vivo Z1i vs Xiaomi Redmi 4

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

  Redmi 4: 5.1 mm narrower

  Z1i:

  75.1 mm

  Redmi 4:

  70 mm

• Screen diagonal

  Redmi 4: 1.26 in smaller diagonal

  Z1i:

  6.26 in

  Redmi 4:

  5 in

• Chipset

  Z1i:

  Qualcomm SDM636 Snapdragon 636 (14 nm)

  Redmi 4:

  Qualcomm MSM8940 Snapdragon 435 (28 nm)

• Rear camera layout

  Z1i:

  Dual

  Redmi 4:

  Single

• Depth

  Z1i: 0.8 mm thinner

  Z1i:

  7.9 mm

  Redmi 4:

  8.7 mm

• Height

  Redmi 4: 15.6 mm shorter

  Z1i:

  154.8 mm

  Redmi 4:

  139.2 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. Z1i

   Height:

   154.8 mm +15.6 mm versus Redmi 4

   Width:

   75.1 mm +5.1 mm versus Redmi 4

   Depth:

   7.9 mm

2. 2. Redmi 4

   Height:

   139.2 mm

   Width:

   70 mm

   Depth:

   8.7 mm +0.8 mm versus Z1i

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. Z1i

   Screen diagonal:

   6.26 in

   Aspect ratio (height:width):

   19:9

   Approximate rectangular screen area:

   97.8 cm²

2. 2. Redmi 4

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

Z1i has approximately 41.9% more rectangular screen area than Redmi 4.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

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.