Garmin-Asus nuvifone M20 vs O2 XDA Stellar

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: 91 g lighter

    nuvifone M20:
    99 g
    XDA Stellar:
    190 g
  • Width

    nuvifone M20: 6.5 mm narrower

    nuvifone M20:
    52.5 mm
    XDA Stellar:
    59 mm
  • Chipset

    nuvifone M20:
    Qualcomm MSM7200A
    XDA Stellar:
    Qualcomm MSM7200
  • Depth

    nuvifone M20: 5.8 mm thinner

    nuvifone M20:
    12.8 mm
    XDA Stellar:
    18.6 mm
  • Height

    nuvifone M20: 16.7 mm shorter

    nuvifone M20:
    95.3 mm
    XDA Stellar:
    112 mm
  • Release year

    nuvifone M20:
    2009
    XDA Stellar:
    2007

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 Stellar

    Height:
    112 mm +16.7 mm versus nuvifone M20
    Width:
    59 mm +6.5 mm versus nuvifone M20
    Depth:
    18.6 mm +5.8 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 Stellar

    190 g

    +91 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 Stellar

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

nuvifone M20: Original memory entry

4/8 GB

XDA Stellar: Original memory entry

128 MB RAM · 256 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 Stellar

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

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 Stellar

    1350 mAh

    +430 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 Stellar

Everyday essentials
Everyday essentials — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
Dimensions (HxWxD)
  • 95.3 Х 52.5 Х 12.8 mm
  • 112 Х 59 Х 18.6 mm
Weight
  • 99 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 2.8" 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
  • 128 MB RAM
  • 256 MB ROM
Memory card support
  • No
  • microSD
Battery Capacity is not battery life. No endurance test is implied.
  • 920 mAh
  • Removable Li-Ion
  • 1350 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • upgradable to Windows Mobile 6.5
  • Microsoft Windows Mobile 6.0 Professional
Chipset
  • Qualcomm MSM7200A
  • Qualcomm MSM7200
Headphone jack
  • No
  • No
Display
Display — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 24.3 cm2
  • 24.3 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 48.5%
  • 36.7%
PPI /points per inch/
  • 286 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 3.15 MP
  • AF
Video
  • 320p@15fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA videocall camera
Performance
Performance — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
Processor CPU
  • 528 MHz ARM 11
  • 400 MHz ARM 11
Graphics processor GPU
  • Adreno 130
  • Adreno 130
General specs
General specs — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
Release date
  • 2009
  • February
  • 2007
  • November
Colors
  • Green
  • Red
  • Blue
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
Unknown
Battery life
  • Talking time- Up to 2 h 48
  • Stand by time- Up to 365 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 GSM 850 / 1800 / 1900 - US version
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • 2.0
  • 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.0
Music and Audio
Music and Audio — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
Radio
  • No
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for nuvifone M20, XDA Stellar.
Specificationnuvifone M20XDA Stellar
Dop
  • Sensors Accelerometer Image geo-tagging -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Organizer -World Clock -Pocket Office
  • Pocket Office -Business card reader -Voice memo -Media Player 10 HTC Kaiser platform