LG GT540 Optimus vs T-Mobile G2 Touch

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

    GT540 Optimus: 19.5 g lighter

    GT540 Optimus:
    115.5 g
    G2 Touch:
    135 g
  • Width

    GT540 Optimus: 1.7 mm narrower

    GT540 Optimus:
    54.5 mm
    G2 Touch:
    56.2 mm
  • Screen diagonal

    GT540 Optimus: 0.2 in smaller diagonal

    GT540 Optimus:
    3 in
    G2 Touch:
    3.2 in
  • Depth

    GT540 Optimus: 1.7 mm thinner

    GT540 Optimus:
    12.7 mm
    G2 Touch:
    14.4 mm
  • Height

    GT540 Optimus: 3 mm shorter

    GT540 Optimus:
    109 mm
    G2 Touch:
    112 mm
  • Release year

    GT540 Optimus:
    2010
    G2 Touch:
    2009

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. GT540 Optimus

    Height:
    109 mm
    Width:
    54.5 mm
    Depth:
    12.7 mm
  2. 2. G2 Touch

    Height:
    112 mm +3 mm versus GT540 Optimus
    Width:
    56.2 mm +1.7 mm versus GT540 Optimus
    Depth:
    14.4 mm +1.7 mm versus GT540 Optimus

Weight

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

  1. 1. GT540 Optimus

    115.5 g

  2. 2. G2 Touch

    135 g

    +19.5 g versus GT540 Optimus

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. GT540 Optimus

    Screen diagonal:
    3 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    26.8 cm²
  2. 2. G2 Touch

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

G2 Touch has approximately 13.8% more rectangular screen area than GT540 Optimus.

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.

GT540 Optimus: Original memory entry

139 MB · 156 MB RAM

G2 Touch: Original memory entry

288 MB RAM · 512 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. GT540 Optimus

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

2. G2 Touch

NFC:
Unknown
Headphone jack:
Yes
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. GT540 Optimus

    1500 mAh

    +150 mAh versus G2 Touch

  2. 2. G2 Touch

    1350 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. GT540 Optimus2. G2 Touch

Everyday essentials
Everyday essentials — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
Dimensions (HxWxD)
  • 109 Х 54.5 Х 12.7 mm
  • 112 Х 56.2 Х 14.4 mm
Weight
  • 115.5 g
  • 135 g
Technology
  • TFT
  • TFT
Screen size
  • 3" inch
  • 3.2" inch
Screen resolution
  • 320 x 480 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 139 MB
  • 156 MB RAM
  • 288 MB RAM
  • 512 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.
  • 1500 mAh
  • Removable Li-Ion
  • 1350 mAh
  • Removable Li-Ion
Operating system OS
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
  • Android 1.5 (Cupcake); Sense UI
Chipset Unknown
  • Qualcomm MSM7200A
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 26.8 cm2
  • 30.5 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 45.1%
  • 48.4%
PPI /points per inch/
  • 192 PPI
  • 180 PPI
Camera and Video
Camera and Video — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 5 MP
  • AF
Video
  • 480p@17fps
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
Processor CPU
  • 600 MHz
  • 528 MHz ARM 11
Graphics processor GPU Unknown
  • Adreno 130
General specs
General specs — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
Release date
  • 2010
  • January
  • 2009
  • July
Colors
  • Black
  • White
  • Pink
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 260 EUR
Battery life
  • Stand by time- Up to 500 h (2G) / Up to 500 h (3G) Talking time- Up to 5 h 30 min (2G) / Up to 7 h 20 min (3G)
  • Stand by time- Up to 440 h (2G) / Up to 750 h (3G) Talking time- Up to 8 h (2G) / Up to 7 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 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
  • Yes
  • with A-GPS
USB
  • microUSB
  • miniUSB
Bluetooth
  • 2.1
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.93 W/kg (head) 0.63 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
Radio
  • Stereo FM radio
  • RDS
  • No
Other features
Other features — specifications for GT540 Optimus, G2 Touch.
SpecificationGT540 OptimusG2 Touch
Dop
  • Sensors Accelerometer MP4/DivX/Xvid/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Organizer -Document viewer -Voice memo -Predictive text input Also known as LG GT540 Swift
  • LG Loop GT540
  • Sensors Accelerometer
  • proximity
  • compass - Dedicated search key -Scenes quick profile switcher -MP3/AAC+/WAV/WMA9 player -MP4/H.264/WMV9 player -Voice memo -Predictive text input - Trackball