Spice Mi-449 3G vs vivo Y91

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

  Mi-449 3G: 7.5 g lighter

  Mi-449 3G:

  156 g

  Y91:

  163.5 g

• Width

  Mi-449 3G: 5.6 mm narrower

  Mi-449 3G:

  69.5 mm

  Y91:

  75.1 mm

• Rear camera layout

  Mi-449 3G:

  Single

  Y91:

  Dual

• Height

  Mi-449 3G: 20.6 mm shorter

  Mi-449 3G:

  134.5 mm

  Y91:

  155.1 mm

• Release year

  Mi-449 3G:

  2014

  Y91:

  2018

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. Mi-449 3G

   Height:

   134.5 mm

   Width:

   69.5 mm

   Depth:

   8.7 mm

2. 2. Y91

   Height:

   155.1 mm +20.6 mm versus Mi-449 3G

   Width:

   75.1 mm +5.6 mm versus Mi-449 3G

   Depth:

   8.3 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.

At least two phones need compatible screen dimensions for a drawing.

1. 1. Mi-449 3G

   Mi-449 3G: Screen geometry unavailable or conflicting.

2. 2. Y91

   Screen diagonal:

   6.22 in

   Aspect ratio (height:width):

   19:9

   Approximate rectangular screen area:

   96.6 cm²

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.