Oppo R9s vs Samsung Galaxy J4 Core

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

  R9s:

  OLED

  Galaxy J4 Core:

  LCD

• Weight

  R9s: 32 g lighter

  R9s:

  145 g

  Galaxy J4 Core:

  177 g

• Width

  R9s: 1.8 mm narrower

  R9s:

  74.3 mm

  Galaxy J4 Core:

  76.1 mm

• Screen diagonal

  R9s: 0.5 in smaller diagonal

  R9s:

  5.5 in

  Galaxy J4 Core:

  6 in

• Chipset

  R9s:

  Qualcomm MSM8953 Snapdragon 625 (14 nm)

  Galaxy J4 Core:

  Qualcomm MSM8917 Snapdragon 425 (28 nm)

• Depth

  R9s: 1.3 mm thinner

  R9s:

  6.6 mm

  Galaxy J4 Core:

  7.9 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. R9s

   Height:

   153 mm

   Width:

   74.3 mm

   Depth:

   6.6 mm

2. 2. Galaxy J4 Core

   Height:

   160.6 mm +7.6 mm versus R9s

   Width:

   76.1 mm +1.8 mm versus R9s

   Depth:

   7.9 mm +1.3 mm versus R9s

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. R9s

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   83.4 cm²

2. 2. Galaxy J4 Core

   Screen diagonal:

   6 in

   Aspect ratio (height:width):

   18.5:9

   Approximate rectangular screen area:

   91.4 cm²

Galaxy J4 Core has approximately 9.6% more rectangular screen area than R9s.

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.