Lava Iris Alfa vs Xiaomi Redmi Note 4

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: 7 g lighter

    Iris Alfa:
    158 g
    Redmi Note 4:
    165 g
  • Width

    Iris Alfa: 4.6 mm narrower

    Iris Alfa:
    71.4 mm
    Redmi Note 4:
    76 mm
  • Screen diagonal

    Iris Alfa: 0.5 in smaller diagonal

    Iris Alfa:
    5 in
    Redmi Note 4:
    5.5 in
  • Chipset

    Iris Alfa:
    Spreadtrum 7731
    Redmi Note 4:
    Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • Depth

    Redmi Note 4: 0.8 mm thinner

    Iris Alfa:
    9.3 mm
    Redmi Note 4:
    8.5 mm
  • Height

    Iris Alfa: 10 mm shorter

    Iris Alfa:
    141 mm
    Redmi Note 4:
    151 mm

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 +0.8 mm versus Redmi Note 4
  2. 2. Redmi Note 4

    Height:
    151 mm +10 mm versus Iris Alfa
    Width:
    76 mm +4.6 mm versus Iris Alfa
    Depth:
    8.5 mm

Weight

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

  1. 1. Iris Alfa

    158 g

  2. 2. Redmi Note 4

    165 g

    +7 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. Redmi Note 4

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

Redmi Note 4 has approximately 21% 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, Redmi Note 4, compared at the same storage capacity.
StorageIris AlfaRedmi Note 4
8 GB 1 GB RAM Unknown
Redmi Note 4: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM; 64 GB · 3 GB RAM (China only)

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. Redmi Note 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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

  2. 2. Redmi Note 4

    4100 mAh

    +1900 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. Redmi Note 4

Everyday essentials
Everyday essentials — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
Dimensions (HxWxD)
  • 141 Х 71.4 Х 9.3 mm
  • 151 Х 76 Х 8.5 mm
Weight
  • 158 g
  • 165 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM; 64 GB
  • 3 GB RAM (China only)
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 4100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Spreadtrum 7731
  • Qualcomm MSM8953 Snapdragon 625 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.4%
  • 72.7%
PPI /points per inch/
  • 196 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • f/2.0
  • 1.12µm
  • PDAF
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.0
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Mali-400
  • Adreno 506
Antutu 7 score * Unknown
  • 76000
GeekBench 4 Single Core * Unknown
  • 1475
GeekBench 4 Multi-Core * Unknown
  • 4010
GeekBench 4 RenderScript * Unknown
  • 3151
Antutu 8 score * Unknown
  • 102376
GeekBench 5 Single Core * Unknown
  • 171
GeekBench 5 Multi-Core * Unknown
  • 917
General specs
General specs — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
Release date
  • 2015
  • January
  • 2017
  • January
Colors
  • Black
  • White
  • Dark Gray
  • Gold
  • Black
  • Lake Blue (64/4GB model)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life
  • Talking time- Up to 14 h 30 min (3G)
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Micro-SIM/Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.1
  • 4.1
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
Radio
  • FM radio
  • recording
  • FM radio
Others Unknown
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Iris Alfa, Redmi Note 4.
SpecificationIris AlfaRedmi Note 4
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - For Global market. Also known as Xiaomi Redmi Note 4x Global.