Microsoft Lumia 640 LTE Dual SIM

Microsoft Lumia 640 LTE Dual SIM

Brand: Microsoft

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Last searched: 2026-05-11

Key Features

5.0 inches

Display

8 MP

Camera

1GB

RAM

2500

Battery

Full Specifications

Overview

Brand
Microsoft
Model
Microsoft Lumia 640 LTE Dual SIM
Released
2015, March. Released 2015, April
Status
Discontinued
Dimensions
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)
Weight
145 g (5.11 oz)
OS
Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10

Body

SIM
Dual SIM (Micro-SIM, dual stand-by)
Weight
145 g (5.11 oz)
Dimensions
141.3 x 72.2 x 8.8 mm (5.56 x 2.84 x 0.35 in)

Misc

Price
About 150 EUR
Colors
Glossy cyan, Orange, White, Matte black

Comms

NFC
Yes
USB
microUSB 2.0
WLAN
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Radio
FM radio
Bluetooth
4.0, A2DP
Positioning
GPS, GLONASS, BDS

Sound

3.5mm jack
Yes
Loudspeaker
Yes

Tests

Display
Contrast ratio: 1034 (nominal), 2.563 (sunlight)
Loudspeaker
Voice 70dB / Noise 65dB / Ring 75dB
Audio quality
Noise -93.1dB / Crosstalk -93.2dB
Battery (old)
Endurance rating 76h

Launch

Status
Discontinued
Announced
2015, March. Released 2015, April

Memory

Internal
8GB 1GB RAM
Card slot
microSDXC (dedicated slot)

Battery

Type
Li-Ion 2500 mAh, removable
Stand-by
Up to 864 h (2G) / Up to 864 h (3G)
Talk time
Up to 26 h 30 min (2G) / Up to 17 h 30 min (3G)

Display

Size
5.0 inches, 68.9 cm, 2, (~67.6% screen-to-body ratio)
Type
IPS LCD
Protection
Corning Gorilla Glass 3
Resolution
720 x 1280 pixels, 16:9 ratio (~294 ppi density)

Network

Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
2G bands
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands
1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40
Technology
GSM / HSPA / LTE

Features

Sensors
Accelerometer, proximity, compass

Platform

OS
Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
CPU
Quad-core 1.2 GHz Cortex-A7
GPU
Adreno 305
Chipset
Qualcomm MSM8926 Snapdragon 400 (28 nm)

Main Camera

Video
1080p@30fps
Single
8 MP, f/2.2, 28mm (wide), 1/4.0", AF
Features
LED flash

Selfie camera

Video
720p
Single
1 MP

About Microsoft Lumia 640 LTE Dual SIM

Microsoft Lumia 640 LTE Dual SIM is a discontinued device from Microsoft's popular line of first class Android phones, released in the 2015.

Microsoft Lumia 640 LTE Dual SIM has a wide variety of great specifications such as 8GB 1GB RAM with Qualcomm MSM8926 Snapdragon 400 (28 nm) , as well as ultrasonic fingerprint sensor. The thing that makes this decent smartphone special is its sleek design and an amazing all-screen design with no notches at all.

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