Celkon A402 vs Motorola DROID Ultra

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

    A402: 33 g lighter

    A402:
    104 g
    DROID Ultra:
    137 g
  • Width

    A402: 7.2 mm narrower

    A402:
    64 mm
    DROID Ultra:
    71.2 mm
  • Screen diagonal

    A402: 1 in smaller diagonal

    A402:
    4 in
    DROID Ultra:
    5 in
  • Chipset

    A402:
    Spreadtrum 7715
    DROID Ultra:
    Qualcomm Snapdragon S4 Pro
  • Depth

    DROID Ultra: 3 mm thinner

    A402:
    10.2 mm
    DROID Ultra:
    7.2 mm
  • Height

    A402: 12 mm shorter

    A402:
    125.5 mm
    DROID Ultra:
    137.5 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 +3 mm versus DROID Ultra
  2. 2. DROID Ultra

    Height:
    137.5 mm +12 mm versus A402
    Width:
    71.2 mm +7.2 mm versus A402
    Depth:
    7.2 mm

Weight

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

  1. 1. A402

    104 g

  2. 2. DROID Ultra

    137 g

    +33 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.

  1. 1. A402

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

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

DROID Ultra 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 for A402, DROID Ultra, compared at the same storage capacity.
StorageA402DROID Ultra
16 GB Unknown 2 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. DROID Ultra

NFC:
Yes
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. A402

    2000 mAh

  2. 2. DROID Ultra

    2130 mAh

    +130 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. DROID Ultra

Everyday essentials
Everyday essentials — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
Dimensions (HxWxD)
  • 125.5 Х 64 Х 10.2 mm
  • 137.5 Х 71.2 Х 7.2 mm
Weight
  • 104 g
  • 137 g
Technology Unknown
  • Super AMOLED
Screen size
  • 4" inch
  • 5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2130 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 4.2.2 (Jelly Bean)
  • upgradable to 5.0 (Lollipop)
Chipset
  • Spreadtrum 7715
  • Qualcomm Snapdragon S4 Pro
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
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
  • 56.7%
  • 70.4%
PPI /points per inch/
  • 233 PPI
  • 294 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
Rear camera, main
  • 3.15 MP
  • Single
  • 10 MP
  • Single
Camera specs
  • 3.15 MP
  • 10 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 1.3 MP
  • 2 MP
Performance

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

Performance — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
Processor CPU
  • 1.2 GHz
  • Dual-core 1.7 GHz Krait
Graphics processor GPU
  • Mali-400
  • Adreno 320
Antutu 7 score * Unknown
  • 3330
GeekBench 4 Single Core * Unknown
  • 667
GeekBench 4 Multi-Core * Unknown
  • 1268
General specs
General specs — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
Release date
  • 2015
  • June
  • 2013
  • July
Colors
  • White
  • Black
  • Blue
  • Silver
  • Black
  • Red
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 250 EUR
Battery life Unknown
  • Stand by time- Up to 312 h Talking time- Up to 28 h
Communication and Connectivity
Communication and Connectivity — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
SIM card
  • Dual SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - CDMA 800 / 1900 GSM 850 / 900 / 1800 / 1900 -3G - CDMA2000 1xEV-DO HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 4(1700/2100)
  • 13(700)
Speed
  • Yes
  • 384 kbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • hotspot
  • DLNA
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
  • EDR
  • LE
  • aptX
Harmful irradiation
  • SAR EU - 0.46 W/kg (head) 0.82 W/kg (body)
  • SAR - 1.54 W/kg (head) 0.32 W/kg (body)
Music and Audio
Music and Audio — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A402, DROID Ultra.
SpecificationA402DROID Ultra
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Splash resistant - For Verizon