alcatel Fire E vs Lava Iris X1 Atom S

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

    Fire E: 9 g lighter

    Fire E:
    103 g
    Iris X1 Atom S:
    112 g
  • Screen diagonal

    Iris X1 Atom S: 0.5 in smaller diagonal

    Fire E:
    4.5 in
    Iris X1 Atom S:
    4 in
  • Depth

    Fire E: 1.5 mm thinner

    Fire E:
    8.2 mm
    Iris X1 Atom S:
    9.7 mm
  • Height

    Iris X1 Atom S: 3.5 mm shorter

    Fire E:
    129 mm
    Iris X1 Atom S:
    125.5 mm
  • Release year

    Fire E:
    2014
    Iris X1 Atom S:
    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. Fire E

    Height:
    129 mm +3.5 mm versus Iris X1 Atom S
    Width:
    63.5 mm
    Depth:
    8.2 mm
  2. 2. Iris X1 Atom S

    Height:
    125.5 mm
    Width:
    63.4 mm
    Depth:
    9.7 mm +1.5 mm versus Fire E

Weight

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

  1. 1. Fire E

    103 g

  2. 2. Iris X1 Atom S

    112 g

    +9 g versus Fire E

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. Fire E

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Iris X1 Atom S

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

Fire E has approximately 22.6% more rectangular screen area than Iris X1 Atom S.

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.

Fire E: Original memory entry

4 GB · 512 MB RAM

Iris X1 Atom S: 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. Fire E

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Iris X1 Atom S

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. Fire E

    1700 mAh

    +300 mAh versus Iris X1 Atom S

  2. 2. Iris X1 Atom S

    1400 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. Fire E2. Iris X1 Atom S

Everyday essentials
Everyday essentials — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
Dimensions (HxWxD)
  • 129 Х 63.5 Х 8.2 mm
  • 125.5 Х 63.4 Х 9.7 mm
Weight
  • 103 g
  • 112 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 540 x 960 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Firefox OS 1.3
  • Android 4.4.2 (KitKat)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.1%
  • 57.2%
PPI /points per inch/
  • 245 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
Functions
  • LED flash
  • HDR
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA
  • VGA
Performance
Performance — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
Processor CPU
  • Dual-core 1.2 GHz
  • 1.0 GHz
General specs
General specs — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
Release date
  • 2014
  • February
  • 2015
  • June
Colors
  • Slate
  • Dark Chocolate
  • Mozilla Orange
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 450 h (2G) / Up to 400 h (3G) Talking time- Up to 7 h (2G) / Up to 4 h (3G) Music play - Up to 25 h
  • Stand by time- Up to 110 h (3G) Talking time- Up to 14 h 20 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
SIM card
  • Micro-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 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
  • 3.0
  • A2DP
  • 2.1
  • EDR
Music and Audio
Music and Audio — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
Radio
  • FM radio
  • RDS
  • FM radio
Other features
Other features — specifications for Fire E, Iris X1 Atom S.
SpecificationFire EIris X1 Atom S
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/AAC+/WAV player -MP4/H.264 player -Photo viewer -Predictive text input
  • Sensors Accelerometer For India