LG Optimus LTE SU640 vs Xolo Q900s Plus

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

    Q900s Plus: 35 g lighter

    Optimus LTE SU640:
    135 g
    Q900s Plus:
    100 g
  • Screen diagonal

    Optimus LTE SU640: 0.2 in smaller diagonal

    Optimus LTE SU640:
    4.5 in
    Q900s Plus:
    4.7 in
  • Chipset

    Optimus LTE SU640:
    Qualcomm MSM8660 Snapdragon S3
    Q900s Plus:
    Qualcomm MSM8212 Snapdragon 200 (28 nm)
  • Depth

    Q900s Plus: 3.2 mm thinner

    Optimus LTE SU640:
    10.4 mm
    Q900s Plus:
    7.2 mm
  • Height

    Optimus LTE SU640: 2.9 mm shorter

    Optimus LTE SU640:
    132.9 mm
    Q900s Plus:
    135.8 mm
  • Release year

    Optimus LTE SU640:
    2011
    Q900s Plus:
    2014

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 +3.2 mm versus Q900s Plus
  2. 2. Q900s Plus

    Height:
    135.8 mm +2.9 mm versus Optimus LTE SU640
    Width:
    67.2 mm
    Depth:
    7.2 mm

Weight

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

  1. 1. Optimus LTE SU640

    135 g

    +35 g versus Q900s Plus

  2. 2. Q900s Plus

    100 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. Optimus LTE SU640

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Q900s Plus

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

Q900s Plus has approximately 9.1% 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, Q900s Plus, compared at the same storage capacity.
StorageOptimus LTE SU640Q900s Plus
4 GB 1 GB RAM Not recorded
8 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. Q900s Plus

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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

    +30 mAh versus Q900s Plus

  2. 2. Q900s Plus

    1800 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. Q900s Plus

Everyday essentials
Everyday essentials — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
Dimensions (HxWxD)
  • 132.9 Х 67.9 Х 10.4 mm
  • 135.8 Х 67.2 Х 7.2 mm
Weight
  • 135 g
  • 100 g
Technology
  • HD-IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 4.7" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 1800 mAh
  • Removable Li-Po
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm MSM8660 Snapdragon S3
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 60.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.9%
  • 66.7%
PPI /points per inch/
  • 326 PPI
  • 312 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
Performance
Performance — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Adreno 220
  • Adreno 302
General specs
General specs — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
Release date
  • 2011
  • October
  • 2014
  • June
Colors
  • Black
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
Unknown
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 7 h
  • Stand by time- Up to 263 h (2G) / Up to 246 h (3G) Talking time- Up to 23 h (2G) / Up to 14 h (3G) Music play - Up to 30 h
Communication and Connectivity
Communication and Connectivity — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
SIM card
  • Mini-SIM
  • Dual 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 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0 (MHL TV-out)
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
Radio
  • No
  • FM radio
Others
  • True HD Graphic Engine
  • Dolby Mobile -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Optimus LTE SU640, Q900s Plus.
SpecificationOptimus LTE SU640Q900s Plus
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
  • proximity
  • compass - For India