Celkon A402 vs QMobile Noir J7

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

  A402: 79 g lighter

  A402:

  104 g

  Noir J7:

  183 g

• Width

  A402: 12.8 mm narrower

  A402:

  64 mm

  Noir J7:

  76.8 mm

• Screen diagonal

  A402: 1.5 in smaller diagonal

  A402:

  4 in

  Noir J7:

  5.5 in

• Chipset

  A402:

  Spreadtrum 7715

  Noir J7:

  Mediatek MT6595

• Depth

  Noir J7: 1.4 mm thinner

  A402:

  10.2 mm

  Noir J7:

  8.8 mm

• Height

  A402: 28.5 mm shorter

  A402:

  125.5 mm

  Noir J7:

  154 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. A402

   Height:

   125.5 mm

   Width:

   64 mm

   Depth:

   10.2 mm +1.4 mm versus Noir J7

2. 2. Noir J7

   Height:

   154 mm +28.5 mm versus A402

   Width:

   76.8 mm +12.8 mm versus A402

   Depth:

   8.8 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. A402

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

2. 2. Noir J7

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   83.4 cm²

Noir J7 has approximately 83.1% more rectangular screen area than A402.

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.