HTC First 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.

  • Weight

    GT540 Optimus: 8.4 g lighter

    First:
    123.9 g
    GT540 Optimus:
    115.5 g
  • Width

    GT540 Optimus: 10.5 mm narrower

    First:
    65 mm
    GT540 Optimus:
    54.5 mm
  • Screen diagonal

    GT540 Optimus: 1.3 in smaller diagonal

    First:
    4.3 in
    GT540 Optimus:
    3 in
  • Depth

    First: 3.8 mm thinner

    First:
    8.9 mm
    GT540 Optimus:
    12.7 mm
  • Height

    GT540 Optimus: 17 mm shorter

    First:
    126 mm
    GT540 Optimus:
    109 mm
  • Release year

    First:
    2013
    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. First

    Height:
    126 mm +17 mm versus GT540 Optimus
    Width:
    65 mm +10.5 mm versus GT540 Optimus
    Depth:
    8.9 mm
  2. 2. GT540 Optimus

    Height:
    109 mm
    Width:
    54.5 mm
    Depth:
    12.7 mm +3.8 mm versus First

Weight

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

  1. 1. First

    123.9 g

    +8.4 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. First

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. GT540 Optimus

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

First has approximately 90.2% 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.

Recorded RAM for First, GT540 Optimus, compared at the same storage capacity.
StorageFirstGT540 Optimus
16 GB 1 GB RAM Unknown
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. First

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. First

    2000 mAh

    +500 mAh versus GT540 Optimus

  2. 2. GT540 Optimus

    1500 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. First2. GT540 Optimus

Everyday essentials
Everyday essentials — specifications for First, GT540 Optimus.
SpecificationFirstGT540 Optimus
Dimensions (HxWxD)
  • 126 Х 65 Х 8.9 mm
  • 109 Х 54.5 Х 12.7 mm
Weight
  • 123.9 g
  • 115.5 g
Technology
  • Super LCD
  • TFT
Screen size
  • 4.3" inch
  • 3" inch
Screen resolution
  • 720 x 1280 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
  • 139 MB
  • 156 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean); Facebook Home UI
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
Chipset
  • Qualcomm MSM8930 Snapdragon 400 (28 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for First, GT540 Optimus.
SpecificationFirstGT540 Optimus
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 51.0 cm2
  • 26.8 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 62.2%
  • 45.1%
PPI /points per inch/
  • 342 PPI
  • 192 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for First, GT540 Optimus.
SpecificationFirstGT540 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
  • 1080p@30fps
  • 480p@17fps
Front camera, selfie
  • 1.6 MP
  • Single
  • 0 MP,
Specifications
  • 1.6 MP
Unknown
Performance

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

Performance — specifications for First, GT540 Optimus.
SpecificationFirstGT540 Optimus
Processor CPU
  • Dual-core 1.4 GHz Krait
  • 600 MHz
Graphics processor GPU
  • Adreno 305
Unknown
Antutu 7 score *
  • 18456
Unknown
General specs
General specs — specifications for First, GT540 Optimus.
SpecificationFirstGT540 Optimus
Release date
  • 2013
  • April
  • 2010
  • January
Colors
  • White
  • Black
  • Red
  • Pale Blue
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 432 h Talking time- Up to 14 h 20 min
  • 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 First, GT540 Optimus.
SpecificationFirstGT540 Optimus
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - AT&T -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 17(700) - AT&T
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.93 W/kg (head) 0.63 W/kg (body)
Music and Audio
Music and Audio — specifications for First, GT540 Optimus.
SpecificationFirstGT540 Optimus
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for First, GT540 Optimus.
SpecificationFirstGT540 Optimus
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • 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