Lava Iris Atom vs Nokia Lumia 520

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: 14 g lighter

    Iris Atom:
    110 g
    Lumia 520:
    124 g
  • Height

    Lumia 520: 5.6 mm shorter

    Iris Atom:
    125.5 mm
    Lumia 520:
    119.9 mm
  • Release year

    Iris Atom:
    2015
    Lumia 520:
    2013

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 +5.6 mm versus Lumia 520
    Width:
    63.2 mm
    Depth:
    9.7 mm
  2. 2. Lumia 520

    Height:
    119.9 mm
    Width:
    64 mm
    Depth:
    9.9 mm

Weight

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

  1. 1. Iris Atom

    110 g

  2. 2. Lumia 520

    124 g

    +14 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. Lumia 520

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

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

Lumia 520: 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. Lumia 520

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated 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

    +120 mAh versus Lumia 520

  2. 2. Lumia 520

    1430 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. Iris Atom2. Lumia 520

Everyday essentials
Everyday essentials — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
Dimensions (HxWxD)
  • 125.5 Х 63.2 Х 9.7 mm
  • 119.9 Х 64 Х 9.9 mm
Weight
  • 110 g
  • 124 g
Technology Unknown
  • IPS LCD
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 1430 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Microsoft Windows Phone 8
  • upgradable to 8.1
Chipset Unknown
  • Qualcomm MSM8227
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 57.4%
  • 59.3%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
  • f/2.4
  • 28mm (wide)
  • 1/4''
  • AF
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance

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

Performance — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
Processor CPU
  • Quad-core 1.3 GHz
  • Dual-core 1.0 GHz
Graphics processor GPU Unknown
  • Adreno 305
Antutu 7 score * Unknown
  • 7177
GeekBench 4 Single Core * Unknown
  • 292
GeekBench 4 Multi-Core * Unknown
  • 550
General specs
General specs — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
Release date
  • 2015
  • December
  • 2013
  • February
Colors
  • Black
  • White
  • Yellow
  • Red
  • Cyan
  • white/black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 70 EUR
Battery life
  • Stand by time- Up to 150 h (3G) Talking time- Up to 12 h 30 min (3G)
  • Stand by time- Up to 360 h (3G) Talking time- Up to 14 h 40 min (2G) / Up to 9 h 40 min (3G) Music play - Up to 61 h
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
SIM card
  • 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 - all versions
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class B
Edge
  • No
  • Up to 236.8 kbps
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
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • EDR
  • 4.0
  • A2DP
  • LE/ aptX after WP8 Denim update
Harmful irradiation Unknown
  • SAR - 0.77 W/kg (head) SAR EU - 1.09 W/kg (head)
Music and Audio
Music and Audio — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Iris Atom, Lumia 520.
SpecificationIris AtomLumia 520
Dop
  • Sensors Accelerometer For India
  • Sensors Accelerometer
  • proximity - Versions: Nokia Lumia 521 RM-917 (T-Mobile)