Xiaomi Redmi Note 8 2021 vs Nothing Phone (2a) Specs Comparison

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

Display

Size:

6.3 inches
6.7 inches

Resolution:

2340 x 1080 pixels, 19.5:9 ratio, 409 PPI
2412 x 1084 pixels, 20:9 ratio, 395 PPI

Technology:

IPS LCD
AMOLED

Refresh rate:

60Hz
120Hz

Screen-to-body:

81.89 %
87.28 %

Peak brightness:

1300 cd/m2 (nit)

Features:

Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor
Scratch-resistant glass (Corning Gorilla Glass 5), Ambient light sensor, Proximity sensor

Hardware

System chip:

MediaTek Helio G85 MT6769Z (12 nm)
MediaTek Dimensity 7200 Pro (4 nm)

Processor:

Octa-core, 2000 MHz, Cortex-A75, 64-bit
Octa-core, 2x 2.8GHz Cortex A715 + 6x 2.0GHz Cortex A510, 64-bit

GPU:

Mali G52 MC2
Mali-G610 MC4

RAM:

4GB LPDDR4
8GB

Internal storage:

64GB (eMMC 5.1)
128GB

Storage expansion:

microSDXC up to 128 GB

OS:

Android (11), MIUI 12.5 UI
Android (14)

Device type:

Smartphone
Smartphone

Battery

Capacity:

4000 mAh
5000 mAh

Type:

Li - Polymer, Not user replaceable
Not user replaceable

Charging:

Fast charging

Max charge speed:

Wired: 18.0W
Wired: 45.0W

Camera

Rear:

Quad camera
Dual camera

Main camera:

48 MP (Autofocus)
50 MP (OIS, PDAF)

Specifications:

Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm
Aperture size: F1.9; Sensor size: 1/1.56"

Second camera:

8 MP (Ultra-wide)
50 MP (Ultra-wide)

Specifications:

Aperture size: F2.2; Sensor size: 1/4"; Pixel size: 1.12 μm
Aperture size: F2.2; Sensor size: 1/2.76"

Third camera:

2 MP (Macro, Autofocus)

Specifications:

Aperture size: F2.4; Pixel size: 1.75 μm

Fourth camera:

2 MP (Depth information)

Specifications:

Aperture size: F2.4; Pixel size: 1.75 μm

Flash:

LED
LED

Video recording:

1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
3840x2160 (4K UHD) (30 fps), 1920x1080 (Full HD) (120 fps)

Front:

13 MP
32 MP

Video capture:

1920x1080 (Full HD)

Design

Dimensions:

6.23 x 2.96 x 0.33 inches (158.3 x 75.3 x 8.35 mm)
6.41 x 3.00 x 0.34 inches (162.74 x 76.32 x 8.55 mm)

Weight:

6.70 oz (190.0 g)
6.70 oz (190.0 g)

Materials:

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

Resistance:

Yes; IP54

Biometrics:

Fingerprint (touch)
In-screen fingerprint

Keys:

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

Colors:

Neptune Blue, Moonlight White, Space Black,

Cellular

5G:

n1, n3, n5, n7, n8, n20, n28, n38, n39, n40, n41, n66, n77, n78

4G (FDD):

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), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 18(800 Lower), 19(800 Upper), 20(800 DD), 26(850+), 28(700 APT), 66(AWS-3)

4G (TDD):

Bands 38(2600), 40(2300)
Bands 38(2600), 39(1900+), 40(2300), 41(2600+), 42(3500)

3G:

Bands 1(2100), 2(1900), 4(1700/2100), 5(850), 8(900)
Bands 1(2100), 4(1700/2100), 5(850), 6(800), 8(900), 19(800)

Data Speed:

LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSPA

Dual SIM:

Shared with microSD

SIM type:

Nano SIM
Dual Nano SIM

HD Voice:

Yes

VoLTE:

Yes

Multimedia

Headphones:

3.5mm jack
No 3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Multiple speakers

Screen mirroring:

Wireless screen share
Wireless screen share

Additional microphone(s):

for Noise cancellation
for Noise cancellation

Connectivity & Features

Bluetooth:

5.2
5.3

Wi-Fi:

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

USB:

Type-C (reversible), USB 2.0
Type-C (reversible)

Features:

Charging, OTG
Charging

Location:

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

Sensors:

Accelerometer, Gyroscope, Compass
Accelerometer, Gyroscope, Compass

Other:

Infrared
NFC

Buyers information

Price:

$ 349 / € 329

In The Box:

Adapter, USB Type-C cable, SIM Eject Tool, Protective Case, Quick Start Guide, Warranty Card

Availability

Officially announced:

May 24, 2021
Mar 05, 2024
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