Xiaomi Redmi Note 4X vs Xiaomi Redmi Note 7

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Display

Display size

5.5 inches
6.3 inches

Resolution

1080 x 1920 pixels
1080 x 2340 pixels

Pixel density

401 ppi
409 ppi

Technology

IPS LCD
IPS LCD

Screen-to-body ratio

72.78 %
81.37 %

Features

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

Camera

Rear

Single camera
Dual camera

Main camera

13 megapixels
48 megapixels

Hardware Features

CMOS image sensor, Phase detection autofocus
Phase detection autofocus, CMOS image sensor, Back-illuminated sensor (BSI)

Specifications

Aperture size: F2.0
Aperture size: F1.8; Sensor size: 1/2"; Pixel size: 0.8 μm

Second camera

 
5 megapixels

Hardware Features

 
Depth information

Specifications

 
Aperture size: F2.4

Flash

Dual LED
Dual LED

Video recording

1920x1080 (Full HD) (30 fps), 1280x720 (HD) (120 fps)
1920x1080 (Full HD) (120 fps), 1280x720 (HD) (120 fps)

Features

Video calling, Video sharing
Continuous autofocus, Digital image stabilization, Video calling, Video sharing

Front

5 megapixels
13 megapixels

Features

 
High Dynamic Range mode (HDR)

Design

Dimensions

5.94 x 2.99 x 0.33 inches (151 x 76 x 8.45 mm)
6.27 x 2.96 x 0.32 inches (159.21 x 75.21 x 8.1 mm)

Weight

5.82 oz (165 g)
the average is 6.1 oz (174 g)
6.56 oz (186 g)
the average is 6.1 oz (174 g)

Materials

Back: Metal
Back: Glass (Corning Gorilla Glass 5)

Biometrics

Fingerprint (touch)
2D Face unlock, Fingerprint (touch)

Features

Touch sensitive control keys
 

Colors

Black, Gold, Gray, Pink, Green
Black, Blue, Red

Multimedia

Headphones

3.5 mm jack
3.5 mm jack

Speakers

Earpiece, Loudspeaker
Earpiece, Loudspeaker

Features

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

Screen mirroring

Wireless screen share
Wireless screen share

Additional microphone(s)

for Noise cancellation
for Noise cancellation

Hardware & Performance

System chip

Qualcomm Snapdragon 625 8953
Qualcomm Snapdragon 660 SDM660

Processor

Octa-core, 2000 MHz, ARM Cortex-A53, 64-bit, 14 nm
Octa-core, 2200 MHz, Kryo 260, 64-bit, 14 nm

GPU

Adreno 506
Adreno 512

RAM

3 GB
4 GB

Internal storage

32 GB
128 GB

Storage expansion

microSDXC up to 128 GB
microSDXC up to 256 GB

OS

Android (6.0 Marshmallow)
Android (9.0 Pie)

Connectivity & Features

Bluetooth

4.2
5.0

Wi-Fi

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

USB

microUSB, USB 2.0
USB Type-C (reversible)

Features

Mass storage device, USB charging
Mass storage device

Location

GPS, A-GPS, Glonass, BeiDou
GPS, A-GPS, Glonass, Galileo, BeiDou

Sensors

Accelerometer, Gyroscope, Hall (for flip covers)
Accelerometer, Gyroscope, Compass

Other

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

Cellular

LTE (FDD)

Bands 1, 3, 5, 7
Bands 2, 3, 4, 5, 7, 8, 20

LTE (TDD)

Bands 38, 39, 40, 41
Bands 38, 40

UMTS

850, 900, 1900, 2100 MHz
850, 900, 1700/2100, 1900, 2100 MHz

Data

LTE-A Cat 6 (300/50 Mbit/s), HSPA
LTE-A Cat 9 (450/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s

Dual SIM

Yes
Yes

SIM type

Nano SIM, Micro SIM
Nano SIM

HD Voice

Yes
 

VoLTE

Yes
 

Battery

Capacity

4100 mAh
4000 mAh

Type

Li - Polymer, Not user replaceable
Not user replaceable

Charging

 
Qualcomm Quick Charge 4

Talk time

51.00 hours
the average is 21 h (1250 min)
23.00 hours
the average is 21 h (1250 min)

Stand-by time

 
10.5 days (251 hours)
the average is 21 days (493 h)

Stand-by time (4G)

11.0 days (264 hours)
the average is 24 days (583 h)
 

Music playback

162.00 hours
 

Video playback

18.00 hours
13.00 hours

Phone features

Notifications

Haptic feedback
Haptic feedback, Music ringtones, Vibration

Other features

Voice dialing, Voice commands, Voice recording
Voice dialing, Voice commands, Voice recording

Shopping information

In The Box

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

MSRP price

$ 145
 
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