LG GT540 Optimus vs O2 XDA Atom Exec

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: 24.5 g lighter

    GT540 Optimus:
    115.5 g
    XDA Atom Exec:
    140 g
  • Width

    GT540 Optimus: 3.5 mm narrower

    GT540 Optimus:
    54.5 mm
    XDA Atom Exec:
    58 mm
  • Screen diagonal

    XDA Atom Exec: 0.3 in smaller diagonal

    GT540 Optimus:
    3 in
    XDA Atom Exec:
    2.7 in
  • Depth

    GT540 Optimus: 5.8 mm thinner

    GT540 Optimus:
    12.7 mm
    XDA Atom Exec:
    18.5 mm
  • Height

    XDA Atom Exec: 7 mm shorter

    GT540 Optimus:
    109 mm
    XDA Atom Exec:
    102 mm
  • Release year

    GT540 Optimus:
    2010
    XDA Atom Exec:
    2006

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 +7 mm versus XDA Atom Exec
    Width:
    54.5 mm
    Depth:
    12.7 mm
  2. 2. XDA Atom Exec

    Height:
    102 mm
    Width:
    58 mm +3.5 mm versus GT540 Optimus
    Depth:
    18.5 mm +5.8 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. XDA Atom Exec

    140 g

    +24.5 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. XDA Atom Exec

    Screen diagonal:
    2.7 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    22.6 cm²

GT540 Optimus has approximately 18.7% more rectangular screen area than XDA Atom Exec.

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

XDA Atom Exec: Original memory entry

64 MB RAM · 192 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. GT540 Optimus

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

2. XDA Atom Exec

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

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

  2. 2. XDA Atom Exec

    1530 mAh

    +30 mAh versus GT540 Optimus

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. XDA Atom Exec

Everyday essentials
Everyday essentials — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
Dimensions (HxWxD)
  • 109 Х 54.5 Х 12.7 mm
  • 102 Х 58 Х 18.5 mm
Weight
  • 115.5 g
  • 140 g
Technology
  • TFT
  • TFT
Screen size
  • 3" inch
  • 2.7" inch
Screen resolution
  • 320 x 480 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 139 MB
  • 156 MB RAM
  • 64 MB RAM
  • 192 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1530 mAh
  • Removable Li-Po
Operating system OS
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
  • Microsoft Windows Mobile 5.0 PocketPC
Headphone jack
  • Yes
  • No
Display
Display — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Screen area
  • 26.8 cm2
  • 22.6 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 45.1%
  • 38.2%
PPI /points per inch/
  • 192 PPI
  • 148 PPI
Camera and Video
Camera and Video — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
Rear camera, main
  • 3.15 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 2 MP
Functions Unknown
  • LED flash
Video
  • 480p@17fps
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
Processor CPU
  • 600 MHz
  • Intel XScale PXA 27x 520MHz
General specs
General specs — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
Release date
  • 2010
  • January
  • 2006
  • June
Colors
  • Black
  • White
  • Pink
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 310 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)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA 7.2/0.384 Mbps
Unknown
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB
  • miniUSB
Bluetooth
  • 2.1
  • A2DP
  • 1.2
Harmful irradiation
  • SAR - 0.93 W/kg (head) 0.63 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for GT540 Optimus, XDA Atom Exec.
SpecificationGT540 OptimusXDA Atom Exec
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
  • Infrared port - Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player