BQ Aquaris M4.5 vs Lava Iris X8

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

    Aquaris M4.5: 45 g lighter

    Aquaris M4.5:
    115 g
    Iris X8:
    160 g
  • Width

    Aquaris M4.5: 7.5 mm narrower

    Aquaris M4.5:
    63.5 mm
    Iris X8:
    71 mm
  • Screen diagonal

    Aquaris M4.5: 0.5 in smaller diagonal

    Aquaris M4.5:
    4.5 in
    Iris X8:
    5 in
  • Height

    Aquaris M4.5: 11.6 mm shorter

    Aquaris M4.5:
    131.8 mm
    Iris X8:
    143.4 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. Aquaris M4.5

    Height:
    131.8 mm
    Width:
    63.5 mm
    Depth:
    8.8 mm
  2. 2. Iris X8

    Height:
    143.4 mm +11.6 mm versus Aquaris M4.5
    Width:
    71 mm +7.5 mm versus Aquaris M4.5
    Depth:
    8.6 mm

Weight

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

  1. 1. Aquaris M4.5

    115 g

  2. 2. Iris X8

    160 g

    +45 g versus Aquaris M4.5

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. Aquaris M4.5

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Iris X8

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

Iris X8 has approximately 23.5% more rectangular screen area than Aquaris M4.5.

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.

Aquaris M4.5: Original memory entry

8 GB · 1 GB RAM16 GB · 1/2 GB RAM

Iris X8: Original memory entry

8 GB · 1 GB 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. Aquaris M4.5

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. Iris X8

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Aquaris M4.5

    2470 mAh

  2. 2. Iris X8

    2500 mAh

    +30 mAh versus Aquaris M4.5

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. Aquaris M4.52. Iris X8

Everyday essentials
Everyday essentials — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
Dimensions (HxWxD)
  • 131.8 Х 63.5 Х 8.8 mm
  • 143.4 Х 71 Х 8.6 mm
Weight
  • 115 g
  • 160 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 540 x 960 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM16 GB
  • 1/2 GB RAM
  • 8 GB
  • 1 GB RAM/ 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2470 mAh
  • Non-removable Li-Po
  • 2500 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 5.1.1 (Lollipop)
  • Android 4.4.2 (KitKat)
  • upgradable to 5.1 (Lollipop)
Chipset
  • Mediatek MT6735M (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 66.7%
  • 67.7%
PPI /points per inch/
  • 245 PPI
  • 294 PPI
Screen protection
  • Asahi Dragontrail Glass
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • f/2.0
  • 1/3.2''
  • AF
  • 8 MP
Functions
  • LED flash
  • Dual-LED flash
  • HDR
  • panorama
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 3 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
  • 3 MP
Performance

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

Performance — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
Processor CPU
  • Quad-core 1.0 GHz Cortex-A53
  • Octa-core 1.4 GHz Cortex-A7
Graphics processor GPU
  • Mali-T720MP2
Unknown
Antutu 7 score *
  • 19396
Unknown
GeekBench 4 Single Core *
  • 481
Unknown
GeekBench 4 Multi-Core *
  • 1367
Unknown
General specs
General specs — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
Release date
  • 2015
  • 2015
  • February
Colors
  • Black
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 130 EUR
Battery life Unknown
  • Stand by time- Up to 291 h Talking time- Up to 14 h (2G) / Up to 9 h 40 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.33 W/kg (head) 0.60 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
Radio
  • FM radio
  • FM radio
Others
  • Dolby Audio enhancement -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Aquaris M4.5, Iris X8.
SpecificationAquaris M4.5Iris X8
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity - For India