BLU J7L vs Huawei P40

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.

• Display technology

  OLED versus LCD

  J7L:

  LCD

  P40:

  OLED

• Width

  P40: 3.6 mm narrower

  J7L:

  74.7 mm

  P40:

  71.1 mm

• Screen diagonal

  J7L: 0.4 in smaller diagonal

  J7L:

  5.7 in

  P40:

  6.1 in

• Rear camera layout

  J7L:

  Single

  P40:

  Triple

• Depth

  P40: 2.4 mm thinner

  J7L:

  10.9 mm

  P40:

  8.5 mm

• Height

  P40: 6.1 mm shorter

  J7L:

  155 mm

  P40:

  148.9 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. J7L

   Height:

   155 mm +6.1 mm versus P40

   Width:

   74.7 mm +3.6 mm versus P40

   Depth:

   10.9 mm +2.4 mm versus P40

2. 2. P40

   Height:

   148.9 mm

   Width:

   71.1 mm

   Depth:

   8.5 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. J7L

   Screen diagonal:

   5.7 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   83.8 cm²

2. 2. P40

   Screen diagonal:

   6.1 in

   Aspect ratio (height:width):

   19.5:9

   Approximate rectangular screen area:

   91.3 cm²

P40 has approximately 8.9% more rectangular screen area than J7L.

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.