HTC One A9s vs Oppo R819

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

  R819: 39.8 g lighter

  One A9s:

  149.8 g

  R819:

  110 g

• Width

  R819: 3.5 mm narrower

  One A9s:

  71.5 mm

  R819:

  68 mm

• Screen diagonal

  R819: 0.3 in smaller diagonal

  One A9s:

  5 in

  R819:

  4.7 in

• Chipset

  One A9s:

  Mediatek MT6755 Helio P10 (28 nm)

  R819:

  Mediatek MT6589 (28 nm)

• Depth

  R819: 0.7 mm thinner

  One A9s:

  8 mm

  R819:

  7.3 mm

• Height

  R819: 10 mm shorter

  One A9s:

  146.5 mm

  R819:

  136.5 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. One A9s

   Height:

   146.5 mm +10 mm versus R819

   Width:

   71.5 mm +3.5 mm versus R819

   Depth:

   8 mm +0.7 mm versus R819

2. 2. R819

   Height:

   136.5 mm

   Width:

   68 mm

   Depth:

   7.3 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. One A9s

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

2. 2. R819

   Screen diagonal:

   4.7 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   60.9 cm²

One A9s has approximately 13.2% more rectangular screen area than R819.

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.