Allview E3 Sign vs Xiaomi Black Shark 3 Pro

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.

  • Display technology

    OLED versus LCD

    E3 Sign:
    LCD
    Black Shark 3 Pro:
    OLED
  • Weight

    E3 Sign: 91.1 g lighter

    E3 Sign:
    161.9 g
    Black Shark 3 Pro:
    253 g
  • Width

    E3 Sign: 7.4 mm narrower

    E3 Sign:
    75.9 mm
    Black Shark 3 Pro:
    83.3 mm
  • Screen diagonal

    E3 Sign: 1.6 in smaller diagonal

    E3 Sign:
    5.5 in
    Black Shark 3 Pro:
    7.1 in
  • Chipset

    E3 Sign:
    Mediatek MT6582 (28 nm)
    Black Shark 3 Pro:
    Qualcomm SM8250 Snapdragon 865 (7 nm+)
  • Rear camera layout

    E3 Sign:
    Single
    Black Shark 3 Pro:
    Triple

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
    Width:
    75.9 mm
    Depth:
    9.3 mm
  2. 2. Black Shark 3 Pro

    Height:
    177.8 mm +25.3 mm versus E3 Sign
    Width:
    83.3 mm +7.4 mm versus E3 Sign
    Depth:
    10.1 mm +0.8 mm versus E3 Sign

Weight

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

  1. 1. E3 Sign

    161.9 g

  2. 2. Black Shark 3 Pro

    253 g

    +91.1 g versus E3 Sign

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. Black Shark 3 Pro

    Screen diagonal:
    7.1 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    123.7 cm²

Black Shark 3 Pro has approximately 48.4% more rectangular screen area than E3 Sign.

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, Black Shark 3 Pro, compared at the same storage capacity.
StorageE3 SignBlack Shark 3 Pro
16 GB 2 GB RAM Not recorded
256 GB Not recorded 8 GB RAM
512 GB Not recorded 12 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. E3 Sign

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

2. Black Shark 3 Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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

  2. 2. Black Shark 3 Pro

    5000 mAh

    +2200 mAh versus E3 Sign

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. Black Shark 3 Pro

Everyday essentials
Everyday essentials — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
Dimensions (HxWxD)
  • 152.5 Х 75.9 Х 9.3 mm
  • 177.8 Х 83.3 Х 10.1 mm
Weight
  • 161.9 g
  • 253 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 5.5" inch
  • 7.1" inch
Screen resolution
  • 720 x 1280 px
  • 1440 x 3120 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 256GB 8GB RAM
  • 512GB 12GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2800 mAh
  • Removable Li-Po
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 10.0
Chipset
  • Mediatek MT6582 (28 nm)
  • Qualcomm SM8250 Snapdragon 865 (7 nm+)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 83.4 cm2
  • 123.7 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 72.0%
  • 83.6%
PPI /points per inch/
  • 267 PPI
  • 484 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
Rear camera, main
  • 8 MP
  • Single
  • 64 MP
  • Triple
Camera specs
  • 8 MP
  • AF
  • 64 MP
  • f/1.8
  • 26mm (wide)
  • 1/1.72''
  • 0.8µm
  • PDAF -13 MP
  • f/2.3
  • (ultrawide) -5 MP
  • f/2.2
  • (depth)
Functions
  • Dual-LED flash
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 2 MP
  • 20 MP
  • f/2.2
  • (wide)
  • 1/3''
  • 0.9μm
Performance

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

Performance — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Adreno 650
Antutu 7 score *
  • 24156
Unknown
Antutu 8 score * Unknown
  • 609523
General specs
General specs — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
Release date
  • 2015
  • March
  • 2020
  • March 3
Colors
  • Black
  • Phantom Black
  • Armor Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • $ 830
Battery life
  • Stand by time- Up to 280 h Talking time- Up to 10 h 20 min
Unknown
Body build Unknown
  • Glass front
  • aluminum back
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) -5G - 5G band 41(2500)
  • 78(3500)
  • 79(4700); SA/NSA
Speed
  • HSPA 21.1/11.5 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A; 5G
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac/ax
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • QZSS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 5.0
  • A2DP
  • LE
  • aptX HD
  • aptX Adaptive
Harmful irradiation
  • SAR EU - 0.67 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
Radio
  • FM radio
  • No
Others Unknown
  • Always-on display -90Hz refresh rate -500 nits typ. brightness -HDR10+
Other features
Other features — specifications for E3 Sign, Black Shark 3 Pro.
SpecificationE3 SignBlack Shark 3 Pro
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 Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 65W: 100% in 38 min -Magnetic charging 18W - Physical pop-up gaming triggers