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Allview E3 Sign vs Vodafone Smart 4

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

    Smart 4: 9.9 g lighter

    E3 Sign:
    161.9 g
    Smart 4:
    152 g
  • Width

    Smart 4: 9.9 mm narrower

    E3 Sign:
    75.9 mm
    Smart 4:
    66 mm
  • Screen diagonal

    Smart 4: 1 in smaller diagonal

    E3 Sign:
    5.5 in
    Smart 4:
    4.5 in
  • Chipset

    E3 Sign:
    Mediatek MT6582 (28 nm)
    Smart 4:
    Qualcomm MSM8210 Snapdragon 200 (28 nm)
  • Depth

    E3 Sign: 1.3 mm thinner

    E3 Sign:
    9.3 mm
    Smart 4:
    10.6 mm
  • Height

    Smart 4: 17.8 mm shorter

    E3 Sign:
    152.5 mm
    Smart 4:
    134.7 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. E3 Sign

    Height:
    152.5 mm +17.8 mm versus Smart 4
    Width:
    75.9 mm +9.9 mm versus Smart 4
    Depth:
    9.3 mm
  2. 2. Smart 4

    Height:
    134.7 mm
    Width:
    66 mm
    Depth:
    10.6 mm +1.3 mm versus E3 Sign

Weight

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

  1. 1. E3 Sign

    161.9 g

    +9.9 g versus Smart 4

  2. 2. Smart 4

    152 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. E3 Sign

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Smart 4

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

E3 Sign has approximately 49.4% more rectangular screen area than Smart 4.

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 E3 Sign, Smart 4, compared at the same storage capacity.
StorageE3 SignSmart 4
16 GB 2 GB RAM Unknown
Smart 4: Original memory entry

4 GB · 512 MB 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. E3 Sign

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

2. Smart 4

NFC:
See details Yes (optional)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. E3 Sign

    2800 mAh

    +920 mAh versus Smart 4

  2. 2. Smart 4

    1880 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. E3 Sign2. Smart 4

Everyday essentials
Everyday essentials — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
Dimensions (HxWxD)
  • 152.5 Х 75.9 Х 9.3 mm
  • 134.7 Х 66 Х 10.6 mm
Weight
  • 161.9 g
  • 152 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 4.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2800 mAh
  • Removable Li-Po
  • 1880 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6582 (28 nm)
  • Qualcomm MSM8210 Snapdragon 200 (28 nm)
NFC
  • Super AMOLED
  • Yes (optional)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
Unknown
Screen area
  • 83.4 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 72.0%
  • 62.8%
PPI /points per inch/
  • 267 PPI
  • 218 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
Unknown
Performance

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

Performance — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Adreno 302
Antutu 7 score *
  • 24156
  • 8302
General specs
General specs — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
Release date
  • 2015
  • March
  • 2014
  • May
Colors
  • Black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life
  • Stand by time- Up to 280 h Talking time- Up to 10 h 20 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
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 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 21.1/11.5 Mbps
  • HSPA
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.67 W/kg (head)
  • SAR - 1.22 W/kg (head) 0.82 W/kg (body)
Music and Audio
Music and Audio — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for E3 Sign, Smart 4.
SpecificationE3 SignSmart 4
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity - Also known as Liquid E3 E380 Available as Acer Liquid E3 Duo with dual-SIM card slots
  • Infrared port - Fast battery charging (Pump Express 2.0+) - For metroPCS
  • Sensors Accelerometer
  • proximity