HTC ChaCha vs LG GT540 Optimus

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.

  • Width

    GT540 Optimus: 10.1 mm narrower

    ChaCha:
    64.6 mm
    GT540 Optimus:
    54.5 mm
  • Screen diagonal

    ChaCha: 0.4 in smaller diagonal

    ChaCha:
    2.6 in
    GT540 Optimus:
    3 in
  • Depth

    ChaCha: 2 mm thinner

    ChaCha:
    10.7 mm
    GT540 Optimus:
    12.7 mm
  • Height

    GT540 Optimus: 5.4 mm shorter

    ChaCha:
    114.4 mm
    GT540 Optimus:
    109 mm
  • Release year

    ChaCha:
    2011
    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. ChaCha

    Height:
    114.4 mm +5.4 mm versus GT540 Optimus
    Width:
    64.6 mm +10.1 mm versus GT540 Optimus
    Depth:
    10.7 mm
  2. 2. GT540 Optimus

    Height:
    109 mm
    Width:
    54.5 mm
    Depth:
    12.7 mm +2 mm versus ChaCha

Weight

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

  1. 1. ChaCha

    120 g

    +4.5 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. ChaCha

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

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

GT540 Optimus has approximately 33.1% more rectangular screen area than ChaCha.

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.

ChaCha: Original memory entry

512 MB · 512 MB RAM

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. ChaCha

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. ChaCha

    1250 mAh

  2. 2. GT540 Optimus

    1500 mAh

    +250 mAh versus ChaCha

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. ChaCha2. GT540 Optimus

Everyday essentials
Everyday essentials — specifications for ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
Dimensions (HxWxD)
  • 114.4 Х 64.6 Х 10.7 mm
  • 109 Х 54.5 Х 12.7 mm
Weight
  • 120 g
  • 115.5 g
Technology
  • TFT
  • TFT
Screen size
  • 2.6" inch
  • 3" inch
Screen resolution
  • 480 x 320 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 512 MB RAM
  • 139 MB
  • 156 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1250 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread); Sense UI 2.1
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 256K
Unknown
Screen area
  • 20.1 cm2
  • 26.8 cm2
Screen format
  • 3:2 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 27.2%
  • 45.1%
PPI /points per inch/
  • 222 PPI
  • 192 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 3.15 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • 480p@30fps
  • 480p@17fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance

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

Performance — specifications for ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
Processor CPU
  • 800 MHz
  • 600 MHz
Antutu 7 score *
  • 357
Unknown
General specs
General specs — specifications for ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
Release date
  • 2011
  • February
  • 2010
  • January
Colors
  • Black
  • Silver
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 430 h (2G) / Up to 660 h (3G) Talking time- Up to 7 h 30 min (2G) / Up to 7 h (3G)
  • 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 ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
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 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 3.0
  • A2DP
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 0.68 W/kg (head) 1.37 W/kg (body)
  • SAR - 0.93 W/kg (head) 0.63 W/kg (body)
Music and Audio
Music and Audio — specifications for ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for ChaCha, GT540 Optimus.
SpecificationChaChaGT540 Optimus
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Facebook dedicated key -MP3/AAC+/WAV/WMA player -MP4/H.264 player -Organizer -Document viewer/editor -Voice memo -Predictive text input - Also known as HTC ChaChaCha
  • 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