LG Optimus LTE SU640 vs LG Stylus 2 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

    Optimus LTE SU640: 11 g lighter

    Optimus LTE SU640:
    135 g
    Stylus 2 Plus:
    146 g
  • Width

    Optimus LTE SU640: 11.7 mm narrower

    Optimus LTE SU640:
    67.9 mm
    Stylus 2 Plus:
    79.6 mm
  • Screen diagonal

    Optimus LTE SU640: 1.2 in smaller diagonal

    Optimus LTE SU640:
    4.5 in
    Stylus 2 Plus:
    5.7 in
  • Chipset

    Optimus LTE SU640:
    Qualcomm MSM8660 Snapdragon S3
    Stylus 2 Plus:
    Qualcomm MSM8937 Snapdragon 430 (28 nm)
  • Depth

    Stylus 2 Plus: 3 mm thinner

    Optimus LTE SU640:
    10.4 mm
    Stylus 2 Plus:
    7.4 mm
  • Height

    Optimus LTE SU640: 22.1 mm shorter

    Optimus LTE SU640:
    132.9 mm
    Stylus 2 Plus:
    155 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 +3 mm versus Stylus 2 Plus
  2. 2. Stylus 2 Plus

    Height:
    155 mm +22.1 mm versus Optimus LTE SU640
    Width:
    79.6 mm +11.7 mm versus Optimus LTE SU640
    Depth:
    7.4 mm

Weight

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

  1. 1. Optimus LTE SU640

    135 g

  2. 2. Stylus 2 Plus

    146 g

    +11 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.

At least two phones need compatible screen dimensions for a drawing.

  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. Stylus 2 Plus

    Stylus 2 Plus: Screen geometry unavailable or conflicting.

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, Stylus 2 Plus, compared at the same storage capacity.
StorageOptimus LTE SU640Stylus 2 Plus
4 GB 1 GB RAM Unknown
Stylus 2 Plus: Original memory entry

16/32 GB · 2 GB RAM - K530 · MS55016/32 GB · 3 GB RAM - K535D

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. Stylus 2 Plus

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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

  2. 2. Stylus 2 Plus

    2900 mAh

    +1070 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. Stylus 2 Plus

Everyday essentials
Everyday essentials — specifications for Optimus LTE SU640, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 Plus
Dimensions (HxWxD)
  • 132.9 Х 67.9 Х 10.4 mm
  • 155 Х 79.6 Х 7.4 mm
Weight
  • 135 g
  • 146 g
Technology
  • HD-IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.7" 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
  • 16/32 GB
  • 2 GB RAM - K530
  • MS55016/32 GB
  • 3 GB RAM - K535D
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1830 mAh
  • Removable Li-Ion
  • 2900 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat)
Chipset
  • Qualcomm MSM8660 Snapdragon S3
  • Qualcomm MSM8937 Snapdragon 430 (28 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus LTE SU640, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 Plus
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 89.6 cm2
Screen format
  • 16:9 (height:width)
Unknown
Screen to body ratio
  • 61.9%
  • 72.6%
PPI /points per inch/
  • 326 PPI
  • 386 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Optimus LTE SU640, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 Plus
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP or 16 MP
  • f/2.2
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.3 MP
  • 5 or 8 MP
Performance

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

Performance — specifications for Optimus LTE SU640, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 Plus
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Octa-core 1.2 GHz Cortex-A53 or Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU
  • Adreno 220
  • Adreno 505
GeekBench 4 Single Core * Unknown
  • 587
GeekBench 4 Multi-Core * Unknown
  • 1966
GeekBench 4 RenderScript * Unknown
  • 1762
General specs
General specs — specifications for Optimus LTE SU640, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 Plus
Release date
  • 2011
  • October
  • 2016
  • May
Colors
  • Black
  • White
  • Titan
  • Gold
  • Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 7 h
  • Stand by time- Up to 315 h (3G) Talking time- Up to 7 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Optimus LTE SU640, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 Plus
SIM card
  • Mini-SIM
  • Single SIM (Nano-SIM)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 850 / 900 / 1900 / 2100 - K535N HSDPA 850 / 1700(AWS) / 1900 / 2100 - MS550
  • K550 HSDPA 900 / 1900 / 2100 - K535D -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - K535N LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700) - MS550
  • K550 LTE band 3(1800)
  • 40(2300) - K535D
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • No
  • Class 33
Edge
  • No
  • Class 33
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0 (MHL TV-out)
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.1/4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Optimus LTE SU640, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 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, Stylus 2 Plus.
SpecificationOptimus LTE SU640Stylus 2 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 Fingerprint (rear-mounted; region dependent)
  • accelerometer
  • proximity
  • compass - Stylus - Versions: K535D (India)
  • K535N (HK
  • Taiwan)
  • LG Stylo 2 Plus MS550 (Metro PCS); LG Stylo 2 Plus K550 (T-Mobile)
  • K530F (South America) K530F
  • K535D and K535N models has no fingerprint scanner