LG Optimus LTE SU640 vs Vodafone Smart 4 mini

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

    Smart 4 mini: 18 g lighter

    Optimus LTE SU640:
    135 g
    Smart 4 mini:
    117 g
  • Width

    Smart 4 mini: 3.5 mm narrower

    Optimus LTE SU640:
    67.9 mm
    Smart 4 mini:
    64.4 mm
  • Screen diagonal

    Smart 4 mini: 0.5 in smaller diagonal

    Optimus LTE SU640:
    4.5 in
    Smart 4 mini:
    4 in
  • Chipset

    Optimus LTE SU640:
    Qualcomm MSM8660 Snapdragon S3
    Smart 4 mini:
    Mediatek MT6572 (28 nm)
  • Depth

    Optimus LTE SU640: 1.9 mm thinner

    Optimus LTE SU640:
    10.4 mm
    Smart 4 mini:
    12.3 mm
  • Height

    Smart 4 mini: 11.3 mm shorter

    Optimus LTE SU640:
    132.9 mm
    Smart 4 mini:
    121.6 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 +11.3 mm versus Smart 4 mini
    Width:
    67.9 mm +3.5 mm versus Smart 4 mini
    Depth:
    10.4 mm
  2. 2. Smart 4 mini

    Height:
    121.6 mm
    Width:
    64.4 mm
    Depth:
    12.3 mm +1.9 mm versus Optimus LTE SU640

Weight

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

  1. 1. Optimus LTE SU640

    135 g

    +18 g versus Smart 4 mini

  2. 2. Smart 4 mini

    117 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. Smart 4 mini

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

Optimus LTE SU640 has approximately 22.6% more rectangular screen area than Smart 4 mini.

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, Smart 4 mini, compared at the same storage capacity.
StorageOptimus LTE SU640Smart 4 mini
4 GB 1 GB RAM Unknown
Smart 4 mini: Original memory entry

4 GB · 512 MB 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. Smart 4 mini

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

    +430 mAh versus Smart 4 mini

  2. 2. Smart 4 mini

    1400 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. Smart 4 mini

Everyday essentials
Everyday essentials — specifications for Optimus LTE SU640, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
Dimensions (HxWxD)
  • 132.9 Х 67.9 Х 10.4 mm
  • 121.6 Х 64.4 Х 12.3 mm
Weight
  • 135 g
  • 117 g
Technology
  • HD-IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
  • Android 4.2.2 (Jelly Bean)
Chipset
  • Qualcomm MSM8660 Snapdragon S3
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus LTE SU640, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 61.9%
  • 58.2%
PPI /points per inch/
  • 326 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Optimus LTE SU640, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • 480p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance

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

Performance — specifications for Optimus LTE SU640, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Dual-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Adreno 220
  • Mali-400
Antutu 7 score * Unknown
  • 3890
General specs
General specs — specifications for Optimus LTE SU640, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
Release date
  • 2011
  • October
  • 2014
  • April
Colors
  • Black
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 50 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 600 h (3G) Talking time- Up to 8 h (2G) / Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Optimus LTE SU640, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
SIM card
  • Mini-SIM
  • Mini-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 GSM 900 / 1800 / 1900
Speed
  • HSPA
  • LTE
  • HSPA
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 EU - 0.66 W/kg (head)
Music and Audio
Music and Audio — specifications for Optimus LTE SU640, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
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, Smart 4 mini.
SpecificationOptimus LTE SU640Smart 4 mini
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 - Also known as Vodafone 785