Microsoft Lumia 640 XL vs Vertu Aster

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

  Lumia 640 XL: 22 g lighter

  Lumia 640 XL:

  171 g

  Aster:

  193 g

• Width

  Aster: 12.5 mm narrower

  Lumia 640 XL:

  81.5 mm

  Aster:

  69 mm

• Screen diagonal

  Aster: 1 in smaller diagonal

  Lumia 640 XL:

  5.7 in

  Aster:

  4.7 in

• Chipset

  Lumia 640 XL:

  Qualcomm MSM8226 Snapdragon 400 (28 nm)

  Aster:

  Qualcomm Snapdragon 801 (28 nm)

• Depth

  Lumia 640 XL: 2.2 mm thinner

  Lumia 640 XL:

  9 mm

  Aster:

  11.2 mm

• Height

  Aster: 14.5 mm shorter

  Lumia 640 XL:

  157.9 mm

  Aster:

  143.4 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. Lumia 640 XL

   Height:

   157.9 mm +14.5 mm versus Aster

   Width:

   81.5 mm +12.5 mm versus Aster

   Depth:

   9 mm

2. 2. Aster

   Height:

   143.4 mm

   Width:

   69 mm

   Depth:

   11.2 mm +2.2 mm versus Lumia 640 XL

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. Lumia 640 XL

   Screen diagonal:

   5.7 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   89.6 cm²

2. 2. Aster

   Screen diagonal:

   4.7 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   60.9 cm²

Lumia 640 XL has approximately 47.1% more rectangular screen area than Aster.

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.