Amoi E78 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

    Iris X1 Atom S: 38 g lighter

    E78:
    150 g
    Iris X1 Atom S:
    112 g
  • Width

    E78: 2.4 mm narrower

    E78:
    61 mm
    Iris X1 Atom S:
    63.4 mm
  • Screen diagonal

    E78: 1.54 in smaller diagonal

    E78:
    2.46 in
    Iris X1 Atom S:
    4 in
  • Depth

    Iris X1 Atom S: 3 mm thinner

    E78:
    12.7 mm
    Iris X1 Atom S:
    9.7 mm
  • Height

    E78: 10.5 mm shorter

    E78:
    115 mm
    Iris X1 Atom S:
    125.5 mm
  • Release year

    E78:
    2007
    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. E78

    Height:
    115 mm
    Width:
    61 mm
    Depth:
    12.7 mm +3 mm versus Iris X1 Atom S
  2. 2. Iris X1 Atom S

    Height:
    125.5 mm +10.5 mm versus E78
    Width:
    63.4 mm +2.4 mm versus E78
    Depth:
    9.7 mm

Weight

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

  1. 1. E78

    150 g

    +38 g versus Iris X1 Atom S

  2. 2. Iris X1 Atom S

    112 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. E78

    Screen diagonal:
    2.46 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    18.7 cm²
  2. 2. Iris X1 Atom S

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

Iris X1 Atom S has approximately 143% more rectangular screen area than E78.

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.

E78: Original memory entry

64 MB

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. E78

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (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. E78

    1100 mAh

  2. 2. Iris X1 Atom S

    1400 mAh

    +300 mAh versus E78

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. E782. Iris X1 Atom S

Everyday essentials
Everyday essentials — specifications for E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
Dimensions (HxWxD)
  • 115 Х 61 Х 12.7 mm
  • 125.5 Х 63.4 Х 9.7 mm
Weight
  • 150 g
  • 112 g
Technology
  • TFT
  • TFT
Screen size
  • 2.46" inch
  • 4" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB
  • 8 GB
  • 512 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1100 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 4.4.2 (KitKat)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 18.7 cm2
  • 45.5 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 26.7%
  • 57.2%
PPI /points per inch/
  • 163 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications
  • Super AMOLED
  • VGA
Performance
Performance — specifications for E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
Processor CPU
  • Super AMOLED
  • 1.0 GHz
General specs
General specs — specifications for E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
Release date
  • 2007
  • 2015
  • June
Colors
  • Black
  • Black
  • White
Battery life Unknown
  • 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 E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • Super AMOLED
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • panorama
  • Wi-Fi 802.11 b/g/n
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • panorama
  • microUSB 2.0
Bluetooth
  • Quad-core 1.25 GHz Cortex-A53
  • A2DP
  • 2.1
  • EDR
Music and Audio
Music and Audio — specifications for E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
Radio
  • panorama
  • FM radio
Other features
Other features — specifications for E78, Iris X1 Atom S.
SpecificationE78Iris X1 Atom S
Dop
  • File transfer -Organizer -Task synchronizing -Pocket Office
  • Sensors Accelerometer For India