Acer DX650 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.

• WeightDX650: 25 g lighterDX650: 133 g · J4: 158 g
• WidthDX650: 13.3 mm narrowerDX650: 59 mm · J4: 72.3 mm
• Screen diagonalDX650: 2.7 in smaller diagonalDX650: 2.8 in · J4: 5.5 in
• DepthJ4: 5.6 mm thinnerJ4: 10 mm · DX650: 15.6 mm
• HeightDX650: 41.4 mm shorterDX650: 109.6 mm · J4: 151 mm
• Release year2009 / 2019DX650: 2009 · 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. DX650

   Height

   109.6 mm

   Width

   59 mm

   Depth

   15.6 mm+5.6 mm versus J4

   Weight

   133 g

2. 2. J4

   Height

   151 mm+41.4 mm versus DX650

   Width

   72.3 mm+13.3 mm versus DX650

   Depth

   10 mm

   Weight

   158 g

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. DX650 2.8 in · 4:3 About 24.3 cm² rectangular area
2. 2. J4 5.5 in · 18:9 About 78.1 cm² rectangular area

J4 has approximately 221.5% more rectangular screen area than DX650.

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.