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HTC J vs T-Mobile G1

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

    J: 21 g lighter

    J:
    137 g
    G1:
    158 g
  • Width

    G1: 10.3 mm narrower

    J:
    66 mm
    G1:
    55.7 mm
  • Screen diagonal

    G1: 1.1 in smaller diagonal

    J:
    4.3 in
    G1:
    3.2 in
  • Depth

    J: 7.6 mm thinner

    J:
    9.5 mm
    G1:
    17.1 mm
  • Height

    G1: 14.5 mm shorter

    J:
    131.5 mm
    G1:
    117 mm
  • Release year

    J:
    2012
    G1:
    2008

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. J

    Height:
    131.5 mm +14.5 mm versus G1
    Width:
    66 mm +10.3 mm versus G1
    Depth:
    9.5 mm
  2. 2. G1

    Height:
    117 mm
    Width:
    55.7 mm
    Depth:
    17.1 mm +7.6 mm versus J

Weight

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

  1. 1. J

    137 g

  2. 2. G1

    158 g

    +21 g versus J

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. J

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. G1

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

J has approximately 67.2% more rectangular screen area than G1.

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 J, G1, compared at the same storage capacity.
StorageJG1
16 GB 1 GB RAM Unknown
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. J

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. J

    1810 mAh

    +660 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. J2. G1

Everyday essentials
Everyday essentials — specifications for J, G1.
SpecificationJG1
Dimensions (HxWxD)
  • 131.5 Х 66 Х 9.5 mm
  • 117 Х 55.7 Х 17.1 mm
Weight
  • 137 g
  • 158 g
Technology
  • AMOLED
  • TFT
Screen size
  • 4.3" inch
  • 3.2" inch
Screen resolution
  • 540 x 960 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 192 MB RAM
  • 256 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1810 mAh
  • Removable Li-Ion
  • 1150 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich); Sense UI 4
  • Android 1.6 (Donut)
Chipset Unknown
  • Qualcomm MSM7201A
Headphone jack
  • Yes
  • No
Display
Display — specifications for J, G1.
SpecificationJG1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 51.0 cm2
  • 30.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 58.7%
  • 46.8%
PPI /points per inch/
  • 256 PPI
  • 180 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for J, G1.
SpecificationJG1
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 3.15 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • 720p
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance

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

Performance — specifications for J, G1.
SpecificationJG1
Processor CPU
  • Dual-core 1.5 GHz
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
Antutu 7 score * Unknown
  • 21315
General specs
General specs — specifications for J, G1.
SpecificationJG1
Release date
  • 2012
  • April
  • 2008
  • September
Colors
  • Black
  • White
  • Red
  • White
  • Black
  • Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 290 EUR
Battery life Unknown
  • Stand by time- Up to 406 h Talking time- Up to 5 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for J, G1.
SpecificationJG1
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/2 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • DLNA
  • hotspot; WiMAX 802.16 e
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 4.0
  • 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 J, G1.
SpecificationJG1
Radio
  • No
  • No
Others
  • Beats Audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for J, G1.
SpecificationJG1
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - MP3/AAC+/WAV/WMA player -MP4/H.264/WMV player -Organizer -Document viewer -Photo viewer/editor -Voice memo/dial/commands -Predictive text input
  • Sensors Accelerometer
  • compass - Voice memo -MP3 player - Trackball