Allview E3 Sign vs Nokia N81 8GB

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

    N81 8GB: 21.9 g lighter

    E3 Sign:
    161.9 g
    N81 8GB:
    140 g
  • Width

    N81 8GB: 25.9 mm narrower

    E3 Sign:
    75.9 mm
    N81 8GB:
    50 mm
  • Screen diagonal

    N81 8GB: 3.1 in smaller diagonal

    E3 Sign:
    5.5 in
    N81 8GB:
    2.4 in
  • Depth

    E3 Sign: 8.6 mm thinner

    E3 Sign:
    9.3 mm
    N81 8GB:
    17.9 mm
  • Height

    N81 8GB: 50.5 mm shorter

    E3 Sign:
    152.5 mm
    N81 8GB:
    102 mm
  • Release year

    E3 Sign:
    2015
    N81 8GB:
    2007

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 +50.5 mm versus N81 8GB
    Width:
    75.9 mm +25.9 mm versus N81 8GB
    Depth:
    9.3 mm
  2. 2. N81 8GB

    Height:
    102 mm
    Width:
    50 mm
    Depth:
    17.9 mm +8.6 mm versus E3 Sign

Weight

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

  1. 1. E3 Sign

    161.9 g

    +21.9 g versus N81 8GB

  2. 2. N81 8GB

    140 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. N81 8GB

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²

E3 Sign has approximately 367.5% more rectangular screen area than N81 8GB.

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, N81 8GB, compared at the same storage capacity.
StorageE3 SignN81 8GB
16 GB 2 GB RAM Unknown
N81 8GB: Original memory entry

8 GB · 96 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. N81 8GB

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

    +1750 mAh versus N81 8GB

  2. 2. N81 8GB

    1050 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. N81 8GB

Everyday essentials
Everyday essentials — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
Dimensions (HxWxD)
  • 152.5 Х 75.9 Х 9.3 mm
  • 102 Х 50 Х 17.9 mm
Weight
  • 161.9 g
  • 140 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 2.4" inch
Screen resolution
  • 720 x 1280 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 8 GB
  • 96 MB 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
  • 1050 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Mediatek MT6582 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 83.4 cm2
  • 17.8 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 72.0%
  • 35.0%
PPI /points per inch/
  • 267 PPI
  • 167 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
Rear camera, main
  • 8 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 2 MP
Functions
  • Dual-LED flash
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 320p@15fps
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • CIF videocall camera
Performance

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

Performance — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 369 MHz ARM 11
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
Unknown
Antutu 7 score *
  • 24156
Unknown
General specs
General specs — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
Release date
  • 2015
  • March
  • 2007
  • August
Colors
  • Black
  • Cocoa brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 200 EUR
Battery life
  • Stand by time- Up to 280 h Talking time- Up to 10 h 20 min
  • Stand by time- Up to 410 h Talking time- Up to 4 h (2G) / 3 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-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 850 / 900 / 1800 / 1900
Speed
  • HSPA 21.1/11.5 Mbps
  • Yes
  • 384 kbps
GPRS
  • Class 12
  • Class 10
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b/g with UPnP
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.67 W/kg (head)
  • SAR - 0.81 W/kg (head) 0.60 W/kg (body) SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
Radio
  • FM radio
  • Stereo FM radio
Others Unknown
  • Touch-sensitive Navi wheel
Other features
Other features — specifications for E3 Sign, N81 8GB.
SpecificationE3 SignN81 8GB
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
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Predictive text input -Push to talk -Voice dial/memo -Organizer