Acer Liquid E2 vs LG Optimus Black (White version)

Compare recorded specifications, size and practical differences.

+ Add a third phone

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 Black (White version): 31 g lighter

    Liquid E2:
    140 g
    Optimus Black (White version):
    109 g
  • Width

    Optimus Black (White version): 4 mm narrower

    Liquid E2:
    68 mm
    Optimus Black (White version):
    64 mm
  • Screen diagonal

    Optimus Black (White version): 0.5 in smaller diagonal

    Liquid E2:
    4.5 in
    Optimus Black (White version):
    4 in
  • Chipset

    Liquid E2:
    Mediatek MT6589 (28 nm)
    Optimus Black (White version):
    TI OMAP 3630
  • Depth

    Optimus Black (White version): 0.7 mm thinner

    Liquid E2:
    9.9 mm
    Optimus Black (White version):
    9.2 mm
  • Height

    Optimus Black (White version): 9 mm shorter

    Liquid E2:
    131 mm
    Optimus Black (White version):
    122 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. Liquid E2

    Height:
    131 mm +9 mm versus Optimus Black (White version)
    Width:
    68 mm +4 mm versus Optimus Black (White version)
    Depth:
    9.9 mm +0.7 mm versus Optimus Black (White version)
  2. 2. Optimus Black (White version)

    Height:
    122 mm
    Width:
    64 mm
    Depth:
    9.2 mm

Weight

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

  1. 1. Liquid E2

    140 g

    +31 g versus Optimus Black (White version)

  2. 2. Optimus Black (White version)

    109 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. Liquid E2

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

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

Liquid E2 has approximately 22.6% more rectangular screen area than Optimus Black (White version).

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 Liquid E2, Optimus Black (White version), compared at the same storage capacity.
StorageLiquid E2Optimus Black (White version)
4 GB 1 GB RAM Unknown
Optimus Black (White version): Original memory entry

2 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. Liquid E2

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Optimus Black (White version)

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. Liquid E2

    2000 mAh

    +500 mAh versus Optimus Black (White version)

  2. 2. Optimus Black (White version)

    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. Liquid E22. Optimus Black (White version)

Everyday essentials
Everyday essentials — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
Dimensions (HxWxD)
  • 131 Х 68 Х 9.9 mm
  • 122 Х 64 Х 9.2 mm
Weight
  • 140 g
  • 109 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 540 x 960 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
  • 2 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.1 (Jelly Bean)
  • Android 2.2 (Froyo)
  • 2.3 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
Chipset
  • Mediatek MT6589 (28 nm)
  • TI OMAP 3630
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
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
  • 62.7%
  • 58.3%
PPI /points per inch/
  • 245 PPI
  • 233 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • Dual-LED flash
  • LED flash
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 2 MP
  • 2 MP
Performance

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

Performance — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • 1.0 GHz Cortex-A8
Graphics processor GPU
  • PowerVR SGX544
  • PowerVR SGX530
Antutu 7 score *
  • 14005
Unknown
GeekBench 4 Single Core *
  • 2870 mAh
Unknown
GeekBench 4 Multi-Core *
  • 1036
Unknown
General specs
General specs — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
Release date
  • 2013
  • April
  • 2011
  • July
Colors
  • Black
  • White
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 140 EUR
Battery life
  • Stand by time- Up to 450 h Talking time- Up to 9 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)-3G - HSDPA-4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Up to 48 kbps
Edge
  • Yes
  • Up to 237 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • EDR
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 0.23 W/kg (head)
  • SAR EU - 1.27 W/kg (head)
Music and Audio
Music and Audio — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Others
  • DTS sound -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Liquid E2, Optimus Black (White version).
SpecificationLiquid E2Optimus Black (White version)
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as Acer Liquid E2 Duo with dual-SIM card slots
  • Sensors Accelerometer
  • proximity
  • compass - MP4/DivX/Xvid/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo/dial/commands -Predictive text input