Samsung Galaxy S10 vs Xiaomi Poco X3 Pro vs Samsung Galaxy S21

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

Comparison mode:

Display

Size:

6.1 inches
6.7 inches
6.2 inches

Resolution:

3040 x 1440 pixels, 19:9 ratio, 550 PPI
2400 x 1080 pixels, 20:9 ratio, 395 PPI
2400 x 1080 pixels, 20:9 ratio, 424 PPI

Technology:

Dynamic AMOLED
IPS LCD
Dynamic AMOLED

Screen-to-body:

88.66 %
84.68 %
86.06 %

Peak brightness:

1300 cd/m2 (nit)

Features:

HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), Ambient light sensor, Proximity sensor
120Hz refresh rate, HDR support, Scratch-resistant glass (Corning Gorilla Glass 6), 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 855
Qualcomm Snapdragon 860 SM8150-AC
Qualcomm Snapdragon 888

Processor:

Octa-core, 2840 MHz, Kryo 485, 64-bit, 7 nm
Octa-core, 2960 MHz, Kryo 485, 64-bit, 7 nm
Octa-core, 2840 MHz, Kryo 680, 64-bit, 5 nm

GPU:

Adreno 640
Adreno 640
Adreno 660

RAM:

8GB LPDDR4
6GB LPDDR4
8GB LPDDR5

Internal storage:

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

Storage expansion:

microSDXC up to 512 GB
microSDXC up to 1024 GB

Device type:

Smartphone
Smartphone
Smartphone

OS:

Android (11, 10, 9.0 Pie), Samsung One UI
Android (11), Xiaomi MI UI
Android (11), Samsung One UI

Battery

Capacity:

3400 mAh
5160 mAh
4000 mAh

Type:

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

Battery life test results:

Charging:

Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging, Qi and Powermat 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: 33.0W
Wired: 25.0W; Wireless: 15.0W

Camera

Rear:

Triple camera
Quad camera
Triple camera

Main camera:

12 MP (OIS, PDAF)
48 MP (PDAF)
12 MP (OIS, PDAF)

Specifications:

Aperture size: F1.5/F2.4; Focal length: 26 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.8; Focal length: 26 mm; Sensor size: 1/1.76"; Pixel size: 1.8 μm

Second camera:

12 MP (Telephoto, OIS, PDAF)
8 MP (Ultra-wide)
64 MP (Telephoto, OIS, PDAF)

Specifications:

Optical zoom: 2.0x; Aperture size: F2.4; Focal Length: 52 mm; Sensor size: 1/3.6"; Pixel size: 1 μm
Aperture size: F2.2
Aperture size: F2.0; Focal Length: 29 mm; Sensor size: 1/1.7"; Pixel size: 0.8 μm

Third camera:

16 MP (Ultra-wide)
2 MP (Macro)
12 MP (Ultra-wide, Autofocus)

Specifications:

Aperture size: F2.2; Focal Length: 12 mm; Sensor size: 1/3.1"; Pixel size: 1 μm
Aperture size: F2.4
Aperture size: F2.2; Focal Length: 13 mm; Sensor size: 1/2.55"; Pixel size: 1.4 μm

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

3840x2160 (4K UHD) (60 fps), 1920x1080 (Full HD) (240 fps), 1280x720 (HD) (960 fps)
3840x2160 (4K UHD) (30 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:

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

Front:

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

Video capture:

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

Design

Dimensions:

5.90 x 2.77 x 0.31 inches (149.9 x 70.4 x 7.8 mm)
6.51 x 3.02 x 0.37 inches (165.3 x 76.8 x 9.4 mm)
5.97 x 2.80 x 0.31 inches (151.7 x 71.2 x 7.9 mm)

Weight:

5.54 oz (157.0 g)
7.58 oz (215.0 g)
6.03 oz (171.0 g)

Materials:

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

Resistance:

Water, Dust; IP68
Splash, Dust; IP53
Water, Dust; IP68

Biometrics:

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

Keys:

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

Colors:

Prism blue, Prism black, Prism white, Prism green, Flamingo pink
Phantom black, Frost blue, Metal bronze
Phantom pink, Violet, Gray, White

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), 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), 71(600)
Bands 1(2100), 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD), 28(700 APT)
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), 39(1900+), 40(2300), 41(2600+), 46
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), 8(900)
Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)

Data Speed:

LTE-A Pro Cat 20 (2000/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
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:

Shared with microSD

SIM type:

Nano SIM
Nano SIM
Nano SIM

HD Voice:

Yes

Multimedia

Headphones:

3.5mm jack
3.5mm jack
No 3.5mm jack

Speakers:

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

Features:

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

Screen mirroring:

Wireless screen share
Wireless screen share
Wireless screen share

Radio:

FM
FM, Stereo, RDS

Additional microphone(s):

for Noise cancellation
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, ax, dual-band; MIMO, Wi-Fi Direct, Hotspot
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

USB:

Type-C (reversible), USB 3.1
Type-C (reversible)
Type-C (reversible), USB 3.2

Features:

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

Location:

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

Sensors:

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

Other:

NFC, ANT+
NFC, Infrared
NFC, ANT+

Hearing aid compatible:

M4, T4
M3, T3

Regulatory Approval

FCC approval:

Date approved:

Feb 01, 2019
Feb 01, 2021
Dec 08, 2020

FCC ID value:

A3LSMG973U
2AFZZJ20SG
A3LSMG991U

Measured SAR:

Head:

0.39 W/kg
0.81 W/kg
0.36 W/kg

Body:

1.37 W/kg
0.67 W/kg
1.08 W/kg

Simultaneous Transmission:

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

Wireless Router:

1.35 W/kg
0.78 W/kg
1.09 W/kg

Phablet:

3.99 W/kg
2.49 W/kg

Buyers information

Price:

$ 900
€ 249
$ 800

In The Box:

Data cable, Travel adapter, Ejection Pin, USB Connector (OTG), Earphones by AKG, Quick Start Guide, Protective film
C to C Data Cable, Ejection Pin

Availability

Officially announced:

Feb 20, 2019
Mar 22, 2021
Jan 14, 2021
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