BlackBerry Evolve vs Celkon Q450

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

  Q450: 23 g lighter

  Evolve:

  170 g

  Q450:

  147 g

• Width

  Q450: 8.4 mm narrower

  Evolve:

  76.1 mm

  Q450:

  67.7 mm

• Screen diagonal

  Q450: 1.49 in smaller diagonal

  Evolve:

  5.99 in

  Q450:

  4.5 in

• Chipset

  Evolve:

  Qualcomm SDM450 Snapdragon 450 (14 nm)

  Q450:

  Spreadtrum 7731

• Rear camera layout

  Evolve:

  Dual

  Q450:

  Single

• Depth

  Evolve: 1.3 mm thinner

  Evolve:

  8.4 mm

  Q450:

  9.7 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. Evolve

   Height:

   158.9 mm +23.9 mm versus Q450

   Width:

   76.1 mm +8.4 mm versus Q450

   Depth:

   8.4 mm

2. 2. Q450

   Height:

   135 mm

   Width:

   67.7 mm

   Depth:

   9.7 mm +1.3 mm versus Evolve

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. Evolve

   Screen diagonal:

   5.99 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   92.6 cm²

2. 2. Q450

   Screen diagonal:

   4.5 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   57.6 cm²

Evolve has approximately 60.6% more rectangular screen area than Q450.

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.