Lava Iris Alfa vs ZTE nubia X

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: 23 g lighter

    Iris Alfa:
    158 g
    nubia X:
    181 g
  • Width

    Iris Alfa: 1.9 mm narrower

    Iris Alfa:
    71.4 mm
    nubia X:
    73.3 mm
  • Screen diagonal

    Iris Alfa: 1.26 in smaller diagonal

    Iris Alfa:
    5 in
    nubia X:
    6.26 in
  • Chipset

    Iris Alfa:
    Spreadtrum 7731
    nubia X:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    Iris Alfa:
    Single
    nubia X:
    Dual
  • Depth

    nubia X: 0.9 mm thinner

    Iris Alfa:
    9.3 mm
    nubia X:
    8.4 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 +0.9 mm versus nubia X
  2. 2. nubia X

    Height:
    154.1 mm +13.1 mm versus Iris Alfa
    Width:
    73.3 mm +1.9 mm versus Iris Alfa
    Depth:
    8.4 mm

Weight

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

  1. 1. Iris Alfa

    158 g

  2. 2. nubia X

    181 g

    +23 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. nubia X

    Screen diagonal:
    6.26 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    97.8 cm²

nubia X has approximately 41.9% 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, nubia X, compared at the same storage capacity.
StorageIris Alfanubia X
8 GB 1 GB RAM Unknown
nubia X: Original memory entry

128/256/512 GB · 8 GB RAM 64 GB · 6 GB 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. nubia X

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

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. nubia X

    3800 mAh

    +1600 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. nubia X

Everyday essentials
Everyday essentials — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
Dimensions (HxWxD)
  • 141 Х 71.4 Х 9.3 mm
  • 154.1 Х 73.3 Х 8.4 mm
Weight
  • 158 g
  • 181 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 5" inch
  • 6.26" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 128/256/512 GB
  • 8 GB RAM 64 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2200 mAh
  • Removable Li-Po
  • 3800 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 8.1 (Oreo); Nubia UI 6
Chipset
  • Spreadtrum 7731
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
Headphone jack
  • Yes
  • No
Display
Display — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 68.9 cm2
  • 97.8 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 68.4%
  • 86.6%
PPI /points per inch/
  • 196 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
Rear camera, main
  • 5 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 16 MP
  • f/1.8
  • PDAF -24 MP
  • f/1.7
  • PDAF
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 720p
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 16 MP
  • Dual
Specifications
  • VGA
  • Uses main cameras
Performance
Performance — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core (4x2.65 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU
  • Mali-400
  • Adreno 630
General specs
General specs — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
Release date
  • 2015
  • January
  • 2018
  • October
Colors
  • Black
  • White
  • Blue Gold
  • Sea Blue
  • Black Gold
  • Deep Gray
  • Starry Night (512 GB only)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 450 EUR
Battery life
  • Talking time- Up to 14 h 30 min (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
SIM card
  • Dual SIM
  • Dual 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 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (6CA) Cat18 1200/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.1
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
Radio
  • FM radio
  • recording
  • No
Others Unknown
  • Secondary display (on the back): OLED
  • 5.1 inches
  • 720 x 1520 pixels
  • Corning Gorilla Glass 3
  • DTS HD sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Iris Alfa, nubia X.
SpecificationIris Alfanubia X
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Sensors Dual fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W (Quick Charge 4.0)