LG GT540 Optimus vs Nokia E71

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: 11.5 g lighter

    GT540 Optimus:
    115.5 g
    E71:
    127 g
  • Width

    GT540 Optimus: 2.5 mm narrower

    GT540 Optimus:
    54.5 mm
    E71:
    57 mm
  • Screen diagonal

    E71: 0.64 in smaller diagonal

    GT540 Optimus:
    3 in
    E71:
    2.36 in
  • Depth

    E71: 2.7 mm thinner

    GT540 Optimus:
    12.7 mm
    E71:
    10 mm
  • Height

    GT540 Optimus: 5 mm shorter

    GT540 Optimus:
    109 mm
    E71:
    114 mm
  • Release year

    GT540 Optimus:
    2010
    E71:
    2008

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 +2.7 mm versus E71
  2. 2. E71

    Height:
    114 mm +5 mm versus GT540 Optimus
    Width:
    57 mm +2.5 mm versus GT540 Optimus
    Depth:
    10 mm

Weight

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

  1. 1. GT540 Optimus

    115.5 g

  2. 2. E71

    127 g

    +11.5 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. E71

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

GT540 Optimus has approximately 55.4% more rectangular screen area than E71.

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

E71: Original memory entry

110 MB · 128 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. GT540 Optimus

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

2. E71

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 8 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. GT540 Optimus

    1500 mAh

  2. 2. E71

    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. GT540 Optimus2. E71

Everyday essentials
Everyday essentials — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
Dimensions (HxWxD)
  • 109 Х 54.5 Х 12.7 mm
  • 114 Х 57 Х 10 mm
Weight
  • 115.5 g
  • 127 g
Technology
  • TFT
  • TFT
Screen size
  • 3" inch
  • 2.36" inch
Screen resolution
  • 320 x 480 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 139 MB
  • 156 MB RAM
  • 110 MB
  • 128 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Po
Operating system OS
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Headphone jack
  • Yes
  • No
Display
Display — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
Touchscreen
  • resistive touchscreen
Unknown
Display colors Unknown
  • 16M
Screen area
  • 26.8 cm2
  • 17.2 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 45.1%
  • 26.5%
PPI /points per inch/
  • 192 PPI
  • 169 PPI
Camera and Video
Camera and Video — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 3.15 MP
  • AF
Functions Unknown
  • LED flash
Video
  • 480p@17fps
  • 320p@15fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • Videocall camera
Performance
Performance — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
Processor CPU
  • 600 MHz
  • 369 MHz ARM 11
General specs
General specs — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
Release date
  • 2010
  • January
  • 2008
  • June
Colors
  • Black
  • White
  • Pink
  • White Steel
  • Grey Steel
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 110 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 410 h (2G) / 480 h (3G) Talking time- Up to 10 h 30 min (2G) / 4 h 30 min (3G) Music play - Up to 18 h
Communication and Connectivity
Communication and Connectivity — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
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 3.6/0.384 Mbps
GPRS
  • Class 10
  • Class 32
  • 100 kbps
Edge
  • Class 10
  • Class 32
  • 296 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS; Nokia Maps
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 0.93 W/kg (head) 0.63 W/kg (body)
  • SAR - 1.09 W/kg (head) 0.48 W/kg (body) SAR EU - 1.27 W/kg (head)
Music and Audio
Music and Audio — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
Radio
  • Stereo FM radio
  • RDS
  • FM radio (E71 only)
Others Unknown
  • Five-way scroll key
  • 2.5 mm audio jack
Other features
Other features — specifications for GT540 Optimus, E71.
SpecificationGT540 OptimusE71
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 - WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document editor (Word
  • Excel
  • PowerPoint
  • PDF) incl. MS Office 2007 support via free update -Push to talk -Voice command/dial -Organizer -Printing - Nokia E71x for AT&T