Samsung Focus Flash I677 vs verykool RS90

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.

• Display technology

  OLED versus LCD

  Focus Flash I677:

  OLED

  RS90:

  LCD

• Weight

  Focus Flash I677: 84.8 g lighter

  Focus Flash I677:

  116.2 g

  RS90:

  201 g

• Width

  Focus Flash I677: 16.9 mm narrower

  Focus Flash I677:

  58.7 mm

  RS90:

  75.6 mm

• Screen diagonal

  Focus Flash I677: 0.8 in smaller diagonal

  Focus Flash I677:

  3.7 in

  RS90:

  4.5 in

• Depth

  Focus Flash I677: 1.1 mm thinner

  Focus Flash I677:

  11 mm

  RS90:

  12.1 mm

• Height

  Focus Flash I677: 27.9 mm shorter

  Focus Flash I677:

  116.1 mm

  RS90:

  144 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. Focus Flash I677

   Height:

   116.1 mm

   Width:

   58.7 mm

   Depth:

   11 mm

2. 2. RS90

   Height:

   144 mm +27.9 mm versus Focus Flash I677

   Width:

   75.6 mm +16.9 mm versus Focus Flash I677

   Depth:

   12.1 mm +1.1 mm versus Focus Flash I677

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. Focus Flash I677

   Screen diagonal:

   3.7 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   39 cm²

2. 2. RS90

   Screen diagonal:

   4.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   55.8 cm²

RS90 has approximately 43.3% more rectangular screen area than Focus Flash I677.

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.