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Microsoft Lumia 640 XL LTE Dual SIM vs Xiaomi Redmi Note 4

Summary
56%
70%
Performance

Snapdragon 400

1 GB RAM

Snapdragon 625

4 GB RAM

Display

5.7" (14.48 cm)

720x1280 px (HD)

5.5" (13.97 cm)

1080x1920 px (FULL HD)

Rear Camera

13 MP

Single Camera

13 MP

Single Camera

Front Camera

5 MP

Single Camera

5 MP

Single Camera

Battery

3000 mAh

24 h talktime (3G)

4100 mAh

Storage

8 GB

128 GB (Expandable)

64 GB

128 GB (Expandable)

Expert Rating

4.0/5

Read Expert Review

User Rating

★★★★★
★★★★★

3.9/5 based on 442 ratings

★★★★★
★★★★★

4.4/5 based on 1,336,364 ratings

Compare Prices
Microsoft Lumia 640 XL LTE Dual SIM is permanently discontinued.
Rs. 8,999 @Amazon Buy
Not available in any other store
General
Launch Date

January 23, 2017 (Official)

Operating System

Windows Phone v8.1

Android v6.0.1 (Marshmallow)

Custom UI

MIUI

Performance
Poor
Good
Chipset

Qualcomm Snapdragon 400 MSM8226

Qualcomm Snapdragon 625 MSM8953

CPU

Quad core, 1.2 GHz, Cortex A7

Octa core, 2 GHz, Cortex A53

Architecture

32 bit

64 bit

Graphics

Adreno 305

Adreno 506

RAM

1 GB

4 GB

RAM Type

LPDDR3

Display
Average
Good
Display Type

IPS LCD

Screen Size

5.7 " (14.48 cm)

Resolution

720x1280 px (HD)

Pixel Density

258 ppi

Screen to Body Ratio (calculated)

69.55 %

72.5 %

Screen Protection

Corning Gorilla Glass v3

Touch Screen

, Capacitive Touchscreen, Multi-touch

Design
Size Compare
Size Compare
Dimensions

Height: 157.9 mm
Width: 81.5 mm
Thickness: 9 mm

Height: 151 mm
Width: 76 mm
Thickness: 8.4 mm

Weight

171 grams

165 grams

Build Material

Case: Metal
Back: Metal

Colours

Black, Blue, Orange, White

Black, Gold, Grey, Lake Blue

Camera
Main Camera
Camera Setup

Single

Single

Resolution

13 MP f/2.0, Primary Camera(28 mm focal length)

13 MP f/2.0, Primary Camera(1.12µm pixel size)

Sensor

Back-illuminated sensor (BSI)

IMX258, Back-illuminated sensor (BSI), Exmor-RS CMOS Sensor

Autofocus

, Phase Detection autofocus

OIS

No

Flash

, LED Flash

, Dual-color LED Flash

Image Resolution

4128 x 3096 Pixels

4128 x 3096 Pixels

Settings

Exposure compensation, ISO control

Exposure compensation, ISO control

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)

Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

4 x Digital Zoom
Auto Flash
Digital image stabilization
Face detection
Touch to focus

Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

1920x1080 @ 30 fps

1920x1080 @ 30 fps
1280x720 @ 120 fps

Front Camera
Average
Average
Camera Setup

Single

Single

Resolution

5 MP, Primary Camera

5 MP f/2.0, Primary Camera

Sensor

CMOS

Flash

No

Camera Features

Fixed Focus

Video Recording

1920x1080 @ 30 fps

1280x720 @ 30 fps

Battery
Good
Good
Capacity

3000 mAh

4100 mAh

Type

Li-ion

Li-Polymer

Removable

No

TalkTime

Up to 24 Hours(3G) / Up to 30.3 Hours(2G)

Standby time

Up to 888 Hours(3G) / Up to 888 Hours(2G)

USB Type-C

No

Storage
Very Good
Best in Class
Internal Memory

8 GB

64 GB

Expandable Memory

, Up to 128 GB

, Up to 128 GB

User Available Storage

Up to 53.6 GB

USB OTG

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Micro
SIM2: Micro

SIM1: Micro
SIM2: Nano (Hybrid)

Network Support

5G Not Supported in India, 4G Supported in India, 3G, 2G

5G Not Supported in India, 4G Supported in India, 3G, 2G

VoLTE

SIM 1

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 800(band 20)
3G Bands:
UMTS 1700 / 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
4G Speed:
50 Mbit/s ↑ 150 Mbit/s ↓ (LTE category 4)
3G Speed:
HSDPA 42.2 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑
GPRS:
Available
EDGE:
Available
Read More..

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3) / 850(band 5)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available

SIM 2

2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 1800(band 3) / 850(band 5)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available

SAR Value

Head: 1.6 W/kg, Body: 0.375 W/kg

Wi-Fi

, Wi-Fi 4 (802.11 b/g/n)

, Wi-Fi 4 (802.11 a/b/g/n)

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

Bluetooth

, v4.0

, v4.1

GPS

with A-GPS, Glonass

with A-GPS, Glonass

NFC

No

USB Connectivity

microUSB 2.0

Mass storage device, USB charging, microUSB 2.0

Multimedia
FM Radio

, Recording option

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Sensors
Fingerprint Sensor

Fingerprint Sensor Position

Rear

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Compass

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Applications

Explorer, Mi Cloud, Mi Remote

Price list

Not Available
Rs. 8,999
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