Lava Iris Atom vs vivo X20

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

    Iris Atom: 49 g lighter

    Iris Atom:
    110 g
    X20:
    159 g
  • Width

    Iris Atom: 12 mm narrower

    Iris Atom:
    63.2 mm
    X20:
    75.2 mm
  • Screen diagonal

    Iris Atom: 2.01 in smaller diagonal

    Iris Atom:
    4 in
    X20:
    6.01 in
  • Rear camera layout

    Iris Atom:
    Single
    X20:
    Dual
  • Depth

    X20: 2.5 mm thinner

    Iris Atom:
    9.7 mm
    X20:
    7.2 mm
  • Height

    Iris Atom: 30.4 mm shorter

    Iris Atom:
    125.5 mm
    X20:
    155.9 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. Iris Atom

    Height:
    125.5 mm
    Width:
    63.2 mm
    Depth:
    9.7 mm +2.5 mm versus X20
  2. 2. X20

    Height:
    155.9 mm +30.4 mm versus Iris Atom
    Width:
    75.2 mm +12 mm versus Iris Atom
    Depth:
    7.2 mm

Weight

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

  1. 1. Iris Atom

    110 g

  2. 2. X20

    159 g

    +49 g versus Iris Atom

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. Iris Atom

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. X20

    Screen diagonal:
    6.01 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    93.2 cm²

X20 has approximately 104.7% 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.

Iris Atom: Original memory entry

8 GB · 512 MB RAM

X20: Original memory entry

64 GB · 512GB 4GB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Iris Atom

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

2. X20

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Iris Atom

    1550 mAh

  2. 2. X20

    3250 mAh

    +1700 mAh versus Iris Atom

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. Iris Atom2. X20

Everyday essentials
Everyday essentials — specifications for Iris Atom, X20.
SpecificationIris AtomX20
Dimensions (HxWxD)
  • 125.5 Х 63.2 Х 9.7 mm
  • 155.9 Х 75.2 Х 7.2 mm
Weight
  • 110 g
  • 159 g
Technology Unknown
  • Super AMOLED
Screen size
  • 4" inch
  • 6.01" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 3250 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 7.1.1 (Nougat)
  • upgradable to Android 8.0 (Oreo); Funtouch 3.2
Chipset Unknown
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Atom, X20.
SpecificationIris AtomX20
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 93.2 cm2
Screen format
  • 5:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 57.4%
  • 79.5%
PPI /points per inch/
  • 233 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for Iris Atom, X20.
SpecificationIris AtomX20
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 5 MP
  • 12 MP
  • f/1.8
  • AF -5 MP
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 12 MP
  • Single
Specifications
  • VGA
  • 12 MP
  • f/2.0
Performance

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

Performance — specifications for Iris Atom, X20.
SpecificationIris AtomX20
Processor CPU
  • Quad-core 1.3 GHz
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU Unknown
  • Adreno 512
Antutu 7 score * Unknown
  • 142753
GeekBench 4 Single Core * Unknown
  • 1907
GeekBench 4 Multi-Core * Unknown
  • 4546
GeekBench 4 RenderScript * Unknown
  • 5409
General specs
General specs — specifications for Iris Atom, X20.
SpecificationIris AtomX20
Release date
  • 2015
  • December
  • 2017
  • September
Colors
  • Black
  • White
  • Matte Black
  • Black/Gold
  • Gold
  • Rose Gold
  • Blue
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 390 EUR
Battery life
  • Stand by time- Up to 150 h (3G) Talking time- Up to 12 h 30 min (3G)
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Iris Atom, X20.
SpecificationIris AtomX20
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) LTE band 1(2100)
  • 4(1700/2100)
  • 8(900) - X20A
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.1
  • EDR
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Iris Atom, X20.
SpecificationIris AtomX20
Radio
  • FM radio
  • No
Others Unknown
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Iris Atom, X20.
SpecificationIris AtomX20
Dop
  • Sensors Accelerometer For India
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W