Acer Liquid E2 vs Motorola ROKR Z6

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

    ROKR Z6: 35 g lighter

    Liquid E2:
    140 g
    ROKR Z6:
    105 g
  • Width

    ROKR Z6: 23 mm narrower

    Liquid E2:
    68 mm
    ROKR Z6:
    45 mm
  • Screen diagonal

    ROKR Z6: 2.4 in smaller diagonal

    Liquid E2:
    4.5 in
    ROKR Z6:
    2.1 in
  • Depth

    Liquid E2: 6.3 mm thinner

    Liquid E2:
    9.9 mm
    ROKR Z6:
    16.2 mm
  • Height

    ROKR Z6: 26 mm shorter

    Liquid E2:
    131 mm
    ROKR Z6:
    105 mm
  • Release year

    Liquid E2:
    2013
    ROKR Z6:
    2007

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 +26 mm versus ROKR Z6
    Width:
    68 mm +23 mm versus ROKR Z6
    Depth:
    9.9 mm
  2. 2. ROKR Z6

    Height:
    105 mm
    Width:
    45 mm
    Depth:
    16.2 mm +6.3 mm versus Liquid E2

Weight

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

  1. 1. Liquid E2

    140 g

    +35 g versus ROKR Z6

  2. 2. ROKR Z6

    105 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. ROKR Z6

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

Liquid E2 has approximately 308.8% more rectangular screen area than ROKR Z6.

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, ROKR Z6, compared at the same storage capacity.
StorageLiquid E2ROKR Z6
4 GB 1 GB RAM Unknown
ROKR Z6: Original memory entry

64 MB

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. ROKR Z6

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 1 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

    +1280 mAh versus ROKR Z6

  2. 2. ROKR Z6

    720 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. ROKR Z6

Everyday essentials
Everyday essentials — specifications for Liquid E2, ROKR Z6.
SpecificationLiquid E2ROKR Z6
Dimensions (HxWxD)
  • 131 Х 68 Х 9.9 mm
  • 105 Х 45 Х 16.2 mm
Weight
  • 140 g
  • 105 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 2.1" 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
  • 64 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 1 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 720 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2.1 (Jelly Bean)
  • Linux / Java-based MOTOMAGX
Chipset
  • Mediatek MT6589 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Liquid E2, ROKR Z6.
SpecificationLiquid E2ROKR Z6
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 256K
Screen area
  • 55.8 cm2
  • 13.7 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 62.7%
  • 28.9%
PPI /points per inch/
  • 245 PPI
  • 190 PPI
Camera and Video
Camera and Video — specifications for Liquid E2, ROKR Z6.
SpecificationLiquid E2ROKR Z6
Rear camera, main
  • 8 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 2 MP
Functions
  • Dual-LED flash
  • LED flash
Video
  • 1080p@30fps
  • QCIF
Front camera, selfie
  • 2 MP
  • Single
  • 0 MP,
Specifications
  • 2 MP
Unknown
Performance

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

Performance — specifications for Liquid E2, ROKR Z6.
SpecificationLiquid E2ROKR Z6
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • 32-bit Freescale MXC275-30
Graphics processor GPU
  • PowerVR SGX544
Unknown
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, ROKR Z6.
SpecificationLiquid E2ROKR Z6
Release date
  • 2013
  • April
  • 2007
  • January
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 90 EUR
Battery life
  • Stand by time- Up to 450 h Talking time- Up to 9 h
  • Stand by time- Up to 400 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for Liquid E2, ROKR Z6.
SpecificationLiquid E2ROKR Z6
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
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
Unknown
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • miniUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • EDR
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.23 W/kg (head)
  • SAR - 1.25 W/kg (head) 0.34 W/kg (body) SAR EU - 0.98 W/kg (head)
Music and Audio
Music and Audio — specifications for Liquid E2, ROKR Z6.
SpecificationLiquid E2ROKR Z6
Radio
  • FM radio
  • No
Others
  • DTS sound -Active noise cancellation with dedicated mic
  • Screensavers and wallpapers -Downloadable logos
Other features
Other features — specifications for Liquid E2, ROKR Z6.
SpecificationLiquid E2ROKR Z6
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as Acer Liquid E2 Duo with dual-SIM card slots
  • MP3/AAC/AAC+ player -Predictive text input -Organizer -Voice dial -Voice memo Formerly known as Motorola RIZR Z6