Oppo R7s vs vivo X20

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.

• Screen diagonal

  R7s: 0.51 in smaller diagonal

  R7s:

  5.5 in

  X20:

  6.01 in

• Chipset

  R7s:

  Qualcomm MSM8939 Snapdragon 615 (28 nm)

  X20:

  Qualcomm SDM660 Snapdragon 660 (14 nm)

• Rear camera layout

  R7s:

  Single

  X20:

  Dual

• Height

  R7s: 4.1 mm shorter

  R7s:

  151.8 mm

  X20:

  155.9 mm

• Release year

  R7s:

  2015

  X20:

  2017

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. R7s

   Height:

   151.8 mm

   Width:

   75.4 mm

   Depth:

   7 mm

2. 2. X20

   Height:

   155.9 mm +4.1 mm versus R7s

   Width:

   75.2 mm

   Depth:

   7.2 mm

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. R7s

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   83.4 cm²

2. 2. X20

   Screen diagonal:

   6.01 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   93.2 cm²

X20 has approximately 11.8% more rectangular screen area than R7s.

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.