O2 XDA Stealth vs Samsung Galaxy A40

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

  XDA Stealth: 16.2 mm narrower

  XDA Stealth:

  53 mm

  Galaxy A40:

  69.2 mm

• Screen diagonal

  XDA Stealth: 3.5 in smaller diagonal

  XDA Stealth:

  2.4 in

  Galaxy A40:

  5.9 in

• Rear camera layout

  XDA Stealth:

  Single

  Galaxy A40:

  Dual

• Depth

  Galaxy A40: 14.6 mm thinner

  XDA Stealth:

  22.5 mm

  Galaxy A40:

  7.9 mm

• Height

  XDA Stealth: 34.4 mm shorter

  XDA Stealth:

  110 mm

  Galaxy A40:

  144.4 mm

• Release year

  XDA Stealth:

  2006

  Galaxy A40:

  2019

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. XDA Stealth

   Height:

   110 mm

   Width:

   53 mm

   Depth:

   22.5 mm +14.6 mm versus Galaxy A40

2. 2. Galaxy A40

   Height:

   144.4 mm +34.4 mm versus XDA Stealth

   Width:

   69.2 mm +16.2 mm versus XDA Stealth

   Depth:

   7.9 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. XDA Stealth

   Screen diagonal:

   2.4 in

   Aspect ratio (height:width):

   4:3

   Approximate rectangular screen area:

   17.8 cm²

2. 2. Galaxy A40

   Screen diagonal:

   5.9 in

   Aspect ratio (height:width):

   19.5:9

   Approximate rectangular screen area:

   85.5 cm²

Galaxy A40 has approximately 379.1% more rectangular screen area than XDA Stealth.

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.