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Allview E3 Sign vs Lava Iris Atom X

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.

  • WidthIris Atom X: 12.5 mm narrowerIris Atom X: 63.4 mm · E3 Sign: 75.9 mm
  • Screen diagonalIris Atom X: 1.5 in smaller diagonalIris Atom X: 4 in · E3 Sign: 5.5 in
  • HeightIris Atom X: 27 mm shorterIris Atom X: 125.5 mm · E3 Sign: 152.5 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.

Front
E3 Sign: 152.5 × 75.9 mm 1 Iris Atom X: 125.5 × 63.4 mm 2
Side
E3 Sign: 152.5 × 9.3 mm 1 Iris Atom X: 125.5 × 9.7 mm 2
  1. 1. E3 Sign
    Height
    152.5 mm+27 mm versus Iris Atom X
    Width
    75.9 mm+12.5 mm versus Iris Atom X
    Depth
    9.3 mm
    Weight
    161.9 g
  2. 2. Iris Atom X
    Height
    125.5 mm
    Width
    63.4 mm
    Depth
    9.7 mm
    Weight
    Unknown

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.

Screen size
E3 Sign: 5.5 in, 16:9, About 83.4 cm² rectangular area 1 Iris Atom X: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. E3 Sign 5.5 in · 16:9 About 83.4 cm² rectangular area
  2. 2. Iris Atom X 4 in · 5:3 About 45.5 cm² rectangular area

E3 Sign has approximately 83.1% more rectangular screen area than Iris Atom X.

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 by storage capacity and phone
StorageE3 SignIris Atom X
16 GB 2 GB RAM Unknown
Iris Atom X: Original memory entry

512 MB · 256 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. Iris Atom X

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 capacity

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

  1. 1. E3 Sign2800 mAh

    +1400 mAh versus Iris Atom X

  2. 2. Iris Atom X1400 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. Iris Atom X

Everyday essentials
Everyday essentials
SpecificationE3 SignIris Atom X
Dimensions (HxWxD)
  • 152.5 Х 75.9 Х 9.3 mm
  • 125.5 Х 63.4 Х 9.7 mm
Weight
  • 161.9 g
  • 0 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 2800 mAh
  • Removable Li-Po
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6582 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationE3 SignIris Atom X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
Unknown
Screen area
  • 83.4 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 72.0%
  • 57.2%
PPI /points per inch/
  • 267 PPI
  • 233 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video
SpecificationE3 SignIris Atom X
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
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance
SpecificationE3 SignIris Atom X
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 1.0 GHz
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
Unknown
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 24156
Unknown
General specs
General specs
SpecificationE3 SignIris Atom X
Release date
  • 2015
  • March
  • 2015
  • November
Colors
  • Black
  • Black
  • White
Battery life
  • Stand by time- Up to 280 h Talking time- Up to 10 h 20 min
  • Stand by time- Up to 140 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity
SpecificationE3 SignIris Atom X
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual 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 - SIM 1 & SIM 2
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
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 0.67 W/kg (head)
Unknown
Music and Audio
Music and Audio
SpecificationE3 SignIris Atom X
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationE3 SignIris Atom X
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 For India