Lava Z61 vs OnePlus 7T

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

  Z61:

  LCD

  7T:

  OLED

• Weight

  Z61: 51 g lighter

  Z61:

  139 g

  7T:

  190 g

• Width

  Z61: 4.2 mm narrower

  Z61:

  70.2 mm

  7T:

  74.4 mm

• Screen diagonal

  Z61: 1.1 in smaller diagonal

  Z61:

  5.45 in

  7T:

  6.55 in

• Chipset

  Z61:

  Mediatek MT6739WW (28 nm)

  7T:

  Qualcomm SDM855 Snapdragon 855+ (7 nm)

• Rear camera layout

  Z61:

  Single

  7T:

  Triple

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. Z61

   Height:

   146.5 mm

   Width:

   70.2 mm

   Depth:

   8.7 mm +0.6 mm versus 7T

2. 2. 7T

   Height:

   160.9 mm +14.4 mm versus Z61

   Width:

   74.4 mm +4.2 mm versus Z61

   Depth:

   8.1 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. Z61

   Screen diagonal:

   5.45 in

   Aspect ratio (height:width):

   18:9

   Approximate rectangular screen area:

   76.7 cm²

2. 2. 7T

   Screen diagonal:

   6.55 in

   Aspect ratio (height:width):

   20:9

   Approximate rectangular screen area:

   103.6 cm²

7T has approximately 35.1% more rectangular screen area than Z61.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

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.