Kyocera DuraForce vs Lava Iris Alfa

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: 42 g lighter

    DuraForce:
    200 g
    Iris Alfa:
    158 g
  • Screen diagonal

    DuraForce: 0.5 in smaller diagonal

    DuraForce:
    4.5 in
    Iris Alfa:
    5 in
  • Chipset

    DuraForce:
    Qualcomm MSM8928 Snapdragon 400 (28 nm)
    Iris Alfa:
    Spreadtrum 7731
  • Depth

    Iris Alfa: 4.7 mm thinner

    DuraForce:
    14 mm
    Iris Alfa:
    9.3 mm
  • Height

    DuraForce: 4.1 mm shorter

    DuraForce:
    136.9 mm
    Iris Alfa:
    141 mm
  • Release year

    DuraForce:
    2014
    Iris Alfa:
    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. DuraForce

    Height:
    136.9 mm
    Width:
    70.6 mm
    Depth:
    14 mm +4.7 mm versus Iris Alfa
  2. 2. Iris Alfa

    Height:
    141 mm +4.1 mm versus DuraForce
    Width:
    71.4 mm
    Depth:
    9.3 mm

Weight

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

  1. 1. DuraForce

    200 g

    +42 g versus Iris Alfa

  2. 2. Iris Alfa

    158 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. DuraForce

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

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

Iris Alfa has approximately 23.5% more rectangular screen area than DuraForce.

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 DuraForce, Iris Alfa, compared at the same storage capacity.
StorageDuraForceIris Alfa
8 GB Not recorded 1 GB RAM
16 GB 2 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. DuraForce

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

2. Iris Alfa

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. DuraForce

    3100 mAh

    +900 mAh versus Iris Alfa

  2. 2. Iris Alfa

    2200 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. DuraForce2. Iris Alfa

Everyday essentials
Everyday essentials — specifications for DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
Dimensions (HxWxD)
  • 136.9 Х 70.6 Х 14 mm
  • 141 Х 71.4 Х 9.3 mm
Weight
  • 200 g
  • 158 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 8 GB
  • 1 GB 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.
  • 3100 mAh
  • Non-removable Li-Ion
  • 2200 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
  • Spreadtrum 7731
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.8%
  • 68.4%
PPI /points per inch/
  • 326 PPI
  • 196 PPI
Screen protection
  • Yes
Unknown
Camera and Video
Camera and Video — specifications for DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 720p
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 DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
Processor CPU
  • Quad-core 1.4 GHz Cortex-A7
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Adreno 305
  • Mali-400
Antutu 7 score *
  • 19579
Unknown
General specs
General specs — specifications for DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
Release date
  • 2014
  • November
  • 2015
  • January
Colors
  • Black
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 320 EUR
Unknown
Battery life
  • Stand by time- Up to 504 h Talking time- Up to 17 h
  • Talking time- Up to 14 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
SIM card
  • Nano-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 17(700)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • LE
  • 2.1
Music and Audio
Music and Audio — specifications for DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
Radio
  • No
  • FM radio
  • recording
Others
  • Smart Sonic Receiver -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for DuraForce, Iris Alfa.
SpecificationDuraForceIris Alfa
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • barometer - IP68 dust/water proof (up to 1.5m for 30 mins) -MIL-STD-810G compliant - For AT&T
  • U.S. Cellular & Bell Canada
  • Sensors Accelerometer
  • proximity - For India