Notification Center

This is our new notification center. Inside, you will find updates on the most important things happening right now.

Notifications

Hmm, push notifications seem to be disabled in your browser. You can enable them from the 'Settings' icon in the URL bar of your browser.

www.phonearena.com

Xiaomi Mi Mix 3 vs Apple iPhone 12 vs Samsung Galaxy S21

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

Comparison mode:

Display

Size:

6.4 inches
6.1 inches
6.2 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 403 PPI
2532 x 1170 pixels, 19.5:9 ratio, 457 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

Super AMOLED
OLED
Dynamic AMOLED

Refresh rate:

60Hz
120Hz (adaptive)

Screen-to-body:

84.96 %
87.24 %
86.06 %

Peak brightness:

600 cd/m2 (nit)
1200 cd/m2 (nit)
1300 cd/m2 (nit)

Features:

HDR support, Ambient light sensor, Proximity sensor
HDR support, Oleophobic coating, Scratch-resistant glass (Ceramic Shield), Ambient light sensor, Proximity sensor
HDR support, Scratch-resistant glass (Corning Gorilla Glass Victus), Ambient light sensor, Proximity sensor

Hardware

System chip:

Qualcomm Snapdragon 845 SDM845 (10 nm)
Apple A14 Bionic (5 nm)
Qualcomm Snapdragon 888 (5 nm)

Processor:

Octa-core, 2800 MHz, Kryo 385, 64-bit
Hexa-core, 3100 MHz, 64-bit
Octa-core, 1x 2.84GHz Kryo 680 + 3x 2.42GHz Kryo 680 + 4x 1.80GHz Kryo 680, 64-bit

GPU:

Adreno 630
Yes
Adreno 660

RAM:

8GB LPDDR4
4GB
8GB LPDDR5

Internal storage:

256GB, not expandable
64GB (NVMe), not expandable
128GB (UFS 3.0), not expandable

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (9.0 Pie)
iOS (15.x, 14.x)
Android (12, 11), Samsung One UI

Battery

Capacity:

3200 mAh
2815 mAh
4000 mAh

Type:

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

Battery life test results:

Charging:

Qualcomm Quick Charge 4+, Qi wireless charging
USB Power Delivery, Qi wireless charging, MagSafe 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:

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

Camera

Rear:

Dual camera
Dual camera
Triple camera

Main camera:

12.2 MP (OIS, PDAF)
12 MP (Sapphire crystal lens cover, OIS, PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.8; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.6; Focal length: 26 mm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm

Second camera:

12 MP (Telephoto)
12 MP (Ultra-wide, Sapphire crystal lens cover)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Optical zoom: 2.0x; Sensor size: 1/3.4"; Pixel size: 1 μm
Aperture size: F2.4; Focal Length: 13 mm
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

12 MP (Ultra-wide, Autofocus)

Specifications:

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

Video recording:

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

Features:

Time-lapse video, EIS, Video calling, Video sharing
OIS, HDR, Time-lapse video, Continuous autofocus, Picture-taking during video recording
OIS, HDR, Hyperlapse, Continuous autofocus, Video light, EIS

Front:

24 MP (Dual-Camera, Flash, HDR)
12 MP (EIS, HDR, Slow-motion videos)
10 MP (PDAF, HDR)

Video capture:

3840x2160 (4K UHD) (60 fps)
3840x2160 (4K UHD) (60 fps)

Design

Dimensions:

6.22 x 2.94 x 0.33 inches (157.89 x 74.69 x 8.46 mm)
5.78 x 2.81 x 0.29 inches (146.7 x 71.5 x 7.4 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

7.69 oz (218.0 g)
5.78 oz (164.0 g)
6.03 oz (171.0 g)

Materials:

Back: Ceramic; Frame: Aluminum
Back: Glass; Frame: Aluminum
Back: Plastic; Frame: Aluminum

Resistance:

Water, Dust; IP68
Water, Dust; IP68

Biometrics:

2D Face unlock, Fingerprint (touch)
3D Face unlock
2D Face unlock, Ultrasonic in-screen fingerprint

Features:

Notification light

Keys:

Right: Volume control, Lock/Unlock key
Left: Volume control, Other; Right: Lock/Unlock key
Right: Volume control, Lock/Unlock key

Colors:

Black, Green, Blue
Black, White, Red, Green, Blue, Purple
Phantom pink, Violet, Gray, White

Cellular

5G:

n1, n2, n3, n5, n7, n8, n12, n20, n25, n28, n38, n40, n41, n66, n71, n77, n78, n79, n260, n261, Sub-6, mmWave
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), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 66(AWS-3)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 12(700 a), 14(700 PS), 17(700 b), 18(800 Lower), 19(800 Upper), 20(800 DD), 25(1900+), 26(850+), 28(700 APT), 29(700 d), 30(2300 WCS), 32(1500 L-band), 66(AWS-3), 71(600)
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 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+)
Bands 34(2000), 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500), 46, 48(3600)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 46, 48(3600)

UMTS:

Bands 6(800), 5(850), 8(900), 4(1700/2100), 3(1800), 2(1900), 1(2100)
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, HSPA, HSUPA
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS

Dual SIM:

Yes
Yes

SIM type:

Nano SIM
Nano SIM, eSIM
Nano SIM

HD Voice:

Yes
Yes

VoLTE:

Yes
Yes

Multimedia

Headphones:

No 3.5mm jack
No 3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers
Earpiece, Multiple speakers

Features:

Album art cover, Background playback
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, Video recording

Connectivity & Features

Bluetooth:

5.0
5.0
5.0

Wi-Fi:

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

USB:

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

Features:

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

Location:

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

Sensors:

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

Other:

NFC, VoIP, Tethering, Computer sync, OTA sync
NFC, UMA (Wi-Fi Calling)
NFC, ANT+

Hearing aid compatible:

M3, T4
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Dec 08, 2020

FCC ID value:

A3LSMG991U

Measured SAR:

Head:

0.36 W/kg

Body:

1.08 W/kg

Simultaneous Transmission:

3.96 W/kg

Wireless Router:

1.09 W/kg

Phablet:

2.49 W/kg

Buyers information

Price:

$ 829
$ 800

In The Box:

USB-C to Lightning Cable, Documentation
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Oct 25, 2018
Oct 13, 2020
Jan 14, 2021
FCC OKs Cingular\'s purchase of AT&T Wireless