3G, 42 Mbps Download 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v4.4.3 (KitKat)
Display Size: 5 inches, 1080 x 1920 pixels

Dual Sim
Processor Speed: 2.5 GHz Processor Type: Qualcomm MSM8974AC Snapdragon 801 Processor
RAM: 3 GB
Card Slot

3G, 7.2 Mbps Download, 2 Mbps Upload 4G WiFi
3.5 mm Audio Jack
Operating System: Windows Mobile, v6.5
Display Size: 3.2 inches, 480 x 800 pixels

Dual Sim
Processor Speed: 528 MHz Processor Type:
RAM: 288 MB
Card Slot, upto 16 GB

3G, 14.4 Mbps Download 4G WiFi
3.5 mm Audio Jack
Operating System: Blackberry OS, v7
Display Size: 3.2 inches, 480 x 640 pixels

Dual Sim
Processor Speed: 1.2 GHz Processor Type:
RAM: 768 MB
Card Slot, upto 32 GB

3G 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v4.3 (Jelly Bean)
Display Size: 4.3 inches, 540 x 960 pixels

Dual Sim
Processor Speed: 1.4 GHz Processor Type: Qualcomm Snapdragon MSM8226 Processor
RAM: 1 GB
Card Slot, upto 64 GB

3G, 42 Mbps Download, 5.76 Mbps Upload 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v4.2 (Jelly Bean)
Display Size: 6 inches, 1080 x 1920 pixels

Dual Sim
Processor Speed: 1.6 GHz Processor Type:
RAM: 2 GB
Card Slot, upto 64 GB

3G, 42.2 Mbps Download, 5.76 Mbps Upload 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v4.3 (Jelly Bean), upgradable to 4.4.2 (KitKat)
Display Size: 6 inches, 720 x 1280 pixels

Dual Sim
Processor Speed: 1.6 GHz Processor Type: Intel Atom Z2560 with Intel Hyper Threading Technology Processor
RAM: 2 GB
Card Slot, upto 64 GB

3G 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v5.0 (Lollipop)
Display Size: 5.5 inches, 1080 x 1920 pixels

Dual Sim
Processor Speed: 2.3 GHz Processor Type: 2.3 GHz, Quad Core, Intel Atom Z3580 Processor
RAM: 4 GB
Card Slot, upto 64 GB

3G 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v5.0 (Lollipop)
Display Size: 5.5 inches, 1080 x 1920 pixels

Dual Sim
Processor Speed: 2.3 Ghz Processor Type: Intel Atom Z3580 Processor
RAM: 4 GB
Card Slot, upto 64 GB

3G, 42.2 Mbps Download, 5.76 Mbps Upload 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v4.2.2 (Jelly Bean), upgradable to 4.4.2 (KitKat)
Display Size: 5 inches, 1080 x 1920 pixels

Dual Sim
Processor Speed: 1.6 GHz Processor Type:
RAM: 2 GB
Card Slot, upto 64 GB

3G, 42 Mbps Download, 5.76 Mbps Upload 4G WiFi, with wifi-hotspot
3.5 mm Audio Jack
Operating System: Android, v5 (Lollipop)
Display Size: 5.5 inches, 1920 x 1080 pixels

Dual Sim
Processor Speed: 1.8 GHz Processor Type: Intel Atom Z3580 Processor Processor
RAM: 2 GB
Card Slot, upto 64 GB