Acer Liquid E1 vs Unnecto Air 4.5

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

    Air 4.5: 19.4 g lighter

    Liquid E1:
    130 g
    Air 4.5:
    110.6 g
  • Width

    Air 4.5: 2.5 mm narrower

    Liquid E1:
    68.5 mm
    Air 4.5:
    66 mm
  • Depth

    Air 4.5: 1.6 mm thinner

    Liquid E1:
    9.9 mm
    Air 4.5:
    8.3 mm
  • Release year

    Liquid E1:
    2013
    Air 4.5:
    2015

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
    Width:
    68.5 mm +2.5 mm versus Air 4.5
    Depth:
    9.9 mm +1.6 mm versus Air 4.5
  2. 2. Air 4.5

    Height:
    133.9 mm
    Width:
    66 mm
    Depth:
    8.3 mm

Weight

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

  1. 1. Liquid E1

    130 g

    +19.4 g versus Air 4.5

  2. 2. Air 4.5

    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 E1

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

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 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 E1, Air 4.5, compared at the same storage capacity.
StorageLiquid E1Air 4.5
4 GB 1 GB RAM Not recorded
8 GB Not recorded 1 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 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. Air 4.5

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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

    +60 mAh versus Air 4.5

  2. 2. Air 4.5

    1700 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. Air 4.5

Everyday essentials
Everyday essentials — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
Dimensions (HxWxD)
  • 132 Х 68.5 Х 9.9 mm
  • 133.9 Х 66 Х 8.3 mm
Weight
  • 130 g
  • 110.6 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 4.5" inch
Screen resolution
  • 540 x 960 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1760 mAh
  • Removable Li-Ion
  • 1700 mAh
  • Li-Ion
Operating system OS
  • Android 4.1.1 (Jelly Bean)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6577 (40 nm)
Unknown
NFC
  • Yes (single sim model only)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.7%
  • 63.1%
PPI /points per inch/
  • 245 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • HDR
Video
  • 720p@30fps
  • 1080p@60fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 3 MP
  • Single
Specifications
  • 2 MP or VGA
  • 3 MP
Performance
Performance — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
Processor CPU
  • Dual-core 1.0 GHz Cortex-A9
  • Quad-core 1.3 GHz
Graphics processor GPU
  • SGX531u
  • Mali-450MP4
General specs
General specs — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
Release date
  • 2013
  • January
  • 2015
  • January
Colors
  • Black
  • White
  • Black
  • White
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
Unknown
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 8 h
  • Stand by time- Up to 120 h (3G) Talking time- Up to 8 h (3G) Music play - Up to 24 h
Communication and Connectivity
Communication and Connectivity — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • dual stand-by)
  • Dual SIM (dual stand-by)
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 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Up to 107 kbps
Edge
  • Yes
  • Up to 296 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 3.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.47 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
Radio
  • FM radio
  • FM radio
Others
  • 21 MP
Unknown
Other features
Other features — specifications for Liquid E1, Air 4.5.
SpecificationLiquid E1Air 4.5
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also available as Acer Liquid E1 Dual with dual SIM card slot
  • Sensors Accelerometer