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Microsoft Lumia 640 XL LTE Dual SIM vs Samsung Galaxy J7

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Summary
56%
66%
Performance

Snapdragon 400

1 GB RAM

Samsung Exynos 7 Octa 7580

1.5 GB RAM

Display

5.7" (14.48 cm)

720x1280 px (HD)

5.5" (13.97 cm)

720x1280 px (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)

3000 mAh

18 h talktime (3G)

Storage

8 GB

128 GB (Expandable)

16 GB

128 GB (Expandable)

User Rating

★★★★★
★★★★★

3.9/5 based on 442 ratings

★★★★★
★★★★★

4.3/5 based on 40,499 ratings

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Microsoft Lumia 640 XL LTE Dual SIM is permanently discontinued.
Not Available in any store
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General
Launch Date

July 16, 2015 (Official)

Operating System

Windows Phone v8.1

Android v5.1 (Lollipop)

Performance
Poor
Average
Chipset

Qualcomm Snapdragon 400 MSM8226

Samsung Exynos 7 Octa 7580

CPU

Quad core, 1.2 GHz, Cortex A7

Octa core, 1.5 GHz, Cortex A53

Architecture

32 bit

64 bit

Graphics

Adreno 305

Mali-T720 MP2

RAM

1 GB

1.5 GB

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 %

69.46 %

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: 152.4 mm
Width: 78.6 mm
Thickness: 7.5 mm

Weight

171 grams

171 grams

Colours

Black, Blue, Orange, White

Black, Gold, White

Camera
Main Camera
Camera Setup

Single

Single

Resolution

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

13 MP f/1.9, Primary Camera

Sensor

Back-illuminated sensor (BSI)

CMOS image sensor

Autofocus

OIS

No

Flash

, LED Flash

, 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

Front Camera
Average
Good
Camera Setup

Single

Single

Resolution

5 MP, Primary Camera

5 MP f/2.2, Primary Camera

Autofocus

No

Flash

, LED Flash

Video Recording

1920x1080 @ 30 fps

Battery
Good
Good
Capacity

3000 mAh

3000 mAh

Type

Li-ion

Li-ion

Removable

TalkTime

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

Up to 18 Hours(3G)

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

16 GB

Expandable Memory

, Up to 128 GB

, Up to 128 GB

User Available Storage

Up to 11.6 GB

Network & Connectivity
SIM Slot(s)

Dual SIM, GSM+GSM

Dual SIM, GSM+GSM

SIM Size

SIM1: Micro
SIM2: Micro

SIM1: Micro
SIM2: Micro

Network Support

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

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

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 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 800(band 20)
3G Bands:
UMTS 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 21.1 Mbit/s ↓, HSUPA 5.76 Mbit/s ↑
GPRS:
Available
EDGE:
Available
Read More..

SIM 2

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

4G Bands:
TD-LTE 2300(band 40)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20)
3G Bands:
UMTS 1900 / 2100 / 850 / 900 MHz
2G Bands:
GSM 1800 / 1900 / 850 / 900 MHz
GPRS:
Available
EDGE:
Available
Read More..

SAR Value

Head: 0.571 W/kg

Wi-Fi

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

, Wi-Fi 4 (802.11 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

HDMI

No

Multimedia
FM Radio

Loudspeaker

Audio Jack

3.5 mm

3.5 mm

Sensors
Fingerprint Sensor

No

Other Sensors

Light sensor, Proximity sensor, Accelerometer, Compass

Proximity sensor, Accelerometer