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BLU Studio C HD vs Celkon A402

Compare recorded specifications, size and practical differences.

Celkon A402

Celkon A402

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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.

  • WeightA402: 72 g lighterA402: 104 g · Studio C HD: 176 g
  • WidthA402: 7.2 mm narrowerA402: 64 mm · Studio C HD: 71.2 mm
  • Screen diagonalA402: 1 in smaller diagonalA402: 4 in · Studio C HD: 5 in
  • ChipsetMediatek MT6582 (28 nm) / Spreadtrum 7715Studio C HD: Mediatek MT6582 (28 nm) · A402: Spreadtrum 7715
  • HeightA402: 19.2 mm shorterA402: 125.5 mm · Studio C HD: 144.7 mm
  • Release year2016 / 2015Studio C HD: 2016 · A402: 2015

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
Studio C HD: 144.7 × 71.2 mm 1 A402: 125.5 × 64 mm 2
Side
Studio C HD: 144.7 × 10.2 mm 1 A402: 125.5 × 10.2 mm 2
  1. 1. Studio C HD
    Height
    144.7 mm+19.2 mm versus A402
    Width
    71.2 mm+7.2 mm versus A402
    Depth
    10.2 mm
    Weight
    176 g
  2. 2. A402
    Height
    125.5 mm
    Width
    64 mm
    Depth
    10.2 mm
    Weight
    104 g
Weight

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

  1. 1. Studio C HD176 g

    +72 g versus A402

  2. 2. A402104 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.

Screen size
Studio C HD: 5 in, 16:9, About 68.9 cm² rectangular area 1 A402: 4 in, 5:3, About 45.5 cm² rectangular area 2
  1. 1. Studio C HD 5 in · 16:9 About 68.9 cm² rectangular area
  2. 2. A402 4 in · 5:3 About 45.5 cm² rectangular area

Studio C HD has approximately 51.3% more rectangular screen area than A402.

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
StorageStudio C HDA402
8 GB 1 GB RAM Unknown
A402: 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. Studio C HD

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

2. A402

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. Studio C HD2000 mAh
  2. 2. A4022000 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. Studio C HD2. A402

Everyday essentials
Everyday essentials
SpecificationStudio C HDA402
Dimensions (HxWxD)
  • 144.7 Х 71.2 Х 10.2 mm
  • 125.5 Х 64 Х 10.2 mm
Weight
  • 176 g
  • 104 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Po
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6582 (28 nm)
  • Spreadtrum 7715
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationStudio C HDA402
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 66.9%
  • 56.7%
PPI /points per inch/
  • 294 PPI
  • 233 PPI
Camera and Video
Camera and Video
SpecificationStudio C HDA402
Rear camera, main
  • 8 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 3.15 MP
Functions
  • LED flash
  • LED flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 5 MP
  • 1.3 MP
Performance
Performance
SpecificationStudio C HDA402
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 1.2 GHz
Graphics processor GPU
  • Mali-400MP2
  • Mali-400
General specs
General specs
SpecificationStudio C HDA402
Release date
  • 2016
  • January
  • 2015
  • June
Colors
  • Black
  • White
  • Gold
  • Green
  • Blue
  • Pink
  • White
  • Black
  • Blue
  • Silver
Battery life
  • Stand by time- Up to 750 h (2G) / Up to 700 h (3G) Talking time- Up to 25 h (2G) / Up to 14 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationStudio C HDA402
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
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • Yes
  • 384 kbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR EU - 0.46 W/kg (head) 0.82 W/kg (body)
Music and Audio
Music and Audio
SpecificationStudio C HDA402
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features
SpecificationStudio C HDA402
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer

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