Archos 55b Cobalt 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: 78 g lighter

    55b Cobalt:
    188 g
    Iris Atom:
    110 g
  • Screen diagonal

    Iris Atom: 1.5 in smaller diagonal

    55b Cobalt:
    5.5 in
    Iris Atom:
    4 in
  • Release year

    55b Cobalt:
    2017
    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. 55b Cobalt

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown

    Unavailable dimensions are omitted from the drawing.

  2. 2. Iris Atom

    Height:
    125.5 mm
    Width:
    63.2 mm
    Depth:
    9.7 mm

Weight

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

  1. 1. 55b Cobalt

    188 g

    +78 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. 55b Cobalt

    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

55b Cobalt 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.

55b Cobalt: Original memory entry

16/32 GB · 1/2 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. 55b Cobalt

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

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. 55b Cobalt

    2600 mAh

    +1050 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. 55b Cobalt2. Iris Atom

Everyday essentials
Everyday essentials — specifications for 55b Cobalt, Iris Atom.
Specification55b CobaltIris Atom
Dimensions (HxWxD)
  • 155 Х 79 Х 0 mm
  • 125.5 Х 63.2 Х 9.7 mm
Weight
  • 188 g
  • 110 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5.5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 1/2 GB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2600 mAh
  • Removable Li-Ion
  • 1550 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm MSM8909 Snapdragon 210 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 55b Cobalt, Iris Atom.
Specification55b CobaltIris 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
  • 68.1%
  • 57.4%
PPI /points per inch/
  • 267 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for 55b Cobalt, Iris Atom.
Specification55b CobaltIris Atom
Rear camera, main
  • 13 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • 5 MP
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • LED flash
  • HDR
  • panorama
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance

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

Performance — specifications for 55b Cobalt, Iris Atom.
Specification55b CobaltIris Atom
Processor CPU
  • Quad-core 1.1 GHz Cortex-A7
  • Quad-core 1.3 GHz
Graphics processor GPU
  • Adreno 304
Unknown
Antutu 7 score *
  • 17741
Unknown
General specs
General specs — specifications for 55b Cobalt, Iris Atom.
Specification55b CobaltIris Atom
Release date
  • 2017
  • January
  • 2015
  • December
Colors
  • Gray
  • Black
  • White
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 55b Cobalt, Iris Atom.
Specification55b CobaltIris Atom
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE 800 / 1800 / 2100 / 2600
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.1
  • EDR
Harmful irradiation
  • SAR EU - 0.98 W/kg (head) 1.76 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for 55b Cobalt, Iris Atom.
Specification55b CobaltIris Atom
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for 55b Cobalt, Iris Atom.
Specification55b CobaltIris Atom
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer For India