O2 XDA Zest vs T-Mobile G1

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

    XDA Zest: 55.5 g lighter

    XDA Zest:
    102.5 g
    G1:
    158 g
  • Width

    G1: 4.8 mm narrower

    XDA Zest:
    60.5 mm
    G1:
    55.7 mm
  • Screen diagonal

    XDA Zest: 0.4 in smaller diagonal

    XDA Zest:
    2.8 in
    G1:
    3.2 in
  • Depth

    XDA Zest: 0.6 mm thinner

    XDA Zest:
    16.5 mm
    G1:
    17.1 mm
  • Height

    XDA Zest: 15 mm shorter

    XDA Zest:
    102 mm
    G1:
    117 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. XDA Zest

    Height:
    102 mm
    Width:
    60.5 mm +4.8 mm versus G1
    Depth:
    16.5 mm
  2. 2. G1

    Height:
    117 mm +15 mm versus XDA Zest
    Width:
    55.7 mm
    Depth:
    17.1 mm +0.6 mm versus XDA Zest

Weight

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

  1. 1. XDA Zest

    102.5 g

  2. 2. G1

    158 g

    +55.5 g versus XDA Zest

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 Zest

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. G1

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²

G1 has approximately 25.6% more rectangular screen area than XDA Zest.

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.

XDA Zest: Original memory entry

128 MB RAM · 256 MB ROM

G1: Original memory entry

192 MB RAM · 256 MB

Practical features

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

1. XDA Zest

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

2. G1

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (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. XDA Zest

    1300 mAh

    +150 mAh versus G1

  2. 2. G1

    1150 mAh

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. XDA Zest2. G1

Everyday essentials
Everyday essentials — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
Dimensions (HxWxD)
  • 102 Х 60.5 Х 16.5 mm
  • 117 Х 55.7 Х 17.1 mm
Weight
  • 102.5 g
  • 158 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 3.2" inch
Screen resolution
  • 480 x 640 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 192 MB RAM
  • 256 MB
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1300 mAh
  • Removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 1.6 (Donut)
Chipset Unknown
  • Qualcomm MSM7201A
Headphone jack
  • No
  • No
Display
Display — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 65K
Screen area
  • 24.3 cm2
  • 30.5 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 39.3%
  • 46.8%
PPI /points per inch/
  • 286 PPI
  • 180 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 3.15 MP
  • AF
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA videocall camera
Unknown
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
Processor CPU
  • 624MHz Marvell TavorP
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
Antutu 7 score * Unknown
  • 21315
General specs
General specs — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
Release date
  • 2008
  • October
  • 2008
  • September
Colors
  • Black
  • White
  • Black
  • Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 290 EUR
Battery life
  • Stand by time- Up to 260 h Talking time- Up to 5 h
  • Stand by time- Up to 406 h Talking time- Up to 5 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 7.2/2 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • SiRF Star III chipset
  • Yes
USB
  • miniUSB 1.1
  • miniUSB
Bluetooth
  • 2.0
  • A2DP
  • 2.0
  • A2DP (headset support only)
Harmful irradiation Unknown
  • SAR - 0.71 W/kg (head) 0.84 W/kg (body)
Music and Audio
Music and Audio — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
Radio
  • No
  • No
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for XDA Zest, G1.
SpecificationXDA ZestG1
Dop
  • SiRF star III chipset -Pocket Office -Voice memo -MP3 player -Predictive text input
  • Sensors Accelerometer
  • compass - Voice memo -MP3 player - Trackball