SafeRooting
Microsoft Lumia 640 LTE Dual SIM root support — Magisk root and bootloader unlock
Microsoft

Microsoft Lumia 640 LTE Dual SIM

Released: 2015, March. Released 2015, AprilDiscontinued

NOT SUPPORTED

Not supported — this device type cannot be rooted through our service.

4.6 Rating

General

Brand
Microsoft
Model
Microsoft Lumia 640 LTE Dual SIM
Released
2015, March. Released 2015, April
Status
Discontinued
Price
About 150 EUR
OS
Microsoft Windows Phone 8.1, upgradable to Microsoft Windows 10
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)
SIM
Dual SIM (Micro-SIM, dual stand-by)

Display

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

Performance

Chipset
Qualcomm MSM8926 Snapdragon 400 (28 nm)
CPU
Quad-core 1.2 GHz Cortex-A7
GPU
Adreno 305
Internal
8GB 1GB RAM
Card slot
microSDXC (dedicated slot)

Camera

Single
1 MP
Features
LED flash
Video
720p

Network

Technology
GSM / HSPA / LTE
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
Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Connectivity

WLAN
Wi-Fi 802.11 b/g/n, DLNA, hotspot
Bluetooth
4.0, A2DP
Positioning
GPS, GLONASS, BDS
NFC
Yes
Radio
FM radio
USB
microUSB 2.0
3.5mm jack
Yes

Sensors

Sensors
Accelerometer, proximity, compass

Other

Colors
Glossy cyan, Orange, White, Matte black
Display
Contrast ratio: 1034 (nominal), 2.563 (sunlight)
Stand-by
Up to 864 h (2G) / Up to 864 h (3G)
Announced
2015, March. Released 2015, April
Talk time
Up to 26 h 30 min (2G) / Up to 17 h 30 min (3G)
Loudspeaker
Voice 70dB / Noise 65dB / Ring 75dB
Audio quality
Noise -93.1dB / Crosstalk -93.2dB
Battery (old)
Endurance rating 76h

Microsoft Lumia 640 LTE Dual SIM Overview

The Microsoft Lumia 640 LTE Dual SIM is an Android device from Microsoft, released in 2015. It combines the Qualcomm MSM8926 Snapdragon 400 (28 nm) and a 5.0-inch display, running Microsoft Windows Phone 8.1. This page tracks its full specifications, root status, and the bootloader and recovery notes that apply to it.

Related

Similar Devices

Microsoft Surface Duo 2 root support
Root Supported
Microsoft

Microsoft Surface Duo 2

Qualcomm SM8350 Snapdragon 888 5G (5 nm)128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
Microsoft Surface Duo root support
Root Supported
Microsoft

Microsoft Surface Duo

Qualcomm SM8150 Snapdragon 855 (7 nm)128GB 6GB RAM, 256GB 6GB RAM
Microsoft Lumia 650 root support
Root Supported
Microsoft

Microsoft Lumia 650

Qualcomm MSM8909v2 Snapdragon 212 (28 nm)16GB 1GB RAM
Microsoft Lumia 435 root support
Root Supported
Microsoft

Microsoft Lumia 435

Qualcomm MSM8210 Snapdragon 200 (28 nm)8GB 1GB RAM
Microsoft Lumia 435 Dual SIM root support
Root Supported
Microsoft

Microsoft Lumia 435 Dual SIM

Qualcomm MSM8210 Snapdragon 200 (28 nm)8GB 1GB RAM
Microsoft Lumia 532 root support
Root Supported
Microsoft

Microsoft Lumia 532

Qualcomm MSM8212 Snapdragon 200 (28 nm)8GB 1GB RAM
Microsoft Lumia 532 Dual SIM root support
Root Supported
Microsoft

Microsoft Lumia 532 Dual SIM

Qualcomm MSM8212 Snapdragon 200 (28 nm)8GB 1GB RAM
Microsoft Lumia 640 Dual SIM root support
Root Supported
Microsoft

Microsoft Lumia 640 Dual SIM

Qualcomm MSM8926 Snapdragon 400 (28 nm)8GB 1GB RAM