Oppo F9 vs verykool s400

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

  s400: 49 g lighter

  F9:

  169 g

  s400:

  120 g

• Width

  s400: 9 mm narrower

  F9:

  74 mm

  s400:

  65 mm

• Screen diagonal

  s400: 2.3 in smaller diagonal

  F9:

  6.3 in

  s400:

  4 in

• Chipset

  F9:

  Mediatek MT6771 Helio P60 (12 nm)

  s400:

  Mediatek MT6589 (28 nm)

• Rear camera layout

  F9:

  Dual

  s400:

  Single

• Depth

  F9: 4 mm thinner

  F9:

  8 mm

  s400:

  12 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. F9

   Height:

   156.7 mm +37.7 mm versus s400

   Width:

   74 mm +9 mm versus s400

   Depth:

   8 mm

2. 2. s400

   Height:

   119 mm

   Width:

   65 mm

   Depth:

   12 mm +4 mm versus F9

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. F9

   Screen diagonal:

   6.3 in

   Aspect ratio (height:width):

   19.5:9

   Approximate rectangular screen area:

   97.4 cm²

2. 2. s400

   Screen diagonal:

   4 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   45.5 cm²

F9 has approximately 113.9% more rectangular screen area than s400.

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.