Comparisons / Comparison of Microsoft Lumia 640 XL LTE Dual SIM and Acer Liquid X2

Comparison of Microsoft Lumia 640 XL LTE Dual SIM and Acer Liquid X2 [S]ave

Attribute
Microsoft Lumia 640 XL LTE Dual SIM ×
Acer Liquid X2 ×
General
BrandMicrosoftAcer
Launch
Announced2015-03-012015-04-01
Body
Width (mm)98.5
Length (mm)157.9153.3
Height (mm)81.578.8
Weight (g)171166
SIMDual SIM (Micro-SIM, dual stand-by)Triple SIM (Micro-SIM)
Network
Technology
  • GSM
  • HSPA
  • LTE
  • GSM
  • HSPA
  • LTE
2G bands
  • GSM 850 / 900 / 1800 / 1900
  • GSM 850 / 900 / 1800 / 1900
3G bands
  • HSDPA 850 / 900 / 1700 / 1900 / 2100
  • HSDPA 850 / 1700(AWS) / 1900
  • HSDPA 900 / 1900 / 2100 - Europe, Taiwan
4G bands
  • 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28, 38, 40
  • LTE 700 / 900 / 1800
  • LTE 800 / 1800 / 2100 / 2600 - Europe
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Platform
OSMicrosoft Windows Phone 8.1Android 5.1 (Lollipop)
ChipsetQualcomm MSM8226 Snapdragon 400 (28 nm)Mediatek MT6753 (28 nm)
CPUQuad-core 1.2 GHz Cortex-A7Octa-core 1.3 GHz Cortex-A53
GPUAdreno 305Mali-T720MP4
Memory
Card slotmicroSDXC (dedicated slot)microSDHC (dedicated slot)
Internal
  • 8GB 1GB RAM
  • 32GB 3GB RAM
Display
Size (in)5.75.5
Resolution (px)720 x 1280720 x 1280
ProtectionCorning Gorilla Glass 3-
Display TypeIPS LCDIPS LCD
Battery
TypeLi-IonLi-Po
Capcity (mAh)30004020
Main Camera
Main Camera TypeSingleSingle
Main Camera Properties
  • 13 MP, f/2.0, 28mm (wide), 1/3", AF
  • 13 MP, f/1.8, AF
Main Camera Video1080p@30fps1080p@30fps
Main Camera FeaturesZeiss optics, LED flashLED flash
Selfie Camera
Selfie Camera TypeSingleSingle
Selfie Camera Properties
  • 5 MP
  • 13 MP, f/1.8, AF
Selfie Camera Video1080p@30fps-
Selfie Camera Features-LED flash
Comms
WLANWi-Fi 802.11 b/g/n, DLNA, hotspotWi-Fi 802.11 b/g/n, hotspot
Bluetooth4.0, A2DP4.0, A2DP, LE
GPS++
NFC+-
RadioFM radioFM radio
USBmicroUSB 2.0microUSB 2.0
Sound
Loudspeaker++
3.5mm jack++
Features
Sensors
  • Accelerometer
  • compass
  • proximity
  • sensor core
  • Accelerometer
  • compass
  • proximity
Misc
Colors
  • Black
  • Glossy white
  • Matte cyan
  • Matte white
  • Orange
  • Black
  • Gold
Stand-by (h)936820
Talk time (h)Up to 31 h 20 min (2G) / Up to 23 h 40 min (3G)Up to 23 h (3G)



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