Huawei Mate 20 Pro 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: 73.5 g lighter

    Mate 20 Pro:
    189 g
    GT540 Optimus:
    115.5 g
  • Width

    GT540 Optimus: 17.8 mm narrower

    Mate 20 Pro:
    72.3 mm
    GT540 Optimus:
    54.5 mm
  • Screen diagonal

    GT540 Optimus: 3.39 in smaller diagonal

    Mate 20 Pro:
    6.39 in
    GT540 Optimus:
    3 in
  • Rear camera layout

    Mate 20 Pro:
    Triple
    GT540 Optimus:
    Single
  • Depth

    Mate 20 Pro: 4.1 mm thinner

    Mate 20 Pro:
    8.6 mm
    GT540 Optimus:
    12.7 mm
  • Height

    GT540 Optimus: 48.8 mm shorter

    Mate 20 Pro:
    157.8 mm
    GT540 Optimus:
    109 mm

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. Mate 20 Pro

    Height:
    157.8 mm +48.8 mm versus GT540 Optimus
    Width:
    72.3 mm +17.8 mm versus GT540 Optimus
    Depth:
    8.6 mm
  2. 2. GT540 Optimus

    Height:
    109 mm
    Width:
    54.5 mm
    Depth:
    12.7 mm +4.1 mm versus Mate 20 Pro

Weight

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

  1. 1. Mate 20 Pro

    189 g

    +73.5 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. Mate 20 Pro

    Screen diagonal:
    6.39 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.2 cm²
  2. 2. GT540 Optimus

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

Mate 20 Pro has approximately 274% 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.

Mate 20 Pro: Original memory entry

256 GB · 8 GB RAM 128 GB · 6 GB 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. Mate 20 Pro

NFC:
Yes
Headphone jack:
No
Memory card support:
See details NM (Nano Memory) · up to 256GB (uses SIM 2)

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. Mate 20 Pro

    4200 mAh

    +2700 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. Mate 20 Pro2. GT540 Optimus

Everyday essentials
Everyday essentials — specifications for Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
Dimensions (HxWxD)
  • 157.8 Х 72.3 Х 8.6 mm
  • 109 Х 54.5 Х 12.7 mm
Weight
  • 189 g
  • 115.5 g
Technology
  • AMOLED
  • TFT
Screen size
  • 6.39" inch
  • 3" inch
Screen resolution
  • 1440 x 3120 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 GB
  • 8 GB RAM 128 GB
  • 6 GB RAM
  • 139 MB
  • 156 MB RAM
Memory card support
  • NM (Nano Memory)
  • up to 256GB (uses SIM 2)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4200 mAh
  • Non-removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); EMUI 9
  • Android 1.6 (Donut)
  • upgradable to 2.1 (Eclair)
Chipset
  • HiSilicon Kirin 980 (7 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 100.2 cm2
  • 26.8 cm2
Screen format
  • 19.5:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 87.9%
  • 45.1%
PPI /points per inch/
  • 538 PPI
  • 192 PPI
Screen protection
  • Corning Gorilla Glass (unspecified version)
Unknown
Camera and Video

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

Camera and Video — specifications for Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
Rear camera, main
  • 40 MP
  • Triple
  • 3.15 MP
  • Single
Camera specs
  • 40 MP
  • f/1.8
  • 27mm (wide)
  • 1/1.7"
  • PDAF
  • Laser AF -8 MP
  • f/2.4
  • 80mm (telephoto)
  • 1/4"
  • laser AF
  • OIS
  • 3x optical zoom -20 MP
  • f/2.2
  • 16mm (ultrawide)
  • 1/2.7"
  • 3.15 MP
  • AF
Functions
  • HDR
Unknown
Video
  • 1080p@30fps
  • 480p@17fps
Front camera, selfie
  • 24 MP
  • Single
  • 0 MP,
Specifications
  • 24 MP
  • f/2.0
  • 26mm (wide)
Unknown
DxOMark Main Score *
  • 112
Unknown
DxOMark Photo *
  • 73
Unknown
DxOMark Video *
  • 79
Unknown
DxOMark Selfie Score *
  • 75
Unknown
Performance

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

Performance — specifications for Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
Processor CPU
  • Octa-core (2x2.6 GHz Cortex-A76 & 2x1.92 GHz Cortex-A76 & 4x1.8 GHz Cortex-A55)
  • 600 MHz
Graphics processor GPU
  • Mali-G76 MP10
Unknown
Antutu 7 score *
  • 294478
Unknown
GeekBench 4 Single Core *
  • 3331
Unknown
GeekBench 4 Multi-Core *
  • 9771
Unknown
GeekBench 4 RenderScript *
  • 7627
Unknown
Antutu 8 score *
  • 385302
Unknown
GeekBench 5 Single Core *
  • 679
Unknown
GeekBench 5 Multi-Core *
  • 2320
Unknown
General specs
General specs — specifications for Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
Release date
  • 2018
  • October
  • 2010
  • January
Colors
  • Emerald Green
  • Midnight Blue
  • Twilight
  • Pink Gold
  • Black
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 880 EUR
  • 70 EUR
Battery life Unknown
  • 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)
Body build
  • Front/back glass & aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
SIM card
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 6(900)
  • 7(2600)
  • 8(900)
  • 9(1800)
  • 12(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat21 1400/200 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • DLNA
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB
Bluetooth
  • 5.0
  • A2DP
  • aptX HD
  • 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 Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • DCI-P3 -HDR10
  • 32-bit/384kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Mate 20 Pro, GT540 Optimus.
SpecificationMate 20 ProGT540 Optimus
Dop
  • Sensors Face ID
  • fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • barometer
  • compass
  • Infrared port - Fast battery charging 40W (70% in 30 min) -Fast wireless charging 15W -Power bank/Reverse wireless charging - IP68 dust/water resistant (up to 2m for 30 mins)
  • 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