O2 Xphone vs Panasonic T21

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    T21: 10 g lighter

    Xphone:
    130 g
    T21:
    120 g
  • Width

    Xphone: 13.5 mm narrower

    Xphone:
    50 mm
    T21:
    63.5 mm
  • Screen diagonal

    Xphone: 1.8 in smaller diagonal

    Xphone:
    2.2 in
    T21:
    4 in
  • Chipset

    Xphone:
    TI OMAP 710
    T21:
    Mediatek MT6589 (28 nm)
  • Depth

    T21: 14.8 mm thinner

    Xphone:
    24 mm
    T21:
    9.2 mm
  • Height

    T21: 7.4 mm shorter

    Xphone:
    120 mm
    T21:
    112.6 mm

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. Xphone

    Height:
    120 mm +7.4 mm versus T21
    Width:
    50 mm
    Depth:
    24 mm +14.8 mm versus T21
  2. 2. T21

    Height:
    112.6 mm
    Width:
    63.5 mm +13.5 mm versus Xphone
    Depth:
    9.2 mm

Weight

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

  1. 1. Xphone

    130 g

    +10 g versus T21

  2. 2. T21

    120 g

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. Xphone

    Xphone: Screen geometry unavailable or conflicting.

  2. 2. T21

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 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.

Recorded RAM for Xphone, T21, compared at the same storage capacity.
StorageXphoneT21
4 GB Unknown 1 GB RAM
Xphone: Original memory entry

64 MB RAM · 32 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. Xphone

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details MMC/SD

2. T21

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

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. Xphone

    1000 mAh

  2. 2. T21

    1500 mAh

    +500 mAh versus Xphone

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. Xphone2. T21

Everyday essentials
Everyday essentials — specifications for Xphone, T21.
SpecificationXphoneT21
Dimensions (HxWxD)
  • 120 Х 50 Х 24 mm
  • 112.6 Х 63.5 Х 9.2 mm
Weight
  • 130 g
  • 120 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.2" inch
  • 4" inch
Screen resolution
  • 176 x 220 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 32 MB ROM
  • 4 GB
  • 1 GB RAM
Memory card support
  • MMC/SD
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1000 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Smartphone 2003
  • Android 4.1 (Jelly Bean)
Chipset
  • TI OMAP 710
  • Mediatek MT6589 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for Xphone, T21.
SpecificationXphoneT21
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 15.2 cm2
  • 45.5 cm2
Screen format Unknown
  • 5:3 (height:width)
Screen to body ratio
  • 25.4%
  • 63.7%
PPI /points per inch/
  • 0 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Xphone, T21.
SpecificationXphoneT21
Rear camera, main
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Camera specs Unknown
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • No
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for Xphone, T21.
SpecificationXphoneT21
Processor CPU
  • 133 MHz ARM925
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • PowerVR SGX544
General specs
General specs — specifications for Xphone, T21.
SpecificationXphoneT21
Release date
  • 2003
  • 2013
  • Q3
Colors Unknown
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 EUR
Battery life
  • Stand by time- Up to 90 h Talking time- Up to 3 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Xphone, T21.
SpecificationXphoneT21
SIM card
  • Mini-SIM
  • Dual SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • HSPA
GPRS
  • Class 8
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Xphone, T21.
SpecificationXphoneT21
Radio
  • No
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Xphone, T21.
SpecificationXphoneT21
Dop
  • Infrared port - Pocket applications(Outlook
  • IE
  • MSN
  • ActiveSync) -MP3/MP4 player -Voice memo - Produced by HTC. Functionally identical to Qtek 8080
  • i-mate Smartphone2 and Orange SPV E200.
  • Sensors Accelerometer
  • proximity
  • compass