Lava Iris Atom vs Siemens SX66

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: 100 g lighter

    Iris Atom:
    110 g
    SX66:
    210 g
  • Width

    Iris Atom: 7.8 mm narrower

    Iris Atom:
    63.2 mm
    SX66:
    71 mm
  • Screen diagonal

    SX66: 0.5 in smaller diagonal

    Iris Atom:
    4 in
    SX66:
    3.5 in
  • Depth

    Iris Atom: 8.3 mm thinner

    Iris Atom:
    9.7 mm
    SX66:
    18 mm
  • Release year

    Iris Atom:
    2015
    SX66:
    2004

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. 2. SX66

    Height:
    125 mm
    Width:
    71 mm +7.8 mm versus Iris Atom
    Depth:
    18 mm +8.3 mm versus Iris Atom

Weight

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

  1. 1. Iris Atom

    110 g

  2. 2. SX66

    210 g

    +100 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. SX66

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

Iris Atom has approximately 20% more rectangular screen area than SX66.

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

SX66: Original memory entry

128 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. SX66

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. SX66

Everyday essentials
Everyday essentials — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
Dimensions (HxWxD)
  • 125.5 Х 63.2 Х 9.7 mm
  • 125 Х 71 Х 18 mm
Weight
  • 110 g
  • 210 g
Technology Unknown
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 128 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • SDIO/MMC
Battery Capacity is not battery life. No endurance test is implied.
  • 1550 mAh
  • Removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 5.1 (Lollipop)
  • Microsoft Windows Mobile 2003 SE PocketPC
Headphone jack
  • Yes
  • No
Display
Display — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors Unknown
  • 65K
Screen area
  • 45.5 cm2
  • 37.9 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 57.4%
  • 42.7%
PPI /points per inch/
  • 233 PPI
  • 114 PPI
Camera and Video
Camera and Video — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
Rear camera, main
  • 5 MP
  • Single
  • 0 MP,
Camera specs
  • 5 MP
Unknown
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • Yes
Unknown
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
Processor CPU
  • Quad-core 1.3 GHz
  • Intel Xscale PXA272 520 MHz
General specs
General specs — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
Release date
  • 2015
  • December
  • 2004
  • Q4
Colors
  • Black
  • White
  • Silver
Battery life
  • Stand by time- Up to 150 h (3G) Talking time- Up to 12 h 30 min (3G)
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • No
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 2.1
  • EDR
  • Yes
Music and Audio
Music and Audio — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
Radio
  • FM radio
  • No
Others Unknown
  • Downloadable logos
Other features
Other features — specifications for Iris Atom, SX66.
SpecificationIris AtomSX66
Dop
  • Sensors Accelerometer For India
  • Infrared port - Microsoft ActiveSync -MP3/AAC player -Predictive text input