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Celkon Q405 vs Vertu Constellation

Compare recorded specifications, size and practical differences.

Celkon Q405

Celkon Q405

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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.

  • WeightQ405: 27 g lighterQ405: 137 g · Constellation: 164 g
  • WidthConstellation: 9.7 mm narrowerConstellation: 54.5 mm · Q405: 64.2 mm
  • Screen diagonalConstellation: 0.5 in smaller diagonalConstellation: 3.5 in · Q405: 4 in
  • DepthQ405: 2.3 mm thinnerQ405: 9.9 mm · Constellation: 12.2 mm
  • HeightConstellation: 5.8 mm shorterConstellation: 118.2 mm · Q405: 124 mm
  • Release year2015 / 2011Q405: 2015 · Constellation: 2011

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.

Front
Q405: 124 × 64.2 mm 1 Constellation: 118.2 × 54.5 mm 2
Side
Q405: 124 × 9.9 mm 1 Constellation: 118.2 × 12.2 mm 2
  1. 1. Q405
    Height
    124 mm+5.8 mm versus Constellation
    Width
    64.2 mm+9.7 mm versus Constellation
    Depth
    9.9 mm
    Weight
    137 g
  2. 2. Constellation
    Height
    118.2 mm
    Width
    54.5 mm
    Depth
    12.2 mm+2.3 mm versus Q405
    Weight
    164 g
Weight

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

  1. 1. Q405137 g
  2. 2. Constellation164 g

    +27 g versus Q405

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.

Screen size
Q405: 4 in, 5:3, About 45.5 cm² rectangular area 1 Constellation: 3.5 in, 16:9, About 33.8 cm² rectangular area 2
  1. 1. Q405 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. Constellation 3.5 in · 16:9 About 33.8 cm² rectangular area

Q405 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.

Q405: 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. Q405

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 capacity

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

  1. 1. Q4051500 mAh

    +300 mAh versus Constellation

  2. 2. Constellation1200 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. Q4052. Constellation

Everyday essentials
Everyday essentials
SpecificationQ405Constellation
Dimensions (HxWxD)
  • 124 Х 64.2 Х 9.9 mm
  • 118.2 Х 54.5 Х 12.2 mm
Weight
  • 137 g
  • 164 g
Technology Unknown
  • AMOLED
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 360 x 640 px
Internal memoryRecorded 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)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4 (KitKat)
  • Symbian^3
  • upgradable to Nokia Belle OS
Chipset
  • Spreadtrum 7731
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationQ405Constellation
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
  • 57.2%
  • 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
SpecificationQ405Constellation
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
Functions
  • LED flash
  • Dual-LED flash
Video
  • Yes
  • 720p@25fps
  • 720p@30fps (via SW update)
Front camera, selfie
  • 1.3 MP
  • Single
  • 0 MP,
Specifications
  • 1.3 MP
Unknown
Performance
Performance
SpecificationQ405Constellation
Processor CPU
  • Quad-core 1.2 GHz
Unknown
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs
SpecificationQ405Constellation
Release date
  • 2015
  • May
  • 2011
  • October
Colors
  • Black
  • White
  • Gold
  • Blue
  • Stain/Polished stainless steel
  • brown/black/pink leather or black alligator skin
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 2330 EUR
Battery life Unknown
  • 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
SpecificationQ405Constellation
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
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 3.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.25 W/kg (head) 0.55 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationQ405Constellation
Radio
  • FM radio
Unknown
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationQ405Constellation
Dop
  • Sensors Accelerometer
  • proximity
  • 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