Microsoft Lumia 540 Dual vs Xiaomi Redmi Note 7

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

Display

Size:

5.0 inches
6.3 inches

Resolution:

1280 x 720 pixels, 294 PPI
2340 x 1080 pixels, 19.5:9 ratio, 409 PPI

Technology:

IPS LCD
IPS LCD

Screen-to-body:

64.97 %
81.37 %

Colors:

16 777 216

Touchscreen:

Capacitive, Multi-touch

Features:

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

Hardware

System chip:

Qualcomm Snapdragon 200
Qualcomm Snapdragon 660 SDM660

Processor:

Quad-core, 1200 MHz
Octa-core, 2200 MHz, Kryo 260, 64-bit, 14 nm

GPU:

Yes
Adreno 512

RAM:

1GB
4GB LPDDR4

Internal storage:

8GB
128GB

Storage expansion:

microSDXC up to 128 GB
microSDXC up to 256 GB

Device type:

Smartphone
Smartphone

OS:

Windows Phone, 8.1
Android (9.0 Pie)

Battery

Capacity:

2200 mAh
4000 mAh

Type:

User replaceable
Not user replaceable

Charging:

Qualcomm Quick Charge 4

Camera

Rear:

Single camera
Dual camera

Main camera:

8 MP (Autofocus, BSI sensor)
48 MP (PDAF, CMOS image sensor, BSI sensor)

Specifications:

Aperture size: F2.2; Focal length: 28 mm; Sensor size: 1/4"
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera:

5 MP (Depth information)

Specifications:

Aperture size: F2.4

Video recording:

Resolution, 848 x 480 pixels 30 fps
1920x1080 (Full HD) (120 fps), 1280x720 (HD) (120 fps)

Features:

Video calling
Continuous autofocus, EIS, Video calling, Video sharing

Front:

5 MP
13 MP (HDR)

Video capture:

Resolution
1920x1080 (Full HD)

Design

Dimensions:

5.67 x 2.90 x 0.37 inches (144 x 73.7 x 9.4 mm)
6.27 x 2.96 x 0.32 inches (159.21 x 75.21 x 8.1 mm)

Weight:

5.36 oz (152.0 g)
6.56 oz (186.0 g)

Materials:

Back: Glass (Corning Gorilla Glass 5)

Biometrics:

2D Face unlock, Fingerprint (touch)

Features:

Touch sensitive control keys

Keys:

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

Colors:

Black, Orange, Blue, White
Black, Blue, Red

Cellular

LTE (FDD):

Bands 2(1900), 3(1800), 4(AWS-1), 5(850), 7(2600), 8(900), 20(800 DD)

LTE (TDD):

Bands 38(2600), 40(2300)

UMTS:

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

Data Speed:

HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM:

Yes
Shared with microSD

SIM type:

Micro SIM
Nano SIM

Multimedia

Headphones:

3.5mm jack
3.5mm jack

Speakers:

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features:

Album art cover, Background playback
Album art cover, Background playback

Screen mirroring:

DLNA
Wireless screen share

Radio:

FM

Additional microphone(s):

for Noise cancellation

Connectivity & Features

Bluetooth:

4.0
5.0

Wi-Fi:

802.11 b, g, n; Hotspot
802.11 a, b, g, n, ac, dual-band; Wi-Fi Direct, Hotspot

USB:

microUSB, USB 2.0
Type-C (reversible)

Features:

Mass storage device, Charging
Charging, Mass storage device

Location:

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

Sensors:

Accelerometer
Accelerometer, Gyroscope, Compass

Other:

Tethering, Computer sync, OTA sync
Infrared, VoIP, Tethering, Computer sync, OTA sync

Phone features

Notifications:

Haptic feedback, Music ringtones (MP3), Polyphonic ringtones, Vibration, Flight mode, Silent mode, Speakerphone

Other features:

Voice dialing, Voice commands, Voice recording, TTY/TDD

Buyers information

In The Box:

Adapter, USB Cable type C, Tool to remove the SIM, User manual, Housing, Warranty

Availability

Officially announced:

Apr 14, 2015
Jan 10, 2019
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