Non-removable Li-Po 3800 mAh battery
Processor Type: Quad-core 1.0 GHz Cortex-A7
Camera resolution: 2 MP
Operating System: Android 4.2.2 (Jelly Bean)

Display Size: 7.85 inches, 190.8 cm2 (~69.9% screen-to-body ratio)
Secondary Camera, VGA
Internal Memory: 16 GB, 1 GB RAM
RAM: 1 GB RAM
Resolution: 768 x 1024 pixels, 4:3 ratio (~163 ppi density)

Non-removable Li-Po 7700 mAh battery (28 Wh)
Processor Type: Quad-core 1.0 GHz
Camera resolution: 5 MP, autofocus
Operating System: Android 4.4.2 (KitKat)

Display Size: 10.1 inches, 295.8 cm2 (~63.8% screen-to-body ratio)
Secondary Camera, 2 MP
Internal Memory: 16 GB, 2 GB RAM
RAM: 2 GB RAM
Resolution: 1920 x 1200 pixels, 16:10 ratio (~224 ppi density)

Non-removable Li-Po 5900 mAh battery (21 Wh)
Processor Type: Quad-core 2.3 GHz Krait 400
Camera resolution: 8 MP, autofocus
Operating System: Android 4.4.4 (KitKat)

Display Size: 7.86 inches, 191.3 cm2 (~67.5% screen-to-body ratio)
Secondary Camera, 2 MP, 1080p@30fps
Internal Memory: 16/32 GB, 2 GB RAM
RAM: 2 GB RAM
Resolution: 1536 x 2048 pixels, 4:3 ratio (~326 ppi density)

Non-removable Li-Ion 8380 mAh battery (28.5 Wh)
Processor Type: Quad-core 1.33 GHz
Camera resolution: 5 MP or 2 MP, autofocus
Operating System: Android 4.4.4 (KitKat)

Display Size: 10.1 inches, 295.8 cm2 (~58.0% screen-to-body ratio)
Secondary Camera, 2 MP or 1.3 MP
Internal Memory: 16/32 GB, 1/2 GB RAM
RAM: /2 GB RAM
Resolution: 800 x 1280 pixels, 16:10 ratio (~149 ppi density)

Non-removable Li-Po battery (21 Wh)
Processor Type: Quad-core 2.3 GHz Krait 400
Camera resolution: 8 MP, autofocus
Operating System: Android 4.4.4 (KitKat)

Display Size: 12.3 inches, 468.5 cm2 (~70.3% screen-to-body ratio)
Secondary Camera, 2 MP, 1080p
Internal Memory: 32 GB, 2 GB RAM
RAM: 2 GB RAM
Resolution: 1200 x 1600 pixels, 4:3 ratio (~163 ppi density)

Operating System: Android 4.4.2 (KitKat)
Display Size: 17.3 inches, 825.1 cm2 (~69.7% screen-to-body ratio)
3.5 mm Audio Jack
Processor Speed: 1.58 GHz Processor Type: Dual-core 1.58 GHz

RAM: 2 GB RAM
Card Slot, microSD, up to 32 GB (dedicated slot); SD cards
Dual Sim

Non-removable Li-Po 4150 mAh battery
Processor Type: Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
Camera resolution: 16 MP, f/2.2, autofocus, LED flash
Operating System: Microsoft Windows 10

Display Size: 5.96 inches, 97.5 cm2 (~72.2% screen-to-body ratio)
Secondary Camera, 8 MP
Internal Memory: 64 GB, 4 GB RAM
RAM: 4 GB RAM
Resolution: 1440 x 2560 pixels, 16:9 ratio (~494 ppi density)

Operating System: Android, v4.2.2 (Jelly Bean)
Display Size: 7 inches, 800 x 1280 pixels, ~ 216 PPI
3.5 mm Audio Jack
Processor Speed: 1.2 GHz Processor Type: Marvell PXA1088 Processor

RAM: 1 GB
Card Slot, upto 32 GB
Dual Sim