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Celkon Q405 vs Plum Compass

Compare recorded specifications, size and practical differences.

Celkon Q405

Celkon Q405

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Plum Compass

Plum Compass

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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: 31.7 g lighterQ405: 137 g · Compass: 168.7 g
  • WidthQ405: 8.4 mm narrowerQ405: 64.2 mm · Compass: 72.6 mm
  • Screen diagonalQ405: 1 in smaller diagonalQ405: 4 in · Compass: 5 in
  • ChipsetSpreadtrum 7731 / Spreadtrum SC7731CQ405: Spreadtrum 7731 · Compass: Spreadtrum SC7731C
  • HeightQ405: 22 mm shorterQ405: 124 mm · Compass: 146 mm
  • Release year2015 / 2016Q405: 2015 · Compass: 2016

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 Compass: 146 × 72.6 mm 2
Side
Q405: 124 × 9.9 mm 1 Compass: 146 × 9.8 mm 2
  1. 1. Q405
    Height
    124 mm
    Width
    64.2 mm
    Depth
    9.9 mm
    Weight
    137 g
  2. 2. Compass
    Height
    146 mm+22 mm versus Q405
    Width
    72.6 mm+8.4 mm versus Q405
    Depth
    9.8 mm
    Weight
    168.7 g
Weight

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

  1. 1. Q405137 g
  2. 2. Compass168.7 g

    +31.7 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 Compass: 5 in, 16:9, About 68.9 cm² rectangular area 2
  1. 1. Q405 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. Compass 5 in · 16:9 About 68.9 cm² rectangular area

Compass has approximately 51.3% more rectangular screen area than Q405.

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 by storage capacity and phone
StorageQ405Compass
8 GB Unknown 1 GB RAM
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. Compass

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

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
  2. 2. Compass2000 mAh

    +500 mAh versus Q405

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. Compass

Everyday essentials
Everyday essentials
SpecificationQ405Compass
Dimensions (HxWxD)
  • 124 Х 64.2 Х 9.9 mm
  • 146 Х 72.6 Х 9.8 mm
Weight
  • 137 g
  • 168.7 g
Technology Unknown
  • IPS LCD
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4 (KitKat)
  • Android 6.0 (Marshmallow)
Chipset
  • Spreadtrum 7731
  • Spreadtrum SC7731C
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationQ405Compass
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 68.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.2%
  • 65.0%
PPI /points per inch/
  • 233 PPI
  • 294 PPI
Camera and Video
Camera and Video
SpecificationQ405Compass
Rear camera, main
  • 3.15 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 3.15 MP
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
Performance
Performance
SpecificationQ405Compass
Processor CPU
  • Quad-core 1.2 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs
SpecificationQ405Compass
Release date
  • 2015
  • May
  • 2016
  • December
Colors
  • Black
  • White
  • Gold
  • Blue
  • Black
  • Blue
  • Red
  • Gold
  • White
Battery life Unknown
  • Stand by time- Up to 620 h (2G) / Up to 600 h (3G) Talking time- Up to 25 h (2G) / Up to 20 h (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationQ405Compass
SIM card
  • Dual SIM
  • Dual SIM (Micro-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
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.25 W/kg (head) 0.55 W/kg (body)
Unknown
Music and Audio
Music and Audio
SpecificationQ405Compass
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationQ405Compass
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer