HTC Desire 820 vs Oppo R1 R829T

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

  R1 R829T: 15 g lighter

  Desire 820:

  155 g

  R1 R829T:

  140 g

• Width

  R1 R829T: 8.3 mm narrower

  Desire 820:

  78.7 mm

  R1 R829T:

  70.4 mm

• Screen diagonal

  R1 R829T: 0.5 in smaller diagonal

  Desire 820:

  5.5 in

  R1 R829T:

  5 in

• Memory variants

  At 16 GB storage

  Desire 820:

  2 GB RAM

  R1 R829T:

  1 GB RAM

• Chipset

  Desire 820:

  Qualcomm MSM8939 Snapdragon 615 (28 nm)

  R1 R829T:

  Mediatek MT6582 (28 nm)

• Depth

  R1 R829T: 0.6 mm thinner

  Desire 820:

  7.7 mm

  R1 R829T:

  7.1 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. Desire 820

   Height:

   157.7 mm +15 mm versus R1 R829T

   Width:

   78.7 mm +8.3 mm versus R1 R829T

   Depth:

   7.7 mm +0.6 mm versus R1 R829T

2. 2. R1 R829T

   Height:

   142.7 mm

   Width:

   70.4 mm

   Depth:

   7.1 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. Desire 820

   Screen diagonal:

   5.5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   83.4 cm²

2. 2. R1 R829T

   Screen diagonal:

   5 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   68.9 cm²

Desire 820 has approximately 21% more rectangular screen area than R1 R829T.

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.