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  2. Lava Iris Atom vs Yezz Billy 4.7

Lava Iris Atom vs Yezz Billy 4.7

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: 10 g lighterIris Atom: 110 g · Billy 4.7: 120 g
    • WidthIris Atom: 4 mm narrowerIris Atom: 63.2 mm · Billy 4.7: 67.2 mm
    • Screen diagonalIris Atom: 0.7 in smaller diagonalIris Atom: 4 in · Billy 4.7: 4.7 in
    • DepthBilly 4.7: 2.5 mm thinnerBilly 4.7: 7.2 mm · Iris Atom: 9.7 mm
    • HeightIris Atom: 10.3 mm shorterIris Atom: 125.5 mm · Billy 4.7: 135.8 mm
    • Release year2015 / 2014Iris Atom: 2015 · Billy 4.7: 2014

    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
    Iris Atom: 125.5 × 63.2 mm 1 Billy 4.7: 135.8 × 67.2 mm 2
    Side
    Iris Atom: 125.5 × 9.7 mm 1 Billy 4.7: 135.8 × 7.2 mm 2
    1. 1. Iris Atom
      Height
      125.5 mm
      Width
      63.2 mm
      Depth
      9.7 mm+2.5 mm versus Billy 4.7
      Weight
      110 g
    2. 2. Billy 4.7
      Height
      135.8 mm+10.3 mm versus Iris Atom
      Width
      67.2 mm+4 mm versus Iris Atom
      Depth
      7.2 mm
      Weight
      120 g
    Weight

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

    1. 1. Iris Atom110 g
    2. 2. Billy 4.7120 g

      +10 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.

    Screen size
    Iris Atom: 4 in, 5:3, About 45.5 cm² rectangular area 1 Billy 4.7: 4.7 in, 16:9, About 60.9 cm² rectangular area 2
    1. 1. Iris Atom 4 in · 5:3 About 45.5 cm² rectangular area
    2. 2. Billy 4.7 4.7 in · 16:9 About 60.9 cm² rectangular area

    Billy 4.7 has approximately 33.7% 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.

    Recorded RAM by storage capacity and phone
    StorageIris AtomBilly 4.7
    8 GB Unknown 1 GB RAM
    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. Iris Atom

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

    2. Billy 4.7

    NFC
    Unknown
    Headphone jack
    Yes
    Memory card support
    See details microSD · up to 256 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. Iris Atom1550 mAh
    2. 2. Billy 4.71780 mAh

      +230 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. Billy 4.7

    Everyday essentials
    Everyday essentials
    SpecificationIris AtomBilly 4.7
    Dimensions (HxWxD)
    • 125.5 Х 63.2 Х 9.7 mm
    • 135.8 Х 67.2 Х 7.2 mm
    Weight
    • 110 g
    • 120 g
    Technology Unknown
    • IPS LCD
    Screen size
    • 4" inch
    • 4.7" inch
    Screen resolution
    • 480 x 800 px
    • 720 x 1280 px
    Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 8 GB
    • 512 MB RAM
    • 8 GB
    • 1 GB RAM
    Memory card support
    • microSD
    • up to 32 GB
    • microSD
    • up to 256 GB
    BatteryCapacity is not battery life. No endurance test is implied.
    • 1550 mAh
    • Removable Li-Ion
    • 1780 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 5.1 (Lollipop)
    • Microsoft Windows Phone 8.1
    Chipset Unknown
    • Qualcomm MSM8212 Snapdragon 200 (28 nm)
    Headphone jack
    • Yes
    • Yes
    Display
    Display
    SpecificationIris AtomBilly 4.7
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors Unknown
    • 16M
    Screen area
    • 45.5 cm2
    • 60.9 cm2
    Screen format
    • 5:3 (height:width)
    • 16:9 (height:width)
    Screen to body ratio
    • 57.4%
    • 66.7%
    PPI /points per inch/
    • 233 PPI
    • 312 PPI
    Screen protection Unknown
    • Asahi Dragontrail Glass
    Camera and Video
    Camera and Video
    SpecificationIris AtomBilly 4.7
    Rear camera, main
    • 5 MP
    • Single
    • 8 MP
    • Single
    Camera specs
    • 5 MP
    • 8 MP
    • AF
    Functions
    • LED flash
    • HDR
    • panorama
    • LED flash
    • panorama
    • HDR
    Video
    • Yes
    • 720p@30fps
    Front camera, selfie
    • 0.3 MP
    • Single
    • 2 MP
    • Single
    Specifications
    • VGA
    • 2 MP
    Performance
    Performance
    SpecificationIris AtomBilly 4.7
    Processor CPU
    • Quad-core 1.3 GHz
    • Quad-core 1.2 GHz Cortex-A7
    Graphics processor GPU Unknown
    • Adreno 302
    General specs
    General specs
    SpecificationIris AtomBilly 4.7
    Release date
    • 2015
    • December
    • 2014
    • May
    Colors
    • Black
    • White
    • White
    • Red
    • Blue
    Battery life
    • Stand by time- Up to 150 h (3G) Talking time- Up to 12 h 30 min (3G)
    • Stand by time- Up to 480 h (2G) / Up to 350 h (3G) Talking time- Up to 16 h (2G) / Up to 7 h 30 min (3G)
    Communication and Connectivity
    Communication and Connectivity
    SpecificationIris AtomBilly 4.7
    SIM card
    • Dual SIM
    • Dual SIM (Micro-SIM)
    Network
    • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
    • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
    Speed
    • HSPA
    • HSPA 42.2/5.76 Mbps
    GPRS
    • Yes
    • Class 12
    Edge
    • No
    • Class 12
    Wi-Fi
    • Wi-Fi 802.11 b/g/n
    • Wi-Fi 802.11 a/b/g/n
    • dual-band
    • hotspot
    GPS
    • Yes
    • with A-GPS
    • Yes
    • with A-GPS
    • GLONASS
    USB
    • microUSB 2.0
    • microUSB 2.0
    Bluetooth
    • 2.1
    • EDR
    • 4.0
    • A2DP
    Music and Audio
    Music and Audio
    SpecificationIris AtomBilly 4.7
    Radio
    • FM radio
    • Stereo FM radio
    Other features
    Other features
    SpecificationIris AtomBilly 4.7
    Dop
    • Sensors Accelerometer For India
    • Sensors Accelerometer
    • proximity
    • compass - Single SIM: CWP 47 Dual SIM: WP 47

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