Allview Viper E vs Celkon Millennia OCTA510

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

    Viper E: 13.5 g lighter

    Viper E:
    122.5 g
    Millennia OCTA510:
    136 g
  • Width

    Viper E: 6 mm narrower

    Viper E:
    65 mm
    Millennia OCTA510:
    71 mm
  • Screen diagonal

    Viper E: 0.5 in smaller diagonal

    Viper E:
    4.5 in
    Millennia OCTA510:
    5 in
  • Chipset

    Viper E:
    Mediatek MT6582 (28 nm)
    Millennia OCTA510:
    Mediatek MT6592M (28 nm)
  • Depth

    Viper E: 1.3 mm thinner

    Viper E:
    7.8 mm
    Millennia OCTA510:
    9.1 mm
  • Height

    Viper E: 12.5 mm shorter

    Viper E:
    131 mm
    Millennia OCTA510:
    143.5 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. Viper E

    Height:
    131 mm
    Width:
    65 mm
    Depth:
    7.8 mm
  2. 2. Millennia OCTA510

    Height:
    143.5 mm +12.5 mm versus Viper E
    Width:
    71 mm +6 mm versus Viper E
    Depth:
    9.1 mm +1.3 mm versus Viper E

Weight

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

  1. 1. Viper E

    122.5 g

  2. 2. Millennia OCTA510

    136 g

    +13.5 g versus Viper E

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. Viper E

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. Millennia OCTA510

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

Millennia OCTA510 has approximately 23.5% more rectangular screen area than Viper E.

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 Viper E, Millennia OCTA510, compared at the same storage capacity.
StorageViper EMillennia OCTA510
8 GB Recorded for all phones 1 GB RAM 1 GB 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. Viper E

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Millennia OCTA510

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 battery capacity

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

  1. 1. Viper E

    1800 mAh

  2. 2. Millennia OCTA510

    2000 mAh

    +200 mAh versus Viper E

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. Viper E2. Millennia OCTA510

Everyday essentials
Everyday essentials — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
Dimensions (HxWxD)
  • 131 Х 65 Х 7.8 mm
  • 143.5 Х 71 Х 9.1 mm
Weight
  • 122.5 g
  • 136 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Android 5.0 (Lollipop)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6582 (28 nm)
  • Mediatek MT6592M (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 127.3 Х 65.5 Х 10 mm
  • 67.6%
PPI /points per inch/
  • 218 PPI
  • 294 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
Functions
  • Dual-LED flash
  • HDR
  • Dual-LED flash
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 2 MP
  • Single
  • 3.15 MP
  • Single
Specifications
  • 2 MP
  • 3.15 MP
Performance
Performance — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core 1.4 GHz Cortex-A7
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Mali-450MP4
General specs
General specs — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
Release date
  • 2014
  • September
  • 2015
  • January
Colors
  • Black
  • White
  • White
Battery life
  • Stand by time- Up to 225 h Talking time- Up to 9 h 15 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.84 W/kg (head) 1.24 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
Radio
  • FM radio
  • FM radio
Others
  • DTS sound -Yamaha amplifier
Unknown
Other features
Other features — specifications for Viper E, Millennia OCTA510.
SpecificationViper EMillennia OCTA510
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity