Archos 40 Cesium vs BLU J4

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

  40 Cesium: 8 g lighter

  40 Cesium:

  150 g

  J4:

  158 g

• Screen diagonal

  40 Cesium: 1.5 in smaller diagonal

  40 Cesium:

  4 in

  J4:

  5.5 in

• Release year

  40 Cesium:

  2014

  J4:

  2019

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. 40 Cesium

   Height:

   Unknown

   Width:

   Unknown

   Depth:

   Unknown

   Unavailable dimensions are omitted from the drawing.

2. 2. J4

   Height:

   151 mm

   Width:

   72.3 mm

   Depth:

   10 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. 40 Cesium

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

2. 2. J4

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   78.1 cm²

J4 has approximately 71.4% more rectangular screen area than 40 Cesium.

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.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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.