Coolpad Cool S1 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.

  • Weight

    Iris Atom: 58 g lighter

    Cool S1:
    168 g
    Iris Atom:
    110 g
  • Width

    Iris Atom: 11.5 mm narrower

    Cool S1:
    74.7 mm
    Iris Atom:
    63.2 mm
  • Screen diagonal

    Iris Atom: 1.5 in smaller diagonal

    Cool S1:
    5.5 in
    Iris Atom:
    4 in
  • Depth

    Cool S1: 2.2 mm thinner

    Cool S1:
    7.5 mm
    Iris Atom:
    9.7 mm
  • Height

    Iris Atom: 25.9 mm shorter

    Cool S1:
    151.4 mm
    Iris Atom:
    125.5 mm
  • Release year

    Cool S1:
    2016
    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.

  1. 1. Cool S1

    Height:
    151.4 mm +25.9 mm versus Iris Atom
    Width:
    74.7 mm +11.5 mm versus Iris Atom
    Depth:
    7.5 mm
  2. 2. Iris Atom

    Height:
    125.5 mm
    Width:
    63.2 mm
    Depth:
    9.7 mm +2.2 mm versus Cool S1

Weight

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

  1. 1. Cool S1

    168 g

    +58 g versus Iris Atom

  2. 2. Iris Atom

    110 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.

  1. 1. Cool S1

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Iris Atom

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

Cool S1 has approximately 83.1% 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.

Cool S1: Original memory entry

128 GB · 6 GB RAM 64 GB · 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. Cool S1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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 battery capacity

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

  1. 1. Cool S1

    4070 mAh

    +2520 mAh versus Iris Atom

  2. 2. Iris Atom

    1550 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. Cool S12. Iris Atom

Everyday essentials
Everyday essentials — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
Dimensions (HxWxD)
  • 151.4 Х 74.7 Х 7.5 mm
  • 125.5 Х 63.2 Х 9.7 mm
Weight
  • 168 g
  • 110 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 1080 x 1920 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
  • 8 GB
  • 512 MB RAM
Memory card support
  • No
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 4070 mAh
  • Non-removable Li-Po
  • 1550 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow); eUI 5.8
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm MSM8996 Snapdragon 821 (14 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 83.4 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 73.7%
  • 57.4%
PPI /points per inch/
  • 401 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
Rear camera, main
  • 16 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 16 MP
  • PDAF
  • f/2.0
  • 5 MP
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • VGA
Performance

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

Performance — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
Processor CPU
  • Quad-core (2x2.35 GHz Kryo & 2x1.6 GHz Kryo)
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Adreno 530
Unknown
GeekBench 4 Single Core *
  • 1818
Unknown
GeekBench 4 Multi-Core *
  • 3877
Unknown
GeekBench 4 RenderScript *
  • 7272
Unknown
General specs
General specs — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
Release date
  • 2016
  • December
  • 2015
  • December
Colors
  • Gold
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 420 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 150 h (3G) Talking time- Up to 12 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA -4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 2.1
  • EDR
Music and Audio
Music and Audio — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic -Harman Kardon sound enhancement
Unknown
Other features
Other features — specifications for Cool S1, Iris Atom.
SpecificationCool S1Iris Atom
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Fast battery charging (Quick Charge 3.0)
  • Sensors Accelerometer For India