Realme 8i vs Redmi Note 8 2021: Comparison

Comparison of features, performance, design, battery, camera and connectivity between the following smartphones: Realme 8i vs Redmi Note 8 2021. The complete information of specifications to decide which to buy.

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Technical data sheets

Basics

Score

Ki Price/Quality
Score
8.2 Ki Price/Quality
Score
8.1 Ki Price/Quality
Score
Design and Screen score 7.4 Design & Materials 5.9 Design & Materials
Performance and Hardware score 7.2 Performance & Hardware 6.5 Performance & Hardware
Camera score 6.3 Camera 7.0 Camera
Connectivity score 7.1 Connectivity 6.7 Connectivity
Battery score 7.6 Battery 5.8 Battery

User reviews

User score --
6.8
7 reviews

Technical specifications of the Realme 8i vs Redmi Note 8 2021

Specs Realme 8i prices Realme 8i
Global · 4GB · 128GB
where to buy Redmi Note 8 2021 Redmi Note 8 2021
Global · 4GB · 64GB
Inches 6.6" 6.3"
Resolution FHD+ FHD+
Usable surface 84% useful 80% useful
Aspect Ratio 20:9 19.5:9
Dimensions 75.7 mm
164.1 mm
8.5 mm
75.3 mm
158.3 mm
8.3 mm
Weight 194 g 190 g
Micro Helio G96
Octa-Core
Helio G85
Octa-Core
RAM 4 GB RAM 4 GB RAM
Storage 128 GB 64 GB
AnTuTu 339.897
v9
200.000
v8
Battery 5000 mAh 4000 mAh
Main Camera 1
50 Mpx · ƒ/1.8
S5KJN1
2 3
1
48 Mpx · ƒ/1.79
S5KGM1
2 3 4
Selfie Camera SELF 16 Mpx · ƒ/2.0 SELF 13 Mpx · ƒ/2.0
Bands
OS Android 11 Red Velvet Cake Android 11 Red Velvet Cake

Brand

Brand Realme Xiaomi
Aliases -- --

Release Date

Release date September 2021,
4 months ago
May 2021,
7 months ago
State On Sale On Sale
Market Global Global

Design & Materials

Structure

Realme 8i
Redmi Note 8 2021
Realme 8i
Redmi Note 8 2021
Size
75.7 mm
164.1 mm
8.5 mm
Print 3D Model
75.3 mm
158.3 mm
8.3 mm
Print 3D Model
Weight 194 g 190 g
Usable surface 84 % 80 %
Materials Plastic Plastic, P2i Nano coating, Splash resistant design
Resistance - -
Colors
Black

Purple
Black

White

Blue

Screen

Diagonal 6.6" 6.3"
Type LCD IPS LTPS LCD
Aspect Ratio 20:9 19.5:9
Resolution FHD+
1080 x 2400 px
FHD+
1080 x 2340 px
Density 399 Pixels per inch 409 Pixels per inch

Others

Others
  • Hole-punch Notch
  • Refresh rate 120 Hz
  • Touch sampling rate 180 Hz
  • Peak brightness - 600 cd/m²
  • DCI-P3
  • 100% NTSC
  • Scratch resistant
  • 2.5D curved glass screen
  • Capacitive
  • Multi-touch
  • Frameless
  • Water Drop Notch
  • Brightnes 500 cd/m² (typ)
  • 1500:1 contrast ratio
  • Scratch resistant
  • Corning Gorilla Glass 5
  • 2.5D curved glass glass
  • Capacitive
  • Multi-touch
  • Frameless

User reviews

Is it a drop-resistant and scratch-resistant smartphone?
--
7.6
Do you think it's a nice phone?
--
8.0
Is it comfortable?
--
6.1
Can you see it well in the sunlight?
--
7.0
Number of reviews
--
7 reviews

Performance & Hardware

Processor

Model MediaTek Helio G96 MediaTek Helio G85 (MT6769V/CZ)
CPU 2x Cortex-A76 2.05 GHz + 6x Cortex-A55 2.0 GHz 2x Cortex-A75 2.0 GHz + 6x Cortex-A55 1.8 GHz
Type Octa-Core Octa-Core
Manufacturing 12 nm 12 nm
Frequency 2.05 GHz 2 GHz
64 Bits Yes Yes

Graphics

GPU ARM Mali-G57 MC2 900MHz Arm Mali-G52 MC2 950MHz

RAM

RAM 4 GB 4 GB
Type LPDDR4X RAM LPDDR4X RAM

Storage

Capacity 128 GB 64 GB
Type UFS Storage 2.1 eMMC 5.1 Storage
SD Slot Yes ,
Independent SD slot
Yes ,
Independent SD slot

Security

Fingerprint Yes, on the side Yes, in the back

Sensors

Sensors
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • Proximity
  • Light sensor
  • Accelerometer
  • Compass
  • Gyroscope

Others

Notifications LED -- --
Cooling system No No
Gaming buttons No No

User reviews

Does it have good sound?
--
7.7
Does it work smoothly in everyday use?
--
6.7
What's your experience been with demanding games?
--
6.3
Number of reviews
--
7 reviews

Camera

Main

No. of cameras Triple rear camera Quad rear camera
1
Camera type

Standard

Standard
Resolution 50 Mpx 48 Mpx
Sensor Samsung S5KJN1 Samsung S5KGM1
Type ISOCELL ISOCELL
Aperture ƒ/ 1.8 ƒ/ 1.79
ISO -- --
Pixel size 0.64 µm 0.80 µm
Pixel Binning 1-4 (2x2) 1-4 (2x2)
Sensor size 1/2.76 1/2
2
Camera type

