Celkon Q3K Power vs vivo NEX A

Compare recorded specifications, size and practical differences.

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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.

  • Weight

    Q3K Power: 71 g lighter

    Q3K Power:
    128 g
    NEX A:
    199 g
  • Width

    Q3K Power: 12 mm narrower

    Q3K Power:
    65 mm
    NEX A:
    77 mm
  • Screen diagonal

    Q3K Power: 2.59 in smaller diagonal

    Q3K Power:
    4 in
    NEX A:
    6.59 in
  • Chipset

    Q3K Power:
    Spreadtrum 7731G
    NEX A:
    Qualcomm SDM710 Snapdragon 710 (10 nm)
  • Rear camera layout

    Q3K Power:
    Single
    NEX A:
    Dual
  • Depth

    NEX A: 1.8 mm thinner

    Q3K Power:
    9.8 mm
    NEX A:
    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. Q3K Power

    Height:
    125.8 mm
    Width:
    65 mm
    Depth:
    9.8 mm +1.8 mm versus NEX A
  2. 2. NEX A

    Height:
    162 mm +36.2 mm versus Q3K Power
    Width:
    77 mm +12 mm versus Q3K Power
    Depth:
    8 mm

Weight

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

  1. 1. Q3K Power

    128 g

  2. 2. NEX A

    199 g

    +71 g versus Q3K Power

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. Q3K Power

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

    NEX A: 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 Q3K Power, NEX A, compared at the same storage capacity.
StorageQ3K PowerNEX A
128 GB Unknown 6 GB RAM
Q3K Power: Original memory entry

8 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. Q3K Power

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

2. NEX A

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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. Q3K Power

    3000 mAh

  2. 2. NEX A

    4000 mAh

    +1000 mAh versus Q3K Power

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. Q3K Power2. NEX A

Everyday essentials
Everyday essentials — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
Dimensions (HxWxD)
  • 125.8 Х 65 Х 9.8 mm
  • 162 Х 77 Х 8 mm
Weight
  • 128 g
  • 199 g
Technology Unknown
  • Super AMOLED
Screen size
  • 4" inch
  • 6.59" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2316 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 8.1 (Oreo); Funtouch 4
Chipset
  • Spreadtrum 7731G
  • Qualcomm SDM710 Snapdragon 710 (10 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 107.3 cm2
Screen format
  • 5:3 (height:width)
Unknown
Screen to body ratio
  • 55.7%
  • 86.0%
PPI /points per inch/
  • 233 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
Rear camera, main
  • 3.15 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 3.15 MP
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • dual pixel PDAF -5 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 1.3 MP
  • Motorized pop-up 8 MP
  • f/2.0
Performance

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

Performance — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core (2x2.2 GHz 360 Gold & 6x1.7 GHz Kryo 360 Silver)
Graphics processor GPU
  • Mali-400
  • Adreno 616
GeekBench 4 Single Core * Unknown
  • 1855
GeekBench 4 Multi-Core * Unknown
  • 5940
General specs
General specs — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
Release date
  • 2015
  • July
  • 2018
  • June
Colors
  • White
  • Black
  • Gold
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 600 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat15 800/150 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • BDS
  • GNSS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
Radio
  • FM radio
  • To be confirmed
Others Unknown
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q3K Power, NEX A.
SpecificationQ3K PowerNEX A
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 22W