Lava Z91 vs Sony Xperia XZ1

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

  Z91: 8 g lighter

  Z91:

  147 g

  Xperia XZ1:

  155 g

• Screen diagonal

  Xperia XZ1: 0.5 in smaller diagonal

  Z91:

  5.7 in

  Xperia XZ1:

  5.2 in

• Chipset

  Z91:

  Mediatek MT6739 (28 nm)

  Xperia XZ1:

  Qualcomm MSM8998 Snapdragon 835 (10 nm)

• Height

  Xperia XZ1: 4 mm shorter

  Z91:

  152 mm

  Xperia XZ1:

  148 mm

• Release year

  Z91:

  2018

  Xperia XZ1:

  2017

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. Z91

   Height:

   152 mm +4 mm versus Xperia XZ1

   Width:

   72.9 mm

   Depth:

   7.7 mm

2. 2. Xperia XZ1

   Height:

   148 mm

   Width:

   73.4 mm

   Depth:

   7.4 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. Z91

   Screen diagonal:

   5.7 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   83.8 cm²

2. 2. Xperia XZ1

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   74.5 cm²

Z91 has approximately 12.5% more rectangular screen area than Xperia XZ1.

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.