i-mate SP3 vs Nokia Lumia 638

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

  SP3: 29.7 g lighter

  SP3:

  106.3 g

  Lumia 638:

  136 g

• Width

  SP3: 20.5 mm narrower

  SP3:

  46.2 mm

  Lumia 638:

  66.7 mm

• Screen diagonal

  SP3: 2.3 in smaller diagonal

  SP3:

  2.2 in

  Lumia 638:

  4.5 in

• Chipset

  SP3:

  TI OMAP 730

  Lumia 638:

  Qualcomm Snapdragon 400 (28 nm)

• Depth

  Lumia 638: 7.8 mm thinner

  SP3:

  17 mm

  Lumia 638:

  9.2 mm

• Height

  SP3: 22 mm shorter

  SP3:

  107.5 mm

  Lumia 638:

  129.5 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. SP3

   Height:

   107.5 mm

   Width:

   46.2 mm

   Depth:

   17 mm +7.8 mm versus Lumia 638

2. 2. Lumia 638

   Height:

   129.5 mm +22 mm versus SP3

   Width:

   66.7 mm +20.5 mm versus SP3

   Depth:

   9.2 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.

At least two phones need compatible screen dimensions for a drawing.

1. 1. SP3

   SP3: Screen geometry unavailable or conflicting.

2. 2. Lumia 638

   Screen diagonal:

   4.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   55.8 cm²

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.