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Lava Iris X1 mini vs Vertu Constellation

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.

  • Display technology

    OLED versus LCD

    Iris X1 mini:
    LCD
    Constellation:
    OLED
  • Weight

    Iris X1 mini: 48 g lighter

    Iris X1 mini:
    116 g
    Constellation:
    164 g
  • Width

    Constellation: 8.9 mm narrower

    Iris X1 mini:
    63.4 mm
    Constellation:
    54.5 mm
  • Screen diagonal

    Constellation: 0.5 in smaller diagonal

    Iris X1 mini:
    4 in
    Constellation:
    3.5 in
  • Depth

    Iris X1 mini: 3.2 mm thinner

    Iris X1 mini:
    9 mm
    Constellation:
    12.2 mm
  • Height

    Constellation: 5.3 mm shorter

    Iris X1 mini:
    123.5 mm
    Constellation:
    118.2 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 X1 mini

    Height:
    123.5 mm +5.3 mm versus Constellation
    Width:
    63.4 mm +8.9 mm versus Constellation
    Depth:
    9 mm
  2. 2. Constellation

    Height:
    118.2 mm
    Width:
    54.5 mm
    Depth:
    12.2 mm +3.2 mm versus Iris X1 mini

Weight

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

  1. 1. Iris X1 mini

    116 g

  2. 2. Constellation

    164 g

    +48 g versus Iris X1 mini

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 X1 mini

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Constellation

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

Iris X1 mini has approximately 34.9% more rectangular screen area than Constellation.

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 X1 mini: Original memory entry

4 GB · 512 MB 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 X1 mini

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

2. Constellation

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. Iris X1 mini

    1750 mAh

    +550 mAh versus Constellation

  2. 2. Constellation

    1200 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. Iris X1 mini2. Constellation

Everyday essentials
Everyday essentials — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
Dimensions (HxWxD)
  • 123.5 Х 63.4 Х 9 mm
  • 118.2 Х 54.5 Х 12.2 mm
Weight
  • 116 g
  • 164 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 360 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
Unknown
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1750 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Symbian^3
  • upgradable to Nokia Belle OS
Chipset
  • Spreadtrum 7731
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 33.8 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 58.2%
  • 52.4%
PPI /points per inch/
  • 233 PPI
  • 210 PPI
Screen protection Unknown
  • Shatter proof sapphire crystal glass
  • oleophobic coating
Camera and Video
Camera and Video — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • 8 MP
Functions
  • LED flash
  • Dual-LED flash
Video
  • 720p
  • 720p@25fps
  • 720p@30fps (via SW update)
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
Processor CPU
  • Quad-core 1.2 GHz
Unknown
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
Release date
  • 2015
  • January
  • 2011
  • October
Colors
  • Ink Black,white-silver
  • Black-gold
  • Stain/Polished stainless steel
  • brown/black/pink leather or black alligator skin
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 2330 EUR
Battery life
  • Talking time- Up to 10 h (3G)
  • Stand by time- Up to 400 h (2G) / Up to 400 h (3G) Talking time- Up to 7 h (2G) / Up to 4 h 30 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
GPS
  • A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • 3.0
  • A2DP
Music and Audio
Music and Audio — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
Radio
  • FM radio
  • recording
Unknown
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Iris X1 mini, Constellation.
SpecificationIris X1 miniConstellation
Dop
  • Sensors Accelerometer
  • proximity - For India
  • Sensors Accelerometer
  • proximity
  • compass - Vertu Concierge service -SNS support -MP3/WMA/WAV/eAAC+ player -DivX/XviD/MP4/H.264/WMV player -Quickoffice document editor (Word
  • Excel
  • PowerPoint
  • PDF) -Adobe Reader -Voice memo/dial/command -Predictive text input - Also known as Vertu Constellation T Vertu Constellation Precious in polished stainless steel
  • diamond trim and black/white alligator skin or Black PVD stainless steel
  • red gold and black leather