Xiaomi Redmi 9 vs Doro 6820 Specs Comparison

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Xiaomi Redmi 9 Doro 6820
Released · Jun 18, 2020
Released · April 2022
6.5-inch · 2340x1080px
2.8-inch · 320x240px
Quad camera
Single camera
3GB · 32GB
5020 mAh
1000 mAh
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Design

Dimensions
6.43 x 3.03 x 0.36 inches
163.32 x 77.01 x 9.1 mm
4.21 x 2.20 x 0.79 inches
107 x 56 x 20 mm
Weight
6.98 oz / 198.0 g 4.13 oz / 117.0 g
Biometrics
2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key
Colors
Carbon gray, Sunset purple, Ocean green

Display

Size
6.5-inch, 83.27% screen-to-body 2.8-inch
Type
IPS LCD TFT
Resolution
2340x1080px, 19.5:9 ratio, 395 PPI 320x240px, 143 PPI
Protection
Corning Gorilla Glass 3
Features
Oleophobic coating
PhoneArena Display Test
Bright Max (20% APL)
Untested Untested
Bright Min
1.5 (Good) Untested

Hardware

System chip
MediaTek Helio G80 (12 nm) Unisoc UMS9117
Processor
Octa-core
2000 MHz
Arm Cortex-A75 and Arm Cortex-A55
Single core
1000 MHz
GPU
Mali G52 MC2
Memory
3GB (LPDDR4)/32GB (eMMC 5.1)
4GB/64GB
Storage expansion
microSDXC microSD up to 128 GB
OS
Android DorOs

Battery

Type
5020 mAh 1000 mAh
Charging
Qualcomm Quick Charge 3.0
Charge speed
Wired: 18.0W
PhoneArena Battery Tests
Battery Life Estimate
Untested
Browsing
Untested
Video
9h 15min
Gaming
7h 3min
Battery Life Estimate
Untested
Browsing
Untested
Video
Untested
Gaming
Untested

Camera

Rear
Quad camera Single camera
Main camera
13 MP (PDAF)
Aperture size: F2.2
2 MP
Second camera
8 MP (Ultra-wide)
Aperture size: F2.2
Third camera
5 MP (Macro)
Aperture size: F2.4
Fourth camera
2 MP (Depth information)
Flash
LED LED
Video recording
1080p
Front
8 MP (HDR)
Video capture: 1080p

Connectivity & Features

Bluetooth
5.0 5.0
WLAN
b,g,n
Wi-Fi Direct, Hotspot
802.11 b, g, n
USB
Type-C, USB 2.0
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass, BeiDou, Cell ID, Wi-Fi positioning GPS, A-GPS
Other
NFC, Infrared

Multimedia

Headphones
3.5mm jack
Speakers
Earpiece, Loudspeaker Earpiece, Loudspeaker
Screen mirroring
Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation

Cellular

LTE Bands
1, 2, 3, 4, 5, 7, 8, 20, 28 3, 7, 8, 12, 13, 14, 17, 18, 19, 20
TDD Bands
38, 40, 41 38
3G Bands
1, 2, 4, 5, 8 4, 8
Data Speed
LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
Dual SIM
Yes
SIM type
Nano SIM Micro SIM
HD Voice
Yes
VoLTE
Yes

Alternative variants

with 64GB storage
Memory 4GB/64GB
FCC OKs Cingular\'s purchase of AT&T Wireless