Acer beTouch E100 vs LG GT540 Optimus

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.

  • Width

    GT540 Optimus: 1.5 mm narrower

    beTouch E100:
    56 mm
    GT540 Optimus:
    54.5 mm
  • Screen diagonal

    GT540 Optimus: 0.2 in smaller diagonal

    beTouch E100:
    3.2 in
    GT540 Optimus:
    3 in
  • Height

    GT540 Optimus: 4 mm shorter

    beTouch E100:
    113 mm
    GT540 Optimus:
    109 mm
  • Release year

    beTouch E100:
    2009
    GT540 Optimus:
    2010

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. beTouch E100

    Height:
    113 mm +4 mm versus GT540 Optimus
    Width:
    56 mm +1.5 mm versus GT540 Optimus
    Depth:
    12.8 mm
  2. 2. GT540 Optimus

    Height:
    109 mm
    Width:
    54.5 mm
    Depth:
    12.7 mm

Weight

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

  1. 1. beTouch E100

    118 g

    +2.5 g versus GT540 Optimus

  2. 2. GT540 Optimus

    115.5 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.

  1. 1. beTouch E100

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    29.1 cm²
  2. 2. GT540 Optimus

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

beTouch E100 has approximately 8.8% 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.

beTouch E100: Original memory entry

256 MB RAM · 512 MB ROM

GT540 Optimus: Original memory entry

139 MB · 156 MB RAM

Practical features

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

1. beTouch E100

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. GT540 Optimus

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. beTouch E100

    1140 mAh

  2. 2. GT540 Optimus

    1500 mAh

    +360 mAh versus beTouch E100

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. beTouch E1002. GT540 Optimus

Everyday essentials
Everyday essentials — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
Dimensions (HxWxD)
  • 113 Х 56 Х 12.8 mm
  • 109 Х 54.5 Х 12.7 mm
Weight
  • 118 g
  • 115.5 g
Technology
  • TFT
  • TFT
Screen size
  • 3.2" inch
  • 3" inch
Screen resolution
  • 240 x 400 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB RAM
  • 512 MB ROM
  • 139 MB
  • 156 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1140 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.5 Professional
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
Chipset
  • Qualcomm MSM7225 Snapdragon S1
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
Touchscreen
  • resistive touchscreen
  • resistive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 29.1 cm2
  • 26.8 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 46.1%
  • 45.1%
PPI /points per inch/
  • 146 PPI
  • 192 PPI
Camera and Video
Camera and Video — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
Rear camera, main
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 2 MP
  • 3.15 MP
  • AF
Video
  • 320p
  • 480p@17fps
Front camera, selfie
  • 0 MP,
  • 0 MP,
Specifications
  • Super AMOLED
Unknown
Performance
Performance — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
Processor CPU
  • 528 MHz ARM 11
  • 600 MHz
Graphics processor GPU
  • No
Unknown
General specs
General specs — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
Release date
  • 2009
  • October
  • 2010
  • January
Colors
  • Black
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 5 h
  • 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)
Communication and Connectivity
Communication and Connectivity — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • panorama
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 0.69 W/kg (head) 0.80 W/kg (body)
  • SAR - 0.93 W/kg (head) 0.63 W/kg (body)
Music and Audio
Music and Audio — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
Radio
  • panorama
  • Stereo FM radio
  • RDS
Others
  • Scroll Wheel
Unknown
Other features
Other features — specifications for beTouch E100, GT540 Optimus.
SpecificationbeTouch E100GT540 Optimus
Dop
  • MP3/WAV/WMA/eAAC+ player -MP4/WMV/H.264 player -Pocket Office -Voice memo -Predictive text input Also known as Acer C1
  • 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