HTC One M8s vs vivo Y55s

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

  Y55s: 18 g lighter

  One M8s:

  160 g

  Y55s:

  142 g

• Width

  One M8s: 2.3 mm narrower

  One M8s:

  70.6 mm

  Y55s:

  72.9 mm

• Screen diagonal

  One M8s: 0.2 in smaller diagonal

  One M8s:

  5 in

  Y55s:

  5.2 in

• Chipset

  One M8s:

  Qualcomm MSM8939 Snapdragon 615 (28 nm)

  Y55s:

  Qualcomm MSM8917 Snapdragon 425 (28 nm)

• Rear camera layout

  One M8s:

  Dual

  Y55s:

  Single

• Depth

  Y55s: 2.1 mm thinner

  One M8s:

  9.6 mm

  Y55s:

  7.5 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 M8s

   Height:

   146.4 mm

   Width:

   70.6 mm

   Depth:

   9.6 mm +2.1 mm versus Y55s

2. 2. Y55s

   Height:

   147.9 mm

   Width:

   72.9 mm +2.3 mm versus One M8s

   Depth:

   7.5 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 M8s

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

2. 2. Y55s

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   74.5 cm²

Y55s has approximately 8.2% more rectangular screen area than One M8s.

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.