Allview A4 Duo vs ZTE Star 1

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: 19.4 g lighter

    A4 Duo:
    110.6 g
    Star 1:
    130 g
  • Width

    A4 Duo: 5.8 mm narrower

    A4 Duo:
    63.2 mm
    Star 1:
    69 mm
  • Screen diagonal

    A4 Duo: 1.5 in smaller diagonal

    A4 Duo:
    3.5 in
    Star 1:
    5 in
  • Depth

    Star 1: 5.4 mm thinner

    A4 Duo:
    12 mm
    Star 1:
    6.6 mm
  • Height

    A4 Duo: 22.9 mm shorter

    A4 Duo:
    116.1 mm
    Star 1:
    139 mm
  • Release year

    A4 Duo:
    2013
    Star 1:
    2014

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. A4 Duo

    Height:
    116.1 mm
    Width:
    63.2 mm
    Depth:
    12 mm +5.4 mm versus Star 1
  2. 2. Star 1

    Height:
    139 mm +22.9 mm versus A4 Duo
    Width:
    69 mm +5.8 mm versus A4 Duo
    Depth:
    6.6 mm

Weight

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

  1. 1. A4 Duo

    110.6 g

  2. 2. Star 1

    130 g

    +19.4 g versus A4 Duo

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. A4 Duo

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. Star 1

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

Star 1 has approximately 88.9% more rectangular screen area than A4 Duo.

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 A4 Duo, Star 1, compared at the same storage capacity.
StorageA4 DuoStar 1
16 GB Unknown 2 GB RAM
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. A4 Duo

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

2. Star 1

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. A4 Duo

    1200 mAh

  2. 2. Star 1

    2300 mAh

    +1100 mAh versus A4 Duo

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. A4 Duo2. Star 1

Everyday essentials
Everyday essentials — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
Dimensions (HxWxD)
  • 116.1 Х 63.2 Х 12 mm
  • 139 Х 69 Х 6.6 mm
Weight
  • 110.6 g
  • 130 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 5" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB RAM - Liquid M2208 GB
  • 16 GB
  • 2 GB RAM
Memory card support
  • panorama
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 2300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 36.5 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 149.7 g
  • 71.9%
PPI /points per inch/
  • 165 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
  • AF
Functions Unknown
  • Dual-LED dual-tone flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications
  • Super AMOLED
  • 5 MP
Performance

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

Performance — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
Processor CPU
  • Dual-core 1.0 GHz Cotex-A7
  • Quad-core 1.6 GHz Cortex-A7
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Adreno 305
Antutu 7 score *
  • 11698
  • 19198
GeekBench 4 Single Core * Unknown
  • 361
GeekBench 4 Multi-Core * Unknown
  • 1118
General specs
General specs — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
Release date
  • 2013
  • November
  • 2014
  • April
Colors
  • Black
  • Pink
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 200 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 460 h Talking time- Up to 20 h
Communication and Connectivity
Communication and Connectivity — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
SIM card
  • Dual SIM (dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 900 / 2100 -4G - LTE
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA
  • LTE
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
Radio
  • FM radio
  • FM radio
Others Unknown
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A4 Duo, Star 1.
SpecificationA4 DuoStar 1
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity