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Lava Iris X8 vs Nokia 3.1

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

    3.1: 21.7 g lighter

    Iris X8:
    160 g
    3.1:
    138.3 g
  • Width

    3.1: 2.3 mm narrower

    Iris X8:
    71 mm
    3.1:
    68.7 mm
  • Screen diagonal

    Iris X8: 0.2 in smaller diagonal

    Iris X8:
    5 in
    3.1:
    5.2 in
  • Height

    Iris X8: 2.9 mm shorter

    Iris X8:
    143.4 mm
    3.1:
    146.3 mm
  • Release year

    Iris X8:
    2015
    3.1:
    2018

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 X8

    Height:
    143.4 mm
    Width:
    71 mm +2.3 mm versus 3.1
    Depth:
    8.6 mm
  2. 2. 3.1

    Height:
    146.3 mm +2.9 mm versus Iris X8
    Width:
    68.7 mm
    Depth:
    8.7 mm

Weight

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

  1. 1. Iris X8

    160 g

    +21.7 g versus 3.1

  2. 2. 3.1

    138.3 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 X8

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. 3.1

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    69.8 cm²

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Iris X8: Original memory entry

8 GB · 1 GB RAM/ 16 GB · 2 GB RAM

3.1: Original memory entry

32 GB · 3 RAM 16 GB · 2 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 X8

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

2. 3.1

NFC:
See details Yes (APAC & EMEA only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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 X8

    2500 mAh

  2. 2. 3.1

    2990 mAh

    +490 mAh versus Iris X8

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 X82. 3.1

Everyday essentials
Everyday essentials — specifications for Iris X8, 3.1.
SpecificationIris X83.1
Dimensions (HxWxD)
  • 143.4 Х 71 Х 8.6 mm
  • 146.3 Х 68.7 Х 8.7 mm
Weight
  • 160 g
  • 138.3 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 5.2" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM/ 16 GB
  • 2 GB RAM
  • 32 GB
  • 3 RAM 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2500 mAh
  • Non-removable Li-Po
  • 2990 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • upgradable to 5.1 (Lollipop)
  • Android 8.0 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
Chipset Unknown
  • Mediatek MT6750 (28 nm)
NFC Unknown
  • Yes (APAC & EMEA only)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris X8, 3.1.
SpecificationIris X83.1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 69.8 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 67.7%
  • 69.4%
PPI /points per inch/
  • 294 PPI
  • 310 PPI
Screen protection
  • Asahi Dragontrail Glass
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for Iris X8, 3.1.
SpecificationIris X83.1
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • 13 MP
  • f/2.0
  • AF
Functions
  • Dual-LED flash
  • HDR
  • panorama
  • HDR
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 3 MP
  • 8 MP
  • f/2.0
Performance

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

Performance — specifications for Iris X8, 3.1.
SpecificationIris X83.1
Processor CPU
  • Octa-core 1.4 GHz Cortex-A7
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Mali-T860MP2
Antutu 7 score * Unknown
  • 40125
General specs
General specs — specifications for Iris X8, 3.1.
SpecificationIris X83.1
Release date
  • 2015
  • February
  • 2018
  • May
Colors
  • Black
  • White
  • Blue/Copper
  • Black/Chrome
  • White/Iron
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 291 h Talking time- Up to 14 h (2G) / Up to 9 h 40 min (3G)
  • Talking time- Up to 18 h (3G) Music play - Up to 84 h
Body build Unknown
  • Front glass
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for Iris X8, 3.1.
SpecificationIris X83.1
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - India -3G - HSDPA 850 / 900 / 2100 - APAC
  • EMEA
  • India HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - LATAM
  • NAM -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300) - APAC
  • EMEA LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
  • 28(700)
  • 40(2300) - LATAM
  • NAM LTE band 1(2100)
  • 40(2300)
  • 41(2500) - India
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.64 W/kg (head) 1.79 W/kg (body)
Music and Audio
Music and Audio — specifications for Iris X8, 3.1.
SpecificationIris X83.1
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Iris X8, 3.1.
SpecificationIris X83.1
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass