LG GT540 Optimus vs Nokia N71

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: 23.5 g lighter

    GT540 Optimus:
    115.5 g
    N71:
    139 g
  • Width

    N71: 3.3 mm narrower

    GT540 Optimus:
    54.5 mm
    N71:
    51.2 mm
  • Screen diagonal

    N71: 0.6 in smaller diagonal

    GT540 Optimus:
    3 in
    N71:
    2.4 in
  • Depth

    GT540 Optimus: 13.1 mm thinner

    GT540 Optimus:
    12.7 mm
    N71:
    25.8 mm
  • Height

    N71: 10.4 mm shorter

    GT540 Optimus:
    109 mm
    N71:
    98.6 mm
  • Release year

    GT540 Optimus:
    2010
    N71:
    2005

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 +10.4 mm versus N71
    Width:
    54.5 mm +3.3 mm versus N71
    Depth:
    12.7 mm
  2. 2. N71

    Height:
    98.6 mm
    Width:
    51.2 mm
    Depth:
    25.8 mm +13.1 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. N71

    139 g

    +23.5 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. N71

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

GT540 Optimus has approximately 50.2% more rectangular screen area than N71.

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

N71: Original memory entry

10 MB

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. N71

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 2 GB (dedicated slot) · 128 MB included

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

    +530 mAh versus N71

  2. 2. N71

    970 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. N71

Everyday essentials
Everyday essentials — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
Dimensions (HxWxD)
  • 109 Х 54.5 Х 12.7 mm
  • 98.6 Х 51.2 Х 25.8 mm
Weight
  • 115.5 g
  • 139 g
Technology
  • TFT
  • TFT
Screen size
  • 3" inch
  • 2.4" 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
  • 10 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 2 GB (dedicated slot)
  • 128 MB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 970 mAh
  • Removable Li-Ion
Operating system OS
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
  • Symbian
  • Series 60 UI
Headphone jack
  • Yes
  • No
Display
Display — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
Touchscreen
  • resistive touchscreen
Unknown
Display colors Unknown
  • 256K
Screen area
  • 26.8 cm2
  • 17.8 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 45.1%
  • 35.3%
PPI /points per inch/
  • 192 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
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
  • CIF
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA videocall camera
Performance
Performance — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
Processor CPU
  • 600 MHz
  • 220 MHz Dual ARM 9
General specs
General specs — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
Release date
  • 2010
  • January
  • 2005
  • Q4
Colors
  • Black
  • White
  • Pink
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 270 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 220 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 7.2/0.384 Mbps
  • Yes
  • 384 kbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB
  • Pop-Port
Bluetooth
  • 2.1
  • A2DP
  • 1.2
Harmful irradiation
  • SAR - 0.93 W/kg (head) 0.63 W/kg (body)
  • SAR - 0.42 W/kg (head) 0.36 W/kg (body) SAR EU - 0.41 W/kg (head)
Music and Audio
Music and Audio — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others Unknown
  • Second external display 65K colors
  • (96x68 pixels) -Downloadable themes
Other features
Other features — specifications for GT540 Optimus, N71.
SpecificationGT540 OptimusN71
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 - SyncML -Organizer -Voice command -Voice memo