Black & white

Wide Angle lens
Resolution
2 Mpx
8 Mpx
Sensor
Omnivision OV02B10
Omnivision OV8856
Type
CMOS
PureCel
Aperture
ƒ/ 2.4
ƒ/ 2.2
Pixel size
1.75 µm
1.12 µm
Pixel Binning
--
--
Sensor size
1/5
1/4
3
Camera type

Macro lens

Macro lens
Resolution
2 Mpx
2 Mpx
Sensor
GalaxyCore GC02M1
Unknown
Type
CMOS
--
Aperture
ƒ/ 2.4
ƒ/ 2.4
Pixel size
1.75 µm
1.75 µm
Pixel Binning
--
--
Sensor size
1/5
--
4
Camera type
--

Portrait mode (depth)
Resolution
2 Mpx
Sensor
Unknown
Type
--
Aperture
ƒ/ 2.4
Pixel size
1.75 µm
Pixel Binning
--
Sensor size
--

Features

Flash LED LED
Optical Stabilisation No No
Slow Motion Video No,
30 fps
Yes,
120 fps
Others
  • Digital zoom
  • Triple camera
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Phase detection autofocus (PDAF)
  • Geotagging
  • Panorama
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Night Mode
  • 4K Video
  • Digital zoom
  • Quadruple camera
  • Digital image stabilization
  • Autofocus
  • Touch focus
  • Continuous shooting
  • Geotagging
  • HDR
  • Face detection
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • RAW

Selfie

SELF
Camera type

Dedicated

Dedicated
Resolution 16 Mpx 13 Mpx
Sensor Hynix Hi-1364Q Unknown
Type CMOS --
Aperture ƒ/ 2.0 ƒ/ 2.0
Pixel size 1.00 µm --
Pixel Binning -- --
Sensor size 1/3 --
Others
--
--

DxOMark Score

DxOMark Score -- --

User reviews

Quality of daytime photos
--
6.6
Quality of nighttime photos
--
4.6
Quality of selfies
--
7.4
Does it have a powerful flash?
--
7.3
Number of reviews
--
7 reviews

Connectivity

Network compatibility

5G -- --
4G LTE
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
  • B41 (TDD 2500)
  • B1 (2100)
  • B2 (1900)
  • B3 (1800)
  • B4 (1700/2100 AWS 1)
  • B5 (850)
  • B7 (2600)
  • B8 (900)
  • B20 (800)
  • B28b (700)
  • B28a (700)
  • B38 (TDD 2600)
  • B40 (TDD 2300)
3G
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
  • B19 (800)
  • B1 (2100)
  • B2 (1900)
  • B4 (1700/2100 AWS A-F)
  • B5 (850)
  • B8 (900)
2G
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
  • B2 (1900)
  • B3 (1800)
  • B5 (850)
  • B8 (900)
No official network bands

SIM card

Dual SIM Dual Sim Dual Standby Dual Sim Dual Standby
Type
  • Nano SIM
  • Nano SIM
  • Nano SIM
  • Nano SIM

Wi-Fi

Wi-Fi
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
  • 802.11a
  • 802.11b
  • 802.11g
  • 802.11n
  • 802.11n 5GHz
  • 802.11ac
Others
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display
  • Dual band
  • Wi-Fi Hotspot
  • Wi-Fi Direct
  • Wi-Fi Display

Bluetooth

Version Bluetooth 5.1 LE Low energy consumption Bluetooth 5.2 LE Low energy consumption
Others
  • A2DP (Advanced Audio Distribution Profile)
  • EDR (Enhanced Data Rate)
  • HID (Human Interface Profile)
  • LE (Low Energy)
  • A2DP (Advanced Audio Distribution Profile)
  • LE (Low Energy)
  • APT-x

Navigation

Navigation
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • Galileo
  • GPS
  • A-GPS
  • GLONASS
  • Beidou
  • Galileo

USB

USB
  • Charging
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C
  • Charging
  • Host
  • Mass Storage
  • USB On-The-Go (OTG)
  • USB Type C

SAR

European measurement

The European Union sets a limit of 2 W/kg averaged over 10 grams of tissue.

-- --
American measurement

The FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue

-- --

Others

Others
  • NFC
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Tethering.
  • VoLTE
  • No official network bands
  • Audio Jack
  • Radio FM
  • Computer sync
  • OTA sync
  • Infrared
  • Tethering.
  • VoLTE

User reviews

Does it have good coverage for calls?
--
7.4
Quality of the GPS
--
8.1
And the WiFi?
--
7.3
Number of reviews
--
7 reviews

Battery

Battery

Capacity
5000 mAh
4000 mAh
Type Li-Polymer Li-Polymer
Fast charge Yes,
18.0W
Yes,
18.0W
Others
  • Non-removable
  • Non-removable

User reviews

How long does the battery last?
--
  • 0%
    Less than half day
  • 14%
    Less than a day
  • 57%
    One day
  • 29%
    More than one day
  • 0%
    Two days or more
Number of reviews
--
7 reviews

Software

Software

Operating System
  • RealmeUI 2.0 (Android 11)
    Android 11 Red Velvet Cake, 1 year ago
  • MIUI V12 (Android 11)
    Android 11 Red Velvet Cake, 1 year ago
Google Services (official) Yes Yes

User reviews

Did it come with preinstalled applications?
--
  • 0%
    It comes with a clean operating system
  • 100%
    It has preinstalled apps but they don't bother me
  • 0%
    It has preinstalled apps that I can't uninstall
Do you regularly receive updates?
--
  • 0%
    Never
  • 0%
    Once a year
  • 57%
    Every six months
  • 43%
    Every two months or less
Number of reviews
--
7 reviews

Prices

Prices

Prices

Prices for the version Global  •  4GB  •  128GB Change

Prices

Prices for the version Global  •  4GB  •  64GB Change