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Allview X4 Xtreme vs Lava Iris Atom

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.

  • WeightIris Atom: 116.9 g lighterIris Atom: 110 g · X4 Xtreme: 226.9 g
  • WidthIris Atom: 20.1 mm narrowerIris Atom: 63.2 mm · X4 Xtreme: 83.3 mm
  • Screen diagonalIris Atom: 2 in smaller diagonalIris Atom: 4 in · X4 Xtreme: 6 in
  • DepthX4 Xtreme: 0.6 mm thinnerX4 Xtreme: 9.1 mm · Iris Atom: 9.7 mm
  • HeightIris Atom: 40.9 mm shorterIris Atom: 125.5 mm · X4 Xtreme: 166.4 mm
  • Release year2017 / 2015X4 Xtreme: 2017 · Iris Atom: 2015

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
X4 Xtreme: 166.4 × 83.3 mm 1 Iris Atom: 125.5 × 63.2 mm 2
Side
X4 Xtreme: 166.4 × 9.1 mm 1 Iris Atom: 125.5 × 9.7 mm 2
  1. 1. X4 Xtreme
    Height
    166.4 mm+40.9 mm versus Iris Atom
    Width
    83.3 mm+20.1 mm versus Iris Atom
    Depth
    9.1 mm
    Weight
    226.9 g
  2. 2. Iris Atom
    Height
    125.5 mm
    Width
    63.2 mm
    Depth
    9.7 mm+0.6 mm versus X4 Xtreme
    Weight
    110 g
Weight

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

  1. 1. X4 Xtreme226.9 g

    +116.9 g versus Iris Atom

  2. 2. Iris Atom110 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.

Screen size
X4 Xtreme: 6 in, 16:9, About 99.2 cm² rectangular area 1 Iris Atom: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. X4 Xtreme 6 in · 16:9 About 99.2 cm² rectangular area
  2. 2. Iris Atom 4 in · 5:3 About 45.5 cm² rectangular area

X4 Xtreme has approximately 117.9% more rectangular screen area than Iris Atom.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

X4 Xtreme: Original memory entry

up to 64 GB (dedicated slot) · 512GB 4GB

Iris Atom: Original memory entry

8 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. X4 Xtreme

NFC
See details Super AMOLED
Headphone jack
Yes
Memory card support
See details microSD · up to 256 GB (uses SIM 2 slot)

2. Iris Atom

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. X4 Xtreme4550 mAh

    +3000 mAh versus Iris Atom

  2. 2. Iris Atom1550 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. X4 Xtreme2. Iris Atom

Everyday essentials
Everyday essentials
SpecificationX4 XtremeIris Atom
Dimensions (HxWxD)
  • 166.4 Х 83.3 Х 9.1 mm
  • 125.5 Х 63.2 Х 9.7 mm
Weight
  • 226.9 g
  • 110 g
Technology
  • IPS LCD
Unknown
Screen size
  • 6" inch
  • 4" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • up to 64 GB (dedicated slot)
  • 512GB 4GB
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 4550 mAh
  • Non-removable Li-Po
  • 1550 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6757T Helio P25 (16 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationX4 XtremeIris Atom
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 99.2 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 146.1 Х 71.6 Х 9.9 mm
  • 57.4%
PPI /points per inch/
  • 367 PPI
  • 233 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video
SpecificationX4 XtremeIris Atom
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • PDAF -5 MP
  • (ultrawide/depth sensor)
  • 5 MP
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 20 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 20 MP
  • VGA
Performance
Performance
SpecificationX4 XtremeIris Atom
Processor CPU
  • Octa-core (4x2.5 GHz Cortex-A53 & 4x1.4 GHz Cortex-A53)
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Mali-T880MP2
Unknown
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 58758
Unknown
General specs
General specs
SpecificationX4 XtremeIris Atom
Release date
  • 2017
  • June
  • 2015
  • December
Colors
  • Mocha Gold
  • Black
  • White
Battery life
  • Stand by time- Up to 379 h Talking time- Up to 25 h
  • Stand by time- Up to 150 h (3G) Talking time- Up to 12 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationX4 XtremeIris Atom
SIM card
  • Hybrid Dual SIM (Micro-SIM/Nano SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 850 / 900 / 1900 / 2100-4G - LTE band 1(2100)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • hotspot
  • Wi-Fi 802.11 b/g/n
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 - 1.01 W/kg (head)
Unknown
Music and Audio
Music and Audio
SpecificationX4 XtremeIris Atom
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationX4 XtremeIris Atom
Dop
  • Sensors Fingerprint (front-mounted)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - For Europe
  • Sensors Accelerometer For India