BLU Vivo XL vs NIU Tek 4D2

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

  Tek 4D2: 13.7 mm narrower

  Vivo XL:

  76.7 mm

  Tek 4D2:

  63 mm

• Screen diagonal

  Tek 4D2: 1.5 in smaller diagonal

  Vivo XL:

  5.5 in

  Tek 4D2:

  4 in

• Chipset

  Vivo XL:

  Mediatek MT6753 (28 nm)

  Tek 4D2:

  Mediatek MT6572M (28 nm)

• Depth

  Vivo XL: 2.8 mm thinner

  Vivo XL:

  7.5 mm

  Tek 4D2:

  10.3 mm

• Height

  Tek 4D2: 32.3 mm shorter

  Vivo XL:

  155.3 mm

  Tek 4D2:

  123 mm

• Release year

  Vivo XL:

  2016

  Tek 4D2:

  2014

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. Vivo XL

   Height:

   155.3 mm +32.3 mm versus Tek 4D2

   Width:

   76.7 mm +13.7 mm versus Tek 4D2

   Depth:

   7.5 mm

2. 2. Tek 4D2

   Height:

   123 mm

   Width:

   63 mm

   Depth:

   10.3 mm +2.8 mm versus Vivo XL

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. Vivo XL

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   83.4 cm²

2. 2. Tek 4D2

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

Vivo XL has approximately 83.1% more rectangular screen area than Tek 4D2.

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.