Garmin-Asus nuvifone M20 vs O2 XDA Stealth

Compare recorded specifications, size and practical differences.

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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

    nuvifone M20: 41 g lighter

    nuvifone M20:
    99 g
    XDA Stealth:
    140 g
  • Screen diagonal

    XDA Stealth: 0.4 in smaller diagonal

    nuvifone M20:
    2.8 in
    XDA Stealth:
    2.4 in
  • Depth

    nuvifone M20: 9.7 mm thinner

    nuvifone M20:
    12.8 mm
    XDA Stealth:
    22.5 mm
  • Height

    nuvifone M20: 14.7 mm shorter

    nuvifone M20:
    95.3 mm
    XDA Stealth:
    110 mm
  • Release year

    nuvifone M20:
    2009
    XDA Stealth:
    2006

Physical size

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. nuvifone M20

    Height:
    95.3 mm
    Width:
    52.5 mm
    Depth:
    12.8 mm
  2. 2. XDA Stealth

    Height:
    110 mm +14.7 mm versus nuvifone M20
    Width:
    53 mm
    Depth:
    22.5 mm +9.7 mm versus nuvifone M20

Weight

Bars start at zero and share a scale within this chart.

  1. 1. nuvifone M20

    99 g

  2. 2. XDA Stealth

    140 g

    +41 g versus nuvifone M20

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. nuvifone M20

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. XDA Stealth

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²

nuvifone M20 has approximately 36.1% 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.

nuvifone M20: Original memory entry

4/8 GB

XDA Stealth: Original memory entry

64 MB RAM · 192 MB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. nuvifone M20

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

2. XDA Stealth

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. nuvifone M20

    920 mAh

  2. 2. XDA Stealth

    1300 mAh

    +380 mAh versus nuvifone M20

Specifications

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.

1. nuvifone M202. XDA Stealth

Everyday essentials
Everyday essentials — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
Dimensions (HxWxD)
  • 95.3 Х 52.5 Х 12.8 mm
  • 110 Х 53 Х 22.5 mm
Weight
  • 99 g
  • 140 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 2.4" inch
Screen resolution
  • 480 x 640 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4/8 GB
  • 64 MB RAM
  • 192 MB ROM
Memory card support
  • No
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 920 mAh
  • Removable Li-Ion
  • 1300 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • upgradable to Windows Mobile 6.5
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Qualcomm MSM7200A
Unknown
Headphone jack
  • No
  • No
Display
Display — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 24.3 cm2
  • 17.8 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 48.5%
  • 30.6%
PPI /points per inch/
  • 286 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
Rear camera, main
  • 3.15 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 2 MP
  • AF
Functions Unknown
  • LED flash
Video
  • 320p@15fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
Processor CPU
  • 528 MHz ARM 11
  • Intel XScale PXA 272 416 MHz
Graphics processor GPU
  • Adreno 130
Unknown
General specs
General specs — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
Release date
  • 2009
  • February
  • 2006
  • September
Colors
  • Green
  • Red
  • Blue
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
  • 250 EUR
Battery life
  • Talking time- Up to 2 h 48
  • Stand by time- Up to 150 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 GSM 850 / 1800 / 1900 - US version
Unknown
Speed
  • HSPA 7.2/0.384 Mbps
Unknown
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • No
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • No
USB
  • 2.0
  • miniUSB
Bluetooth
  • 2.0
  • A2DP
  • 1.2
Music and Audio
Music and Audio — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
Radio
  • No
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for nuvifone M20, XDA Stealth.
Specificationnuvifone M20XDA Stealth
Dop
  • Sensors Accelerometer Image geo-tagging -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Organizer -World Clock -Pocket Office
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Predictive text input -Voice dial