Acer Liquid vs Allview A4 Duo

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

    A4 Duo: 24.4 g lighter

    Liquid:
    135 g
    A4 Duo:
    110.6 g
  • Depth

    A4 Duo: 0.5 mm thinner

    Liquid:
    12.5 mm
    A4 Duo:
    12 mm
  • Release year

    Liquid:
    2009
    A4 Duo:
    2013

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

    Height:
    115 mm
    Width:
    62.5 mm
    Depth:
    12.5 mm +0.5 mm versus A4 Duo
  2. 2. A4 Duo

    Height:
    116.1 mm
    Width:
    63.2 mm
    Depth:
    12 mm

Weight

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

  1. 1. Liquid

    135 g

    +24.4 g versus A4 Duo

  2. 2. A4 Duo

    110.6 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

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²
  2. 2. A4 Duo

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

A4 Duo has approximately 4.6% more rectangular screen area than Liquid.

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.

Liquid: Original memory entry

256 MB RAM · 512 MB RAM - Liquid M2208 GB

A4 Duo: Original memory entry

512 MB RAM - Liquid M2208 GB

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

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

2. A4 Duo

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details panorama

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

    1350 mAh

    +150 mAh versus A4 Duo

  2. 2. A4 Duo

    1200 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. Liquid2. A4 Duo

Everyday essentials
Everyday essentials — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
Dimensions (HxWxD)
  • 115 Х 62.5 Х 12.5 mm
  • 116.1 Х 63.2 Х 12 mm
Weight
  • 135 g
  • 110.6 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB RAM
  • 512 MB RAM - Liquid M2208 GB
  • 512 MB RAM - Liquid M2208 GB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • panorama
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 1.6 (Donut)
  • Android 4.2 (Jelly Bean)
Chipset
  • Qualcomm QSD8250 Snapdragon S1
Unknown
NFC
  • Super AMOLED
  • Super AMOLED
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • Super AMOLED
Screen area
  • 34.9 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 48.5%
  • 149.7 g
PPI /points per inch/
  • 267 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 2 MP
Video
  • 480p@20fps
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Specifications
  • Super AMOLED
  • Super AMOLED
Performance

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

Performance — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
Processor CPU
  • 768 MHz Scorpion
  • Dual-core 1.0 GHz Cotex-A7
Graphics processor GPU
  • Adreno 200
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
Antutu 7 score * Unknown
  • 11698
General specs
General specs — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
Release date
  • 2009
  • October
  • 2013
  • November
Colors
  • Black
  • White
  • Dark red
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 80 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 5 h
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Dual SIM (dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 7.2/2 Mbps
  • HSPA 42.2/5.76 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
GPS
  • Yes
  • with A-GPS
  • panorama
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • microUSB 2.0
  • A2DP
  • 4.0
  • A2DP
  • EDR
Harmful irradiation
  • SAR - 1.11 W/kg (head) 0.35 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
Radio
  • panorama
  • FM radio
Other features
Other features — specifications for Liquid, A4 Duo.
SpecificationLiquidA4 Duo
Dop
  • Sensors Accelerometer
  • proximity - MP3/WAV/WMA/eAAC+ player -MP4/WMV/H.264 player -Document viewer -Voice memo -Predictive text input
  • Sensors Accelerometer
  • proximity