LG Optimus LTE SU640 vs Xolo Opus HD

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

    Optimus LTE SU640: 3.1 mm narrower

    Optimus LTE SU640:
    67.9 mm
    Opus HD:
    71 mm
  • Screen diagonal

    Optimus LTE SU640: 0.49 in smaller diagonal

    Optimus LTE SU640:
    4.5 in
    Opus HD:
    4.99 in
  • Depth

    Opus HD: 2.5 mm thinner

    Optimus LTE SU640:
    10.4 mm
    Opus HD:
    7.9 mm
  • Height

    Optimus LTE SU640: 10.1 mm shorter

    Optimus LTE SU640:
    132.9 mm
    Opus HD:
    143 mm
  • Release year

    Optimus LTE SU640:
    2011
    Opus HD:
    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 +2.5 mm versus Opus HD
    Weight:
    135 g
  2. 2. Opus HD

    Height:
    143 mm +10.1 mm versus Optimus LTE SU640
    Width:
    71 mm +3.1 mm versus Optimus LTE SU640
    Depth:
    7.9 mm
    Weight:
    Unknown

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. Opus HD

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

Opus HD has approximately 23% 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, Opus HD, compared at the same storage capacity.
StorageOptimus LTE SU640Opus HD
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. Opus HD

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

  2. 2. Opus HD

    2500 mAh

    +670 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. Opus HD

Everyday essentials
Everyday essentials — specifications for Optimus LTE SU640, Opus HD.
SpecificationOptimus LTE SU640Opus HD
Dimensions (HxWxD)
  • 132.9 Х 67.9 Х 10.4 mm
  • 143 Х 71 Х 7.9 mm
Weight
  • 135 g
  • 0 g
Technology
  • HD-IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 4.99" 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
  • 2500 mAh
  • Removable Li-Ion
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
  • Broadcom BCM23550
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus LTE SU640, Opus HD.
SpecificationOptimus LTE SU640Opus HD
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 55.8 cm2
  • 68.6 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.9%
  • 67.6%
PPI /points per inch/
  • 326 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for Optimus LTE SU640, Opus HD.
SpecificationOptimus LTE SU640Opus HD
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
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
Performance

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

Performance — specifications for Optimus LTE SU640, Opus HD.
SpecificationOptimus LTE SU640Opus HD
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Adreno 220
  • Broadcom VideoCore IV
Antutu 7 score * Unknown
  • 5687
General specs
General specs — specifications for Optimus LTE SU640, Opus HD.
SpecificationOptimus LTE SU640Opus HD
Release date
  • 2011
  • October
  • 2014
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 120 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 7 h
  • Stand by time- Up to 600 h (2G) / Up to 500 h (3G) Talking time- Up to 28 h (2G) / Up to 9 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Optimus LTE SU640, Opus HD.
SpecificationOptimus LTE SU640Opus HD
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 21.1/5.76 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
Harmful irradiation Unknown
  • SAR - 0.52 W/kg (head) 0.60 W/kg (body)
Music and Audio
Music and Audio — specifications for Optimus LTE SU640, Opus HD.
SpecificationOptimus LTE SU640Opus HD
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, Opus HD.
SpecificationOptimus LTE SU640Opus HD
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 - For India