LG Q8 2018 vs LG Quantum

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

  Q8 2018: 30 g lighter

  Q8 2018:

  146 g

  Quantum:

  176 g

• Width

  Quantum: 12.4 mm narrower

  Q8 2018:

  71.9 mm

  Quantum:

  59.5 mm

• Screen diagonal

  Quantum: 1.7 in smaller diagonal

  Q8 2018:

  5.2 in

  Quantum:

  3.5 in

• Chipset

  Q8 2018:

  Qualcomm MSM8996 Snapdragon 820 (14 nm)

  Quantum:

  Qualcomm QSD8650 Snapdragon S1

• Rear camera layout

  Q8 2018:

  Dual

  Quantum:

  Single

• Depth

  Q8 2018: 7.2 mm thinner

  Q8 2018:

  8 mm

  Quantum:

  15.2 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. Q8 2018

   Height:

   149 mm +29.5 mm versus Quantum

   Width:

   71.9 mm +12.4 mm versus Quantum

   Depth:

   8 mm

2. 2. Quantum

   Height:

   119.5 mm

   Width:

   59.5 mm

   Depth:

   15.2 mm +7.2 mm versus Q8 2018

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. Q8 2018

   Screen diagonal:

   5.2 in

   Aspect ratio (height:width):

   16:9

   Approximate rectangular screen area:

   74.5 cm²

2. 2. Quantum

   Screen diagonal:

   3.5 in

   Aspect ratio (height:width):

   5:3

   Approximate rectangular screen area:

   34.9 cm²

Q8 2018 has approximately 113.8% more rectangular screen area than Quantum.

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.