HTC One S9 vs Samsung Galaxy A3 Duos

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

  One S9:

  LCD

  Galaxy A3 Duos:

  OLED

• Weight

  Galaxy A3 Duos: 47.7 g lighter

  One S9:

  158 g

  Galaxy A3 Duos:

  110.3 g

• Width

  Galaxy A3 Duos: 4.2 mm narrower

  One S9:

  69.7 mm

  Galaxy A3 Duos:

  65.5 mm

• Screen diagonal

  Galaxy A3 Duos: 0.5 in smaller diagonal

  One S9:

  5 in

  Galaxy A3 Duos:

  4.5 in

• Memory variants

  At 16 GB storage

  One S9:

  2 GB RAM

  Galaxy A3 Duos:

  1 GB RAM

• Chipset

  One S9:

  Mediatek MT6795 Helio X10 (28 nm)

  Galaxy A3 Duos:

  Qualcomm MSM8916 Snapdragon 410 (28 nm)

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 S9

   Height:

   144.6 mm +14.5 mm versus Galaxy A3 Duos

   Width:

   69.7 mm +4.2 mm versus Galaxy A3 Duos

   Depth:

   10.1 mm +3.2 mm versus Galaxy A3 Duos

2. 2. Galaxy A3 Duos

   Height:

   130.1 mm

   Width:

   65.5 mm

   Depth:

   6.9 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 S9

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

2. 2. Galaxy A3 Duos

   Screen diagonal:

   4.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   55.8 cm²

One S9 has approximately 23.5% more rectangular screen area than Galaxy A3 Duos.

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.