Lava Iris Atom vs ZTE Star 1

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.

  • Weight

    Iris Atom: 20 g lighter

    Iris Atom:
    110 g
    Star 1:
    130 g
  • Width

    Iris Atom: 5.8 mm narrower

    Iris Atom:
    63.2 mm
    Star 1:
    69 mm
  • Screen diagonal

    Iris Atom: 1 in smaller diagonal

    Iris Atom:
    4 in
    Star 1:
    5 in
  • Depth

    Star 1: 3.1 mm thinner

    Iris Atom:
    9.7 mm
    Star 1:
    6.6 mm
  • Height

    Iris Atom: 13.5 mm shorter

    Iris Atom:
    125.5 mm
    Star 1:
    139 mm
  • Release year

    Iris Atom:
    2015
    Star 1:
    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.

  1. 1. Iris Atom

    Height:
    125.5 mm
    Width:
    63.2 mm
    Depth:
    9.7 mm +3.1 mm versus Star 1
  2. 2. Star 1

    Height:
    139 mm +13.5 mm versus Iris Atom
    Width:
    69 mm +5.8 mm versus Iris Atom
    Depth:
    6.6 mm

Weight

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

  1. 1. Iris Atom

    110 g

  2. 2. Star 1

    130 g

    +20 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. Star 1

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

Star 1 has approximately 51.3% 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 for Iris Atom, Star 1, compared at the same storage capacity.
StorageIris AtomStar 1
16 GB Unknown 2 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. Star 1

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

  2. 2. Star 1

    2300 mAh

    +750 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. Star 1

Everyday essentials
Everyday essentials — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
Dimensions (HxWxD)
  • 125.5 Х 63.2 Х 9.7 mm
  • 139 Х 69 Х 6.6 mm
Weight
  • 110 g
  • 130 g
Technology Unknown
  • IPS LCD
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 16 GB
  • 2 GB 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
  • 2300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.4%
  • 71.9%
PPI /points per inch/
  • 233 PPI
  • 441 PPI
Camera and Video
Camera and Video — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • Dual-LED dual-tone flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
Performance

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

Performance — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
Processor CPU
  • Quad-core 1.3 GHz
  • Quad-core 1.6 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 305
Antutu 7 score * Unknown
  • 19198
GeekBench 4 Single Core * Unknown
  • 361
GeekBench 4 Multi-Core * Unknown
  • 1118
General specs
General specs — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
Release date
  • 2015
  • December
  • 2014
  • April
Colors
  • Black
  • White
  • Pink
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 200 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 460 h Talking time- Up to 20 h
Communication and Connectivity
Communication and Connectivity — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 900 / 2100 -4G - LTE
Speed
  • HSPA
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • No
  • Yes
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
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.1
  • EDR
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
Radio
  • FM radio
  • FM radio
Others Unknown
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Iris Atom, Star 1.
SpecificationIris AtomStar 1
Dop
  • Sensors Accelerometer For India
  • Sensors Accelerometer
  • proximity