Lava A51 vs LG Optimus 2X SU660

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 2X SU660: 2.8 mm narrower

    A51:
    66 mm
    Optimus 2X SU660:
    63.2 mm
  • Screen diagonal

    Optimus 2X SU660: 0.5 in smaller diagonal

    A51:
    4.5 in
    Optimus 2X SU660:
    4 in
  • Depth

    A51: 1 mm thinner

    A51:
    9.9 mm
    Optimus 2X SU660:
    10.9 mm
  • Height

    Optimus 2X SU660: 12.1 mm shorter

    A51:
    136 mm
    Optimus 2X SU660:
    123.9 mm
  • Release year

    A51:
    2016
    Optimus 2X SU660:
    2010

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. A51

    Height:
    136 mm +12.1 mm versus Optimus 2X SU660
    Width:
    66 mm +2.8 mm versus Optimus 2X SU660
    Depth:
    9.9 mm
    Weight:
    Unknown
  2. 2. Optimus 2X SU660

    Height:
    123.9 mm
    Width:
    63.2 mm
    Depth:
    10.9 mm +1 mm versus A51
    Weight:
    139 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. A51

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Optimus 2X SU660

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

A51 has approximately 22.6% more rectangular screen area than Optimus 2X SU660.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

A51: Original memory entry

8 GB · 512 MB RAM

Optimus 2X SU660: Original memory entry

8 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. A51

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

2. Optimus 2X SU660

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. A51

    1750 mAh

    +250 mAh versus Optimus 2X SU660

  2. 2. Optimus 2X SU660

    1500 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. A512. Optimus 2X SU660

Everyday essentials
Everyday essentials — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
Dimensions (HxWxD)
  • 136 Х 66 Х 9.9 mm
  • 123.9 Х 63.2 Х 10.9 mm
Weight
  • 0 g
  • 139 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1750 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 2.2 (Froyo)
  • 2.3
  • upgradable to 4.0 (Ice Cream Sandwich)
Chipset
  • Spreadtrum SC7731C
  • Nvidia Tegra 2 AP20H
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 62.2%
  • 58.2%
PPI /points per inch/
  • 218 PPI
  • 233 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • panorama
  • LED flash
Video
  • Yes
  • 1080p@24fps
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance
Performance — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
Processor CPU
  • Quad-core 1.2 GHz
  • Dual-core 1.0 GHz Cortex-A9
Graphics processor GPU Unknown
  • ULP GeForce
General specs
General specs — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
Release date
  • 2016
  • October
  • 2010
  • December
Colors
  • Gray
  • Black
  • Gold
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life
  • Stand by time- Up to 420 h (3G) Talking time- Up to 10 h 30 min (3G)
  • Stand by time- Up to 300 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • EDR
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for A51, Optimus 2X SU660.
SpecificationA51Optimus 2X SU660
Dop
  • Sensors Accelerometer For India
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - TDMB Mobile TV -HDMI port -DivX/Xvid/MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo/dial/commands -Predictive text input - For South Korea