HTC U Ultra vs Xolo Black

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.

• Width

  Black: 3.2 mm narrower

  U Ultra:

  79.8 mm

  Black:

  76.6 mm

• Screen diagonal

  Black: 0.2 in smaller diagonal

  U Ultra:

  5.7 in

  Black:

  5.5 in

• Chipset

  U Ultra:

  Qualcomm MSM8996 Snapdragon 821 (14 nm)

  Black:

  Qualcomm MSM8939 Snapdragon 615 (28 nm)

• Rear camera layout

  U Ultra:

  Single

  Black:

  Dual

• Depth

  Black: 0.7 mm thinner

  U Ultra:

  8 mm

  Black:

  7.3 mm

• Height

  Black: 6.9 mm shorter

  U Ultra:

  162.4 mm

  Black:

  155.5 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. U Ultra

   Height:

   162.4 mm +6.9 mm versus Black

   Width:

   79.8 mm +3.2 mm versus Black

   Depth:

   8 mm +0.7 mm versus Black

   Weight:

   170 g

2. 2. Black

   Height:

   155.5 mm

   Width:

   76.6 mm

   Depth:

   7.3 mm

   Weight:

   Unknown

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. U Ultra

   Screen diagonal:

   5.7 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   89.6 cm²

2. 2. Black

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   83.4 cm²

U Ultra has approximately 7.4% more rectangular screen area than Black.

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.