LG Optimus LTE SU640 vs Meizu MX

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.

  • Width

    MX: 4.6 mm narrower

    Optimus LTE SU640:
    67.9 mm
    MX:
    63.3 mm
  • Screen diagonal

    MX: 0.5 in smaller diagonal

    Optimus LTE SU640:
    4.5 in
    MX:
    4 in
  • Height

    MX: 11.6 mm shorter

    Optimus LTE SU640:
    132.9 mm
    MX:
    121.3 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 +11.6 mm versus MX
    Width:
    67.9 mm +4.6 mm versus MX
    Depth:
    10.4 mm
  2. 2. MX

    Height:
    121.3 mm
    Width:
    63.3 mm
    Depth:
    10.3 mm

Weight

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

  1. 1. Optimus LTE SU640

    135 g

  2. 2. MX

    139 g

    +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. MX

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

Optimus LTE SU640 has approximately 17.2% more rectangular screen area than MX.

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, MX, compared at the same storage capacity.
StorageOptimus LTE SU640MX
4 GB 1 GB RAM Not recorded
16 GB Not recorded 1 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. MX

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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

    +230 mAh versus MX

  2. 2. MX

    1600 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. Optimus LTE SU6402. MX

Everyday essentials
Everyday essentials — specifications for Optimus LTE SU640, MX.
SpecificationOptimus LTE SU640MX
Dimensions (HxWxD)
  • 132.9 Х 67.9 Х 10.4 mm
  • 121.3 Х 63.3 Х 10.3 mm
Weight
  • 135 g
  • 139 g
Technology
  • HD-IPS LCD
  • ASV
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 640 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 16 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 1600 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
Chipset
  • Qualcomm MSM8660 Snapdragon S3
  • Exynos
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus LTE SU640, MX.
SpecificationOptimus LTE SU640MX
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 47.6 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 61.9%
  • 62.0%
PPI /points per inch/
  • 326 PPI
  • 288 PPI
Camera and Video
Camera and Video — specifications for Optimus LTE SU640, MX.
SpecificationOptimus LTE SU640MX
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
  • f/2.2
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 1.3 MP
  • VGA
Performance
Performance — specifications for Optimus LTE SU640, MX.
SpecificationOptimus LTE SU640MX
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Dual-core 1.4 GHz Cortex-A9
Graphics processor GPU
  • Adreno 220
  • Mali-400
General specs
General specs — specifications for Optimus LTE SU640, MX.
SpecificationOptimus LTE SU640MX
Release date
  • 2011
  • October
  • 2011
  • December
Colors
  • Black
  • White
  • Black/White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 270 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 7 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Optimus LTE SU640, MX.
SpecificationOptimus LTE SU640MX
SIM card
  • Mini-SIM
  • Micro-SIM
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
Speed
  • HSPA
  • LTE
  • HSPA 21.1/5.76 Mbps
GPRS
  • No
  • Class 12
Edge
  • No
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0 (MHL TV-out)
  • microUSB 2.0 (MHL TV-out)
  • USB Host
Bluetooth
  • 3.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for Optimus LTE SU640, MX.
SpecificationOptimus LTE SU640MX
Radio
  • No
  • No
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, MX.
SpecificationOptimus LTE SU640MX
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 Accelerometer
  • gyro
  • proximity
  • compass - MP3/WAV/eAAC+/FLAC player -MP4/H.264 player -Organizer -Document viewer -Photo viewer -Voice memo/dial -Predictive text input