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Celkon A402 vs Huawei nova 4

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

    A402: 68 g lighter

    A402:
    104 g
    nova 4:
    172 g
  • Width

    A402: 11.1 mm narrower

    A402:
    64 mm
    nova 4:
    75.1 mm
  • Screen diagonal

    A402: 2.4 in smaller diagonal

    A402:
    4 in
    nova 4:
    6.4 in
  • Chipset

    A402:
    Spreadtrum 7715
    nova 4:
    Hisilicon Kirin 970 (10 nm)
  • Rear camera layout

    A402:
    Single
    nova 4:
    Triple
  • Depth

    nova 4: 2.4 mm thinner

    A402:
    10.2 mm
    nova 4:
    7.8 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. A402

    Height:
    125.5 mm
    Width:
    64 mm
    Depth:
    10.2 mm +2.4 mm versus nova 4
  2. 2. nova 4

    Height:
    157 mm +31.5 mm versus A402
    Width:
    75.1 mm +11.1 mm versus A402
    Depth:
    7.8 mm

Weight

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

  1. 1. A402

    104 g

  2. 2. nova 4

    172 g

    +68 g versus A402

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. A402

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

    nova 4: Screen geometry unavailable or conflicting.

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 for A402, nova 4, compared at the same storage capacity.
StorageA402nova 4
128 GB Unknown 8 GB RAM
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. A402

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

2. nova 4

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB

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. A402

    2000 mAh

  2. 2. nova 4

    3750 mAh

    +1750 mAh versus A402

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. A4022. nova 4

Everyday essentials
Everyday essentials — specifications for A402, nova 4.
SpecificationA402nova 4
Dimensions (HxWxD)
  • 125.5 Х 64 Х 10.2 mm
  • 157 Х 75.1 Х 7.8 mm
Weight
  • 104 g
  • 172 g
Technology Unknown
  • IPS LCD
Screen size
  • 4" inch
  • 6.4" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2310 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 128 GB
  • 8 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 512 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 3750 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 9.0 (Pie)
Chipset
  • Spreadtrum 7715
  • Hisilicon Kirin 970 (10 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A402, nova 4.
SpecificationA402nova 4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 101.4 cm2
Screen format
  • 5:3 (height:width)
Unknown
Screen to body ratio
  • 56.7%
  • 86.0%
PPI /points per inch/
  • 233 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for A402, nova 4.
SpecificationA402nova 4
Rear camera, main
  • 3.15 MP
  • Single
  • 48 MP
  • Triple
Camera specs
  • 3.15 MP
  • 48 MP
  • f/1.8
  • PDAF -16 MP
  • f/2.2 -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
  • (gyro-EIS)
Front camera, selfie
  • 1.3 MP
  • Single
  • 25 MP
  • Single
Specifications
  • 1.3 MP
  • 25 MP
  • f/2.0
Performance

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

Performance — specifications for A402, nova 4.
SpecificationA402nova 4
Processor CPU
  • 1.2 GHz
  • Octa-core (4x2.4 GHz Cortex-A73 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400
  • Mali-G72 MP12
Antutu 8 score * Unknown
  • 251296
General specs
General specs — specifications for A402, nova 4.
SpecificationA402nova 4
Release date
  • 2015
  • June
  • 2018
  • December
Colors
  • White
  • Black
  • Blue
  • Silver
  • Aurora Blue
  • Red
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 480 EUR
Communication and Connectivity
Communication and Connectivity — specifications for A402, nova 4.
SpecificationA402nova 4
SIM card
  • Dual SIM
  • Dual SIM (Nano-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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat16 1024/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • EDR
  • LE
  • aptX HD
Harmful irradiation
  • SAR EU - 0.46 W/kg (head) 0.82 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A402, nova 4.
SpecificationA402nova 4
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A402, nova 4.
SpecificationA402nova 4
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 9V/2A 18W