Celkon 2GB Xpress vs Lava Z80

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

• Width

  2GB Xpress: 6.6 mm narrower

  2GB Xpress:

  66.5 mm

  Z80:

  73.1 mm

• Screen diagonal

  2GB Xpress: 0.5 in smaller diagonal

  2GB Xpress:

  4.5 in

  Z80:

  5 in

• Memory variants

  At 16 GB storage

  2GB Xpress:

  2 GB RAM

  Z80:

  3 GB RAM

• Chipset

  2GB Xpress:

  Spreadtrum 7731

  Z80:

  Mediatek MT6737 (28 nm)

• Depth

  Z80: 2 mm thinner

  2GB Xpress:

  10.1 mm

  Z80:

  8.1 mm

• Height

  2GB Xpress: 15 mm shorter

  2GB Xpress:

  133.5 mm

  Z80:

  148.5 mm

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. 1. 2GB Xpress

   Height:

   133.5 mm

   Width:

   66.5 mm

   Depth:

   10.1 mm +2 mm versus Z80

2. 2. Z80

   Height:

   148.5 mm +15 mm versus 2GB Xpress

   Width:

   73.1 mm +6.6 mm versus 2GB Xpress

   Depth:

   8.1 mm

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. 1. 2GB Xpress

   Screen diagonal:

   4.5 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   57.6 cm²

2. 2. Z80

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

Z80 has approximately 19.6% more rectangular screen area than 2GB Xpress.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

Battery capacity

Capacity is not battery life. No endurance test is implied.

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.