (UFS 3.1), not expandable
128GB (UFS 3.1)
128GB (UFS 3.0), not expandable

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11), MIUI 12.5 UI
Android (11), MIUI 12 UI
Android (11), Samsung One UI

Battery

Capacity:

4600 mAh
4520 mAh
4000 mAh

Type:

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

Charging:

Qualcomm Quick Charge 5, Qi wireless charging, Reverse wireless charging
Fast 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: 55.0W; Wireless: 50.0W
Wired: 33.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Triple camera
Triple camera
Triple camera

Main camera:

108 MP (OIS, Autofocus)
108 MP (Autofocus)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.9; Sensor size: 1/1.33"; Pixel size: 0.8 μm
Aperture size: F1.8; Sensor size: 1/1.52”; Pixel size: 0.7 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm

Second camera:

13 MP (Ultra-wide)
5 MP (Telephoto, Macro)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Aperture size: F2.4
Aperture size: F2.4
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

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

Specifications:

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

Video recording:

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

Features:

OIS, HDR, Continuous autofocus
HDR, Time-lapse video
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

20 MP (Autofocus)
20 MP (HDR)
10 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.47 x 2.94 x 0.32 inches (164.3 x 74.6 x 8.06 mm)
6.44 x 3.01 x 0.31 inches (163.7 x 76.4 x 7.8 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

6.91 oz (196.0 g)
6.91 oz (196.0 g)
6.03 oz (171.0 g)

Materials:

Back: Glass; Frame: Metal
Back: Glass (Corning Gorilla Glass 5)
Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68

Biometrics:

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

Midnight gray, Horizon blue
Cosmic Black, Frosty White, Celestial Silver
Phantom pink, Violet, Gray, White

Cellular

5G:

n1, n3, n5, n8, n20, n28, n38, n41, n77, n78, n79
n1, n3, n5, n7, n8, n20, n28, n38, n41, n77, n78
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), 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+), 42(3500)
Bands 38(2600), 40(2300), 41(2600+)
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), 6(800)
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, 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:

No 3.5mm jack
No 3.5mm jack

Speakers:

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

Features:

Dolby Atmos
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:

5.2
5.2
5.0

Wi-Fi:

802.11 a, b, g, n, ac, ax (Wi-Fi 6); MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax (Wi-Fi 6); MIMO, 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), USB 3.1
Type-C (reversible)
Type-C (reversible), USB 3.2

Features:

Charging, Headphones port
Charging
Charging, Headphones port, OTG, Video out

Location:

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

Sensors:

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Altimeter, Compass, Barometer
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:

Jan 12, 2021
Mar 30, 2021
Dec 08, 2020

FCC ID value:

2AFZZK2G
2AFZZK11G
A3LSMG991U link

Measured SAR:

Head:

0.95 W/kg
0.95 W/kg
0.36 W/kg

Body:

0.65 W/kg
0.74 W/kg
1.08 W/kg

Simultaneous Transmission:

1.59 W/kg
1.59 W/kg
3.96 W/kg

Wireless Router:

0.75 W/kg
0.93 W/kg
1.09 W/kg

Phablet:

2.49 W/kg

Buyers information

Price:

€ 749
€ 649
$ 800

In The Box:

55W Power Adapter, USB Type-C Cable, Type-C to 3.5 mm Headphone Adapter, SIM Eject Tool, Soft Case, User Guide, Warranty Card
33W Power Adapter, USB Type-C Cable, Type-C to 3.5 mm Headphone Adapter, SIM Eject Tool, Protective Case, User Guide, Warranty Card
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Feb 08, 2021
Mar 29, 2021
Jan 14, 2021
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