LG Optimus LTE SU640 vs Sony Xperia X Performance

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: 29.4 g lighter

    Optimus LTE SU640:
    135 g
    Xperia X Performance:
    164.4 g
  • Width

    Optimus LTE SU640: 2.5 mm narrower

    Optimus LTE SU640:
    67.9 mm
    Xperia X Performance:
    70.4 mm
  • Screen diagonal

    Optimus LTE SU640: 0.5 in smaller diagonal

    Optimus LTE SU640:
    4.5 in
    Xperia X Performance:
    5 in
  • Chipset

    Optimus LTE SU640:
    Qualcomm MSM8660 Snapdragon S3
    Xperia X Performance:
    Qualcomm MSM8996 Snapdragon 820 (14 nm)
  • Depth

    Xperia X Performance: 1.7 mm thinner

    Optimus LTE SU640:
    10.4 mm
    Xperia X Performance:
    8.7 mm
  • Height

    Optimus LTE SU640: 10.8 mm shorter

    Optimus LTE SU640:
    132.9 mm
    Xperia X Performance:
    143.7 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 +1.7 mm versus Xperia X Performance
  2. 2. Xperia X Performance

    Height:
    143.7 mm +10.8 mm versus Optimus LTE SU640
    Width:
    70.4 mm +2.5 mm versus Optimus LTE SU640
    Depth:
    8.7 mm

Weight

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

  1. 1. Optimus LTE SU640

    135 g

  2. 2. Xperia X Performance

    164.4 g

    +29.4 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. Xperia X Performance

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

Xperia X Performance has approximately 23.5% 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, Xperia X Performance, compared at the same storage capacity.
StorageOptimus LTE SU640Xperia X Performance
4 GB 1 GB RAM Unknown
Xperia X Performance: Original memory entry

32 GB · 3 GB RAM - single SIM64 GB · 3 GB RAM - dual SIM

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. Xperia X Performance

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot) - dual SIM model only

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. Xperia X Performance

    2700 mAh

    +870 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. Xperia X Performance

Everyday essentials
Everyday essentials — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
Dimensions (HxWxD)
  • 132.9 Х 67.9 Х 10.4 mm
  • 143.7 Х 70.4 Х 8.7 mm
Weight
  • 135 g
  • 164.4 g
Technology
  • HD-IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 1920 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 - single SIM64 GB
  • 3 GB RAM - dual SIM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
  • microSD
  • up to 512 GB (uses SIM 2 slot) - dual SIM model only
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 2700 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
  • Android 6.0.1 (Marshmallow)
  • upgradable to Android 8.0 (Oreo)
Chipset
  • Qualcomm MSM8660 Snapdragon S3
  • Qualcomm MSM8996 Snapdragon 820 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.9%
  • 68.1%
PPI /points per inch/
  • 326 PPI
  • 441 PPI
Screen protection Unknown
  • Scratch-resistant glass
  • oleophobic coating
Camera and Video
Camera and Video — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
Rear camera, main
  • 8 MP
  • Single
  • 23 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 23 MP
  • f/2.0
  • 24mm (wide)
  • 1/2.3''
  • PDAF
Functions
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 1.3 MP
  • 13 MP
  • f/2.0
  • 22mm (wide)
  • 1/3''
Performance

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

Performance — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
Graphics processor GPU
  • Adreno 220
  • Adreno 530
Antutu 7 score * Unknown
  • 120456
GeekBench 4 Single Core * Unknown
  • 1551
GeekBench 4 Multi-Core * Unknown
  • 3603
GeekBench 4 RenderScript * Unknown
  • 7142
GeekBench 5 Single Core * Unknown
  • 293
GeekBench 5 Multi-Core * Unknown
  • 741
General specs
General specs — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
Release date
  • 2011
  • October
  • 2016
  • February
Colors
  • Black
  • White
  • White
  • Graphite black
  • Lime Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 300 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 7 h
Unknown
Body build Unknown
  • plastic frame
  • aluminum back
Communication and Connectivity
Communication and Connectivity — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
SIM card
  • Mini-SIM
  • Single SIM (Nano-SIM)Hybrid 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 model only) -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - F8131
  • F8132 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 29(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - F8131
  • F8132
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 Mbps
GPRS
  • No
  • Up to 107 kbps
Edge
  • No
  • Up to 296 kbps
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS/ BDS (region dependent)
USB
  • microUSB 2.0 (MHL TV-out)
  • microUSB 2.0
  • USB Host
Bluetooth
  • 3.0
  • A2DP
  • 4.2
  • A2DP
  • aptX
  • LE
Harmful irradiation Unknown
  • SAR - 0.58 W/kg (head) 0.67 W/kg (body) SAR EU - 0.52 W/kg (head) 0.94 W/kg (body)
Music and Audio
Music and Audio — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
Radio
  • No
  • No
Others
  • True HD Graphic Engine
  • Dolby Mobile -Active noise cancellation with dedicated mic
  • Triluminos display -X-Reality Engine
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Optimus LTE SU640, Xperia X Performance.
SpecificationOptimus LTE SU640Xperia X Performance
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 (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • barometer
  • compass - Fast battery charging (Quick Charge 2.0) - IP68 dust/water proof (up to 1.5m for 30 mins) - Also known as Sony Xperia X Performance Dual F8132 with dual-SIM card slots