BLU Tank Xtreme 4.0 vs TECNO Spark CM

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

  Tank Xtreme 4.0: 31 g lighter

  Tank Xtreme 4.0:

  141 g

  Spark CM:

  172 g

• Width

  Tank Xtreme 4.0: 2.7 mm narrower

  Tank Xtreme 4.0:

  69 mm

  Spark CM:

  71.7 mm

• Screen diagonal

  Tank Xtreme 4.0: 1.7 in smaller diagonal

  Tank Xtreme 4.0:

  4 in

  Spark CM:

  5.7 in

• Chipset

  Tank Xtreme 4.0:

  Mediatek MT6580 (28 nm)

  Spark CM:

  Mediatek MT6737

• Depth

  Spark CM: 8.3 mm thinner

  Tank Xtreme 4.0:

  13.9 mm

  Spark CM:

  5.6 mm

• Height

  Tank Xtreme 4.0: 22.2 mm shorter

  Tank Xtreme 4.0:

  130 mm

  Spark CM:

  152.2 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. Tank Xtreme 4.0

   Height:

   130 mm

   Width:

   69 mm

   Depth:

   13.9 mm +8.3 mm versus Spark CM

2. 2. Spark CM

   Height:

   152.2 mm +22.2 mm versus Tank Xtreme 4.0

   Width:

   71.7 mm +2.7 mm versus Tank Xtreme 4.0

   Depth:

   5.6 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. Tank Xtreme 4.0

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

2. 2. Spark CM

   Screen diagonal:

   5.7 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   83.8 cm²

Spark CM has approximately 84.1% more rectangular screen area than Tank Xtreme 4.0.

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.