Acer Liquid E1 vs LG Optimus Pro C660

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 Pro C660: 8.8 mm narrower

    Liquid E1:
    68.5 mm
    Optimus Pro C660:
    59.7 mm
  • Screen diagonal

    Optimus Pro C660: 1.7 in smaller diagonal

    Liquid E1:
    4.5 in
    Optimus Pro C660:
    2.8 in
  • Chipset

    Liquid E1:
    Mediatek MT6577 (40 nm)
    Optimus Pro C660:
    Qualcomm MSM7227T Snapdragon S1
  • Depth

    Liquid E1: 3 mm thinner

    Liquid E1:
    9.9 mm
    Optimus Pro C660:
    12.9 mm
  • Height

    Optimus Pro C660: 12.5 mm shorter

    Liquid E1:
    132 mm
    Optimus Pro C660:
    119.5 mm
  • Release year

    Liquid E1:
    2013
    Optimus Pro C660:
    2011

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 E1

    Height:
    132 mm +12.5 mm versus Optimus Pro C660
    Width:
    68.5 mm +8.8 mm versus Optimus Pro C660
    Depth:
    9.9 mm
  2. 2. Optimus Pro C660

    Height:
    119.5 mm
    Width:
    59.7 mm
    Depth:
    12.9 mm +3 mm versus Liquid E1

Weight

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

  1. 1. Liquid E1

    130 g

    +1 g versus Optimus Pro C660

  2. 2. Optimus Pro C660

    129 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 E1

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Optimus Pro C660

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

Liquid E1 has approximately 129.9% more rectangular screen area than Optimus Pro C660.

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 E1, Optimus Pro C660, compared at the same storage capacity.
StorageLiquid E1Optimus Pro C660
4 GB 1 GB RAM Unknown
Optimus Pro C660: Original memory entry

512 MB · 256 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 E1

NFC:
See details Yes (single sim model only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Optimus Pro C660

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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 E1

    1760 mAh

    +260 mAh versus Optimus Pro C660

  2. 2. Optimus Pro C660

    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 E12. Optimus Pro C660

Everyday essentials
Everyday essentials — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
Dimensions (HxWxD)
  • 132 Х 68.5 Х 9.9 mm
  • 119.5 Х 59.7 Х 12.9 mm
Weight
  • 130 g
  • 129 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 2.8" inch
Screen resolution
  • 540 x 960 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1760 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.1 (Jelly Bean)
  • Android 2.3.3 (Gingerbread)
Chipset
  • Mediatek MT6577 (40 nm)
  • Qualcomm MSM7227T Snapdragon S1
NFC
  • Yes (single sim model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 55.8 cm2
  • 24.3 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 61.7%
  • 34.0%
PPI /points per inch/
  • 245 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 3.15 MP
Functions
  • Dual-LED flash
Unknown
Video
  • 720p@30fps
  • 480p@24fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP or VGA
Unknown
Performance

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

Performance — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • 800 MHz ARM 11
Graphics processor GPU
  • SGX531u
  • Adreno 200
Antutu 7 score * Unknown
  • 165
General specs
General specs — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
Release date
  • 2013
  • January
  • 2011
  • July
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 70 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 8 h
  • Stand by time- Up to 852 h Talking time- Up to 13 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-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 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • EDR
  • 3.0
Harmful irradiation
  • SAR EU - 0.47 W/kg (head)
  • SAR - 0.43 W/kg (head) 0.94 W/kg (body) SAR EU - 1.28 W/kg (head) 1.12 W/kg (body)
Music and Audio
Music and Audio — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
Radio
  • FM radio
  • FM radio
Others
  • 21 MP
Unknown
Other features
Other features — specifications for Liquid E1, Optimus Pro C660.
SpecificationLiquid E1Optimus Pro C660
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also available as Acer Liquid E1 Dual with dual SIM card slot
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264 player -MP3/WAV/eAAC+ player -Document viewer -Organizer -Voice memo -Predictive text input