Acer Liquid Z520 vs LG Optimus GJ E975W

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

    Liquid Z520: 23.2 g lighter

    Liquid Z520:
    118 g
    Optimus GJ E975W:
    141.2 g
  • Width

    Optimus GJ E975W: 17.1 mm narrower

    Liquid Z520:
    86 mm
    Optimus GJ E975W:
    68.9 mm
  • Screen diagonal

    Optimus GJ E975W: 0.8 in smaller diagonal

    Liquid Z520:
    5.5 in
    Optimus GJ E975W:
    4.7 in
  • Chipset

    Liquid Z520:
    Mediatek MT6582M (28 nm)
    Optimus GJ E975W:
    Qualcomm APQ8064 Snapdragon S4 Pro
  • Depth

    Liquid Z520: 3 mm thinner

    Liquid Z520:
    6.4 mm
    Optimus GJ E975W:
    9.4 mm
  • Height

    Optimus GJ E975W: 17.1 mm shorter

    Liquid Z520:
    154 mm
    Optimus GJ E975W:
    136.9 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 Z520

    Height:
    154 mm +17.1 mm versus Optimus GJ E975W
    Width:
    86 mm +17.1 mm versus Optimus GJ E975W
    Depth:
    6.4 mm
  2. 2. Optimus GJ E975W

    Height:
    136.9 mm
    Width:
    68.9 mm
    Depth:
    9.4 mm +3 mm versus Liquid Z520

Weight

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

  1. 1. Liquid Z520

    118 g

  2. 2. Optimus GJ E975W

    141.2 g

    +23.2 g versus Liquid Z520

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. Liquid Z520

    Liquid Z520: Screen geometry unavailable or conflicting.

  2. 2. Optimus GJ E975W

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²

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 Z520, Optimus GJ E975W, compared at the same storage capacity.
StorageLiquid Z520Optimus GJ E975W
16 GB Unknown 2 GB RAM
Liquid Z520: Original memory entry

8 GB · 1 GB RAM16 GB · 2 GB 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 Z520

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

2. Optimus GJ E975W

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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 Z520

    2000 mAh

  2. 2. Optimus GJ E975W

    2280 mAh

    +280 mAh versus Liquid Z520

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 Z5202. Optimus GJ E975W

Everyday essentials
Everyday essentials — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
Dimensions (HxWxD)
  • 154 Х 86 Х 6.4 mm
  • 136.9 Х 68.9 Х 9.4 mm
Weight
  • 118 g
  • 141.2 g
Technology
  • TFT
  • True HD-IPS + LCD
Screen size
  • 5.5" inch
  • 4.7" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM16 GB
  • 2 GB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Po
  • 2280 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.1.2 (Jelly Bean)
Chipset
  • Mediatek MT6582M (28 nm)
  • Qualcomm APQ8064 Snapdragon S4 Pro
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 75.7 cm2
  • 60.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.1%
  • 64.6%
PPI /points per inch/
  • 187 PPI
  • 312 PPI
Camera and Video
Camera and Video — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • AF
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 720p@60fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 2 MP
  • 1.3 MP
Performance

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

Performance — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Quad-core 1.5 GHz Krait
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Adreno 320
Antutu 7 score *
  • 17652
Unknown
General specs
General specs — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
Release date
  • 2015
  • March
  • 2013
  • May
Colors
  • Black
  • White
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 270 EUR
Battery life Unknown
  • Stand by time- Up to 515 h (2G) / Up to 596 h (3G) Talking time- Up to 23 h (2G) / Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Micro-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 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0 (MHL TV-out)
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
Radio
  • FM radio
  • No
Others
  • DTS sound
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Liquid Z520, Optimus GJ E975W.
SpecificationLiquid Z520Optimus GJ E975W
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - IPX7 certified -Water resistant up to 1 meter and 30 minutes