BlackBerry Q10 vs Samsung Epic 4G

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

  Q10: 16 g lighter

  Q10:

  139 g

  Epic 4G:

  155 g

• Width

  Epic 4G: 1.8 mm narrower

  Q10:

  66.8 mm

  Epic 4G:

  65 mm

• Screen diagonal

  Q10: 0.9 in smaller diagonal

  Q10:

  3.1 in

  Epic 4G:

  4 in

• Depth

  Q10: 3.6 mm thinner

  Q10:

  10.4 mm

  Epic 4G:

  14 mm

• Height

  Q10: 4.4 mm shorter

  Q10:

  119.6 mm

  Epic 4G:

  124 mm

• Release year

  Q10:

  2013

  Epic 4G:

  2010

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. Q10

   Height:

   119.6 mm

   Width:

   66.8 mm +1.8 mm versus Epic 4G

   Depth:

   10.4 mm

2. 2. Epic 4G

   Height:

   124 mm +4.4 mm versus Q10

   Width:

   65 mm

   Depth:

   14 mm +3.6 mm versus Q10

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. Q10

   Screen diagonal:

   3.1 in

   Aspect ratio (height:width):

   1:1

   Approximate rectangular screen area:

   31 cm²

2. 2. Epic 4G

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

Epic 4G has approximately 46.9% more rectangular screen area than Q10.

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.