Lava Z71 vs Sony Ericsson Vivaz

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.

• Weight

  Vivaz: 53 g lighter

  Z71:

  150 g

  Vivaz:

  97 g

• Width

  Vivaz: 19.2 mm narrower

  Z71:

  70.9 mm

  Vivaz:

  51.7 mm

• Screen diagonal

  Vivaz: 2.51 in smaller diagonal

  Z71:

  5.71 in

  Vivaz:

  3.2 in

• Rear camera layout

  Z71:

  Dual

  Vivaz:

  Single

• Depth

  Z71: 3.5 mm thinner

  Z71:

  9 mm

  Vivaz:

  12.5 mm

• Height

  Vivaz: 38.6 mm shorter

  Z71:

  145.6 mm

  Vivaz:

  107 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. Z71

   Height:

   145.6 mm +38.6 mm versus Vivaz

   Width:

   70.9 mm +19.2 mm versus Vivaz

   Depth:

   9 mm

2. 2. Vivaz

   Height:

   107 mm

   Width:

   51.7 mm

   Depth:

   12.5 mm +3.5 mm versus Z71

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. Z71

   Screen diagonal:

   5.71 in

   Aspect ratio (height:width):

   19:9

   Approximate rectangular screen area:

   81.4 cm²

2. 2. Vivaz

   Screen diagonal:

   3.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   28.2 cm²

Z71 has approximately 188.3% more rectangular screen area than Vivaz.

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.