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Lava Iris Alfa vs Nokia E51 camera-free

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

    E51 camera-free: 58 g lighter

    Iris Alfa:
    158 g
    E51 camera-free:
    100 g
  • Width

    E51 camera-free: 25.4 mm narrower

    Iris Alfa:
    71.4 mm
    E51 camera-free:
    46 mm
  • Screen diagonal

    E51 camera-free: 3 in smaller diagonal

    Iris Alfa:
    5 in
    E51 camera-free:
    2 in
  • Depth

    Iris Alfa: 2.7 mm thinner

    Iris Alfa:
    9.3 mm
    E51 camera-free:
    12 mm
  • Height

    E51 camera-free: 26.2 mm shorter

    Iris Alfa:
    141 mm
    E51 camera-free:
    114.8 mm
  • Release year

    Iris Alfa:
    2015
    E51 camera-free:
    2008

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 +26.2 mm versus E51 camera-free
    Width:
    71.4 mm +25.4 mm versus E51 camera-free
    Depth:
    9.3 mm
  2. 2. E51 camera-free

    Height:
    114.8 mm
    Width:
    46 mm
    Depth:
    12 mm +2.7 mm versus Iris Alfa

Weight

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

  1. 1. Iris Alfa

    158 g

    +58 g versus E51 camera-free

  2. 2. E51 camera-free

    100 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. Iris Alfa

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. E51 camera-free

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

Iris Alfa has approximately 456.4% more rectangular screen area than E51 camera-free.

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, E51 camera-free, compared at the same storage capacity.
StorageIris AlfaE51 camera-free
8 GB 1 GB RAM Unknown
E51 camera-free: Original memory entry

130 MB · 96 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. E51 camera-free

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

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

    +1150 mAh versus E51 camera-free

  2. 2. E51 camera-free

    1050 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. Iris Alfa2. E51 camera-free

Everyday essentials
Everyday essentials — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
Dimensions (HxWxD)
  • 141 Х 71.4 Х 9.3 mm
  • 114.8 Х 46 Х 12 mm
Weight
  • 158 g
  • 100 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 2" inch
Screen resolution
  • 480 x 854 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
  • 1 GB RAM
  • 130 MB
  • 96 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 1050 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Symbian OS 9.2
  • Series 60 v3.1 UI
Chipset
  • Spreadtrum 7731
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
Touchscreen
  • capacitive touchscreen
Unknown
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 12.4 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 68.4%
  • 23.5%
PPI /points per inch/
  • 196 PPI
  • 200 PPI
Camera and Video
Camera and Video — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
Rear camera, main
  • 5 MP
  • Single
  • 0 MP,
Camera specs
  • 5 MP
  • AF
Unknown
Functions
  • LED flash
Unknown
Video
  • 720p
Unknown
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
Processor CPU
  • Quad-core 1.2 GHz
  • 369 MHz ARM 11
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
Release date
  • 2015
  • January
  • 2008
  • February
Colors
  • Black
  • White
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 130 EUR
Battery life
  • Talking time- Up to 14 h 30 min (3G)
  • Stand by time- Up to 310 h Talking time- Up to 4 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 32
Edge
  • Yes
  • Class 32
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b/g
  • VoIP over WLAN
GPS
  • A-GPS
  • No
USB
  • microUSB 2.0
  • miniUSB 2.0
Bluetooth
  • 2.1
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.47 W/kg (head) 0.75 W/kg (body) SAR EU - 1.38 W/kg (head)
Music and Audio
Music and Audio — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
Radio
  • FM radio
  • recording
  • FM radio
Others Unknown
  • Five-way scroll key -Downloadable themes
Other features
Other features — specifications for Iris Alfa, E51 camera-free.
SpecificationIris AlfaE51 camera-free
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Infrared port - Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer -Predictive text input -Voice command/memo -Organizer -Nokia Intellisync Wireless Email -Exchange mail