LG Optimus LTE SU640 vs Samsung Galaxy A20e

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

    Optimus LTE SU640: 6 g lighter

    Optimus LTE SU640:
    135 g
    Galaxy A20e:
    141 g
  • Width

    Optimus LTE SU640: 1.8 mm narrower

    Optimus LTE SU640:
    67.9 mm
    Galaxy A20e:
    69.7 mm
  • Screen diagonal

    Optimus LTE SU640: 1.3 in smaller diagonal

    Optimus LTE SU640:
    4.5 in
    Galaxy A20e:
    5.8 in
  • Chipset

    Optimus LTE SU640:
    Qualcomm MSM8660 Snapdragon S3
    Galaxy A20e:
    Exynos 7884 (14 nm)
  • Rear camera layout

    Optimus LTE SU640:
    Single
    Galaxy A20e:
    Dual
  • Depth

    Galaxy A20e: 2 mm thinner

    Optimus LTE SU640:
    10.4 mm
    Galaxy A20e:
    8.4 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. Optimus LTE SU640

    Height:
    132.9 mm
    Width:
    67.9 mm
    Depth:
    10.4 mm +2 mm versus Galaxy A20e
  2. 2. Galaxy A20e

    Height:
    147.4 mm +14.5 mm versus Optimus LTE SU640
    Width:
    69.7 mm +1.8 mm versus Optimus LTE SU640
    Depth:
    8.4 mm

Weight

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

  1. 1. Optimus LTE SU640

    135 g

  2. 2. Galaxy A20e

    141 g

    +6 g versus Optimus LTE SU640

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. Optimus LTE SU640

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Galaxy A20e

    Screen diagonal:
    5.8 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    82.6 cm²

Galaxy A20e has approximately 47.9% more rectangular screen area than Optimus LTE SU640.

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 Optimus LTE SU640, Galaxy A20e, compared at the same storage capacity.
StorageOptimus LTE SU640Galaxy A20e
4 GB 1 GB RAM Not recorded
32 GB Not recorded 3 GB 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. Optimus LTE SU640

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 16 GB included

2. Galaxy A20e

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (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. Optimus LTE SU640

    1830 mAh

  2. 2. Galaxy A20e

    3000 mAh

    +1170 mAh versus Optimus LTE SU640

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. Optimus LTE SU6402. Galaxy A20e

Everyday essentials
Everyday essentials — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
Dimensions (HxWxD)
  • 132.9 Х 67.9 Х 10.4 mm
  • 147.4 Х 69.7 Х 8.4 mm
Weight
  • 135 g
  • 141 g
Technology
  • HD-IPS LCD
  • PLS TFT
Screen size
  • 4.5" inch
  • 5.8" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1560 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
  • microSD
  • up to 1 TB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
  • Android 9.0 (Pie); One UI
Chipset
  • Qualcomm MSM8660 Snapdragon S3
  • Exynos 7884 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 82.6 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 61.9%
  • 80.4%
PPI /points per inch/
  • 326 PPI
  • 296 PPI
Camera and Video
Camera and Video — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • f/1.9
  • 28mm (wide)
  • AF -5 MP
  • f/2.2
  • 12mm (ultrawide)
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30/60fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 1.3 MP
  • 8 MP
  • f/2.0
Performance

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

Performance — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Octa-core (2x1.6 GHz Cortex-A73 & 6x1.35 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 220
  • Mali-G71 MP2
Antutu 7 score * Unknown
  • 88233
GeekBench 5 Single Core * Unknown
  • 237
GeekBench 5 Multi-Core * Unknown
  • 863
General specs
General specs — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
Release date
  • 2011
  • October
  • 2019
  • April
Colors
  • Black
  • White
  • Black
  • White
  • Blue
  • Coral
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 7 h
Unknown
Body build Unknown
  • Front glass
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
SIM card
  • Mini-SIM
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1900 -4G - LTE 800
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • No
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • microUSB 2.0 (MHL TV-out)
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 3.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.50 W/kg (head) 1.30 W/kg (body)
Music and Audio
Music and Audio — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
Radio
  • No
  • FM radio
Others
  • True HD Graphic Engine
  • Dolby Mobile -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Optimus LTE SU640, Galaxy A20e.
SpecificationOptimus LTE SU640Galaxy A20e
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - T-DMB TV tuner -MP4/H.264/WMV/DviX player -MP3/WMA/WAV/FLAC/eAAC+ player -True HD movie editor -Document viewer/editor -Organizer -Voice memo/dial/commands -Predictive text input - For South Korea
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 15W - Versions: SM-A202F/DS (Global)