Xiaomi Mi 6 vs Samsung Galaxy S21+ Specs Comparison

Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.

7.5
Xiaomi Mi 6
8.5
Samsung Galaxy S21+
Xiaomi Mi 6 Samsung Galaxy S21+
Released · Apr 28, 2017
Released · Jan 29, 2021
5.2-inch · 1920x1080px
6.7-inch · 2400x1080px
Dual camera
Triple camera
6GB · 128GB
8GB · 128GB
3350 mAh
4800 mAh
Check prices

Availability

Officially announced
Apr 19, 2017 Jan 14, 2021
Prices (MSRP)
$421 $1000

Design

Dimensions
5.72 x 2.78 x 0.29 inches
145.17 x 70.49 x 7.45 mm
6.35 x 2.98 x 0.31 inches
161.5 x 75.6 x 7.8 mm
Weight
5.93 oz / 168.0 g 7.13 oz / 202.0 g
Materials
Back: Glass
Frame: Metal
Back: Glass (Corning Gorilla Glass Victus)
Frame: Aluminum
Resistance
Splash Water, Dust; IP68
Biometrics
Fingerprint (touch) 2D Face unlock, Ultrasonic in-screen fingerprint
Keys
Right: Volume control, Lock/Unlock key Right: Volume control, Lock/Unlock key
Colors
Black, Blue, White Phantom silver, Black, Violet

Display

Size
5.2-inch, 71.27% screen-to-body 6.7-inch, 88.63% screen-to-body
Type
IPS LCD, 600 nits Dynamic AMOLED, 120Hz, HDR, 1300 nits
Resolution
1920x1080px, 428 PPI 2400x1080px, 20:9 ratio, 393 PPI
Protection
Corning Gorilla Glass Victus
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
1 (Excellent) 1.5 (Good)

Hardware

System chip
Snapdragon 835 MSM8998 (10 nm) Snapdragon 888 (5 nm)
Processor
Octa-core
2457 MHz
Kryo 280
Octa-core
1x2.84GHz Kryo 680
3x2.42GHz Kryo 680
4x1.80GHz Kryo 680
GPU
Adreno 540 Adreno 660
Memory
6GB (LPDDR4)/128GB
6GB/64GB
8GB (LPDDR5)/128GB (UFS 3.0)
8GB/256GB
Storage expansion
not expandable
OS
Android (9.0 Pie, 8.1 Oreo, 7.1 Nougat) Android (13, 12, 11)

Battery

Type
3350 mAh, Li - Polymer 4800 mAh, Li - Polymer
Charging
Qualcomm Quick Charge 3.0 Qualcomm Quick Charge 2.0, USB Power Delivery, Samsung Adaptive Fast Charging
Qi and Powermat wireless charging, Reverse wireless charging
Charge speed
Wired: 25.0W
Wireless: 15.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested
Battery Life Estimate
5h 26min
Browsing
10h 50min
Video
8h 27min
Gaming
8h 36min

Camera

Rear
Dual camera Triple camera
Main camera
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 27 mm
Sensor size: 1/2.9"
Pixel size: 1.25 μm
12 MP (OIS, PDAF)
Aperture size: F1.8
Focal length: 26 mm
Sensor size: 1/1.76"
Pixel size: 1.8 μm
Second camera
12 MP (Telephoto, Autofocus)
Optical zoom: 2.0x
Aperture size: F2.6
Focal Length: 52 mm
Pixel size: 1 μm
12 MP (Ultra-wide, PDAF)
Aperture size: F1.8
Focal Length: 13 mm
Sensor size: 1/2.55"
Pixel size: 1.4 μm
Third camera
64 MP (Telephoto, OIS, PDAF)
Aperture size: F2.0
Focal Length: 29 mm
Sensor size: 1/2.55"
Pixel size: 0.8 μm
Flash
Dual LED LED
Video recording
4K UHD (30 fps), 1080p (30 fps), 720p (120 fps)
Video calling, Video sharing
8K UHD (24 fps), 4K UHD (60 fps), 1080p (240 fps), 720p (960 fps)
OIS, HDR, Hyperlapse, Video light, EIS
Front
8 MP
Video capture: 1080p
10 MP (PDAF, HDR)
Video capture: 4K UHD (60 fps)

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
a,b,g,n,ac,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac
a,b,g,n,ac,Wi-Fi 6,dual-band
MIMO, Wi-Fi Direct, Hotspot
802.11 a, b, g, n, ac, ax
USB
Type-C Type-C, USB 3.2
Sensors
Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor Accelerometer, Gyroscope, Compass, Hall (for flip covers), Barometer, Ambient light sensor, Proximity sensor
Hearing aid compatible
M3/T3
Location
GPS, A-GPS, Glonass, BeiDou GPS, A-GPS, Glonass, Galileo, BeiDou, Cell ID, Wi-Fi positioning
Other
NFC, Infrared, Tethering, Computer sync, OTA sync NFC, ANT+

Multimedia

Headphones
No 3.5mm jack No 3.5mm jack
Speakers
Earpiece, Multiple speakers Earpiece, Multiple speakers
Features
Album art cover, Background playback 32-Bit DAC, Dolby Atmos, aptX, Dolby Digital, Dolby Digital Plus
Screen mirroring
Wireless screen share
Additional microphone(s)
Noise cancellation

Cellular

5G Bands
n2, n5, n12, n25, n41, n66, n71, n77, n260, n261, SA, NSA, Sub-6, mmWave
4G (FDD) Bands
1, 3, 5, 7, 8 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 66, 71
4G (TDD) Bands
38, 39, 40, 41 38, 39, 40, 41, 46, 48
3G Bands
5, 8, 2, 1 1, 2, 4, 5, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes
SIM type
Nano SIM Nano SIM

Regulatory Approval

FCC approval
Date approved: Dec 18, 2020
FCC ID value: A3LSMG996U
Measured SAR
Head: 0.65 W/kg
Body: 0.95 W/kg
Simultaneous Transmission: 1.59 W/kg
Wireless Router: 1.04 W/kg
Phablet: 3.97 W/kg

Alternative variants

Ceramic edition
Weight 6.42 oz / 182.0 g
Materials Back: Ceramic
Prices (MSRP) $436
with 256GB storage
Memory 256GB
Prices (MSRP) $1050
with 64 GB storage
Memory 64GB
Prices (MSRP) $363
for Europe
System chip Samsung Exynos 2100 (5 nm)
Processor Octa-core
1x2.91GHz Cortex-X1
3x2.81G​Hz Cortex-A78
4x2.2G​Hz Cortex-A55
GPU Mali G78 MP14
Weight 7.05 oz / 200.0 g
5G Bands SA, NSA, Sub-6
FCC approval Date approved: Dec 18, 2020
FCC ID value: A3LSMG996B
Measured SAR Head: 0.24 W/kg
Body: 0.75 W/kg
Simultaneous Transmission: 3.59 W/kg
Wireless Router: 1.26 W/kg
Phablet: 1.95 W/kg
FCC OKs Cingular\'s purchase of AT&T Wireless