Lava Iris Alfa vs Posh Memo S580

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 Alfa: 17 g lighter

    Iris Alfa:
    158 g
    Memo S580:
    175 g
  • Width

    Iris Alfa: 19.1 mm narrower

    Iris Alfa:
    71.4 mm
    Memo S580:
    90.5 mm
  • Screen diagonal

    Iris Alfa: 0.88 in smaller diagonal

    Iris Alfa:
    5 in
    Memo S580:
    5.88 in
  • Chipset

    Iris Alfa:
    Spreadtrum 7731
    Memo S580:
    Mediatek MT6572M (28 nm)
  • Height

    Iris Alfa: 24.5 mm shorter

    Iris Alfa:
    141 mm
    Memo S580:
    165.5 mm
  • Release year

    Iris Alfa:
    2015
    Memo S580:
    2014

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 Alfa

    Height:
    141 mm
    Width:
    71.4 mm
    Depth:
    9.3 mm
  2. 2. Memo S580

    Height:
    165.5 mm +24.5 mm versus Iris Alfa
    Width:
    90.5 mm +19.1 mm versus Iris Alfa
    Depth:
    9.7 mm

Weight

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

  1. 1. Iris Alfa

    158 g

  2. 2. Memo S580

    175 g

    +17 g versus Iris Alfa

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 Alfa

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Memo S580

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

Memo S580 has approximately 42.8% more rectangular screen area than Iris Alfa.

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.

Recorded RAM for Iris Alfa, Memo S580, compared at the same storage capacity.
StorageIris AlfaMemo S580
8 GB 1 GB RAM Unknown
Memo S580: Original memory entry

4 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. Iris Alfa

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

2. Memo S580

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. Iris Alfa

    2200 mAh

  2. 2. Memo S580

    2500 mAh

    +300 mAh versus Iris Alfa

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 Alfa2. Memo S580

Everyday essentials
Everyday essentials — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
Dimensions (HxWxD)
  • 141 Х 71.4 Х 9.3 mm
  • 165.5 Х 90.5 Х 9.7 mm
Weight
  • 158 g
  • 175 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 5.88" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 2500 mAh
  • Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.4 (KitKat)
Chipset
  • Spreadtrum 7731
  • Mediatek MT6572M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 98.4 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.4%
  • 65.7%
PPI /points per inch/
  • 196 PPI
  • 159 PPI
Camera and Video
Camera and Video — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance
Performance — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
Processor CPU
  • Quad-core 1.2 GHz
  • Dual-core 1.0 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
  • Mali-400
General specs
General specs — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
Release date
  • 2015
  • January
  • 2014
  • June
Colors
  • Black
  • White
  • Black
  • White
Battery life
  • Talking time- Up to 14 h 30 min (3G)
  • Stand by time- Up to 800 h (2G) / Up to 750 h (3G) Talking time- Up to 24 h (2G) / Up to 14 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
SIM card
  • Dual SIM
  • Dual SIM (Mini-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 2.1
  • EDR
Music and Audio
Music and Audio — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
Radio
  • FM radio
  • recording
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Iris Alfa, Memo S580.
SpecificationIris AlfaMemo S580
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Sensors Accelerometer
  • proximity