Celkon Q519 vs Plum Sync 4.0b

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

  Sync 4.0b: 84.2 g lighter

  Q519:

  169 g

  Sync 4.0b:

  84.8 g

• Width

  Sync 4.0b: 9.7 mm narrower

  Q519:

  73.2 mm

  Sync 4.0b:

  63.5 mm

• Screen diagonal

  Sync 4.0b: 1 in smaller diagonal

  Q519:

  5 in

  Sync 4.0b:

  4 in

• Chipset

  Q519:

  Spreadtrum 7731

  Sync 4.0b:

  Mediatek MT6572 (28 nm)

• Depth

  Q519: 1 mm thinner

  Q519:

  9.4 mm

  Sync 4.0b:

  10.4 mm

• Height

  Sync 4.0b: 20.7 mm shorter

  Q519:

  145.2 mm

  Sync 4.0b:

  124.5 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. Q519

   Height:

   145.2 mm +20.7 mm versus Sync 4.0b

   Width:

   73.2 mm +9.7 mm versus Sync 4.0b

   Depth:

   9.4 mm

2. 2. Sync 4.0b

   Height:

   124.5 mm

   Width:

   63.5 mm

   Depth:

   10.4 mm +1 mm versus Q519

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. Q519

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

2. 2. Sync 4.0b

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

Q519 has approximately 51.3% more rectangular screen area than Sync 4.0b.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

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.