Celkon Millennia OCTA510 vs Nokia T7

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.

  • Display technology

    OLED versus LCD

    Millennia OCTA510:
    LCD
    T7:
    OLED
  • Width

    T7: 12 mm narrower

    Millennia OCTA510:
    71 mm
    T7:
    59 mm
  • Screen diagonal

    T7: 1.5 in smaller diagonal

    Millennia OCTA510:
    5 in
    T7:
    3.5 in
  • Depth

    Millennia OCTA510: 3.7 mm thinner

    Millennia OCTA510:
    9.1 mm
    T7:
    12.8 mm
  • Height

    T7: 30 mm shorter

    Millennia OCTA510:
    143.5 mm
    T7:
    113.5 mm
  • Release year

    Millennia OCTA510:
    2015
    T7:
    2011

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. Millennia OCTA510

    Height:
    143.5 mm +30 mm versus T7
    Width:
    71 mm +12 mm versus T7
    Depth:
    9.1 mm
  2. 2. T7

    Height:
    113.5 mm
    Width:
    59 mm
    Depth:
    12.8 mm +3.7 mm versus Millennia OCTA510

Weight

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

  1. 1. Millennia OCTA510

    136 g

    +2 g versus T7

  2. 2. T7

    134 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.

  1. 1. Millennia OCTA510

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. T7

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

Millennia OCTA510 has approximately 104.1% more rectangular screen area than T7.

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 Millennia OCTA510, T7, compared at the same storage capacity.
StorageMillennia OCTA510T7
8 GB 1 GB RAM Unknown
T7: Original memory entry

290 MB · 256 MB RAM · 1 GB ROM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Millennia OCTA510

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

2. T7

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

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. Millennia OCTA510

    2000 mAh

    +800 mAh versus T7

  2. 2. T7

    1200 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. Millennia OCTA5102. T7

Everyday essentials
Everyday essentials — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
Dimensions (HxWxD)
  • 143.5 Х 71 Х 9.1 mm
  • 113.5 Х 59 Х 12.8 mm
Weight
  • 136 g
  • 134 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 5" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 360 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 290 MB
  • 256 MB RAM
  • 1 GB ROM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Symbian^3
  • upgradable to Nokia Belle OS
Chipset
  • Mediatek MT6592M (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 33.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 67.6%
  • 50.4%
PPI /points per inch/
  • 294 PPI
  • 210 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • 8 MP
Functions
  • Dual-LED flash
  • Dual-LED flash
Video
  • 720p
  • 720p@25fps
  • 720p@30fps (via SW update)
Front camera, selfie
  • 3.15 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 3.15 MP
  • VGA
Performance
Performance — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
Processor CPU
  • Octa-core 1.4 GHz Cortex-A7
  • 680 MHz ARM 11
Graphics processor GPU
  • Mali-450MP4
Unknown
General specs
General specs — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
Release date
  • 2015
  • January
  • 2011
  • June
Colors
  • White
  • Black
  • Lime
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 240 EUR
Battery life Unknown
  • Stand by time- Up to 360 h (2G) / Up to 360 h (3G) Talking time- Up to 5 h 20 min (2G) / Up to 7 h 45 min (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
SIM card
  • Dual SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS; Ovi Maps
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • 3.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.77 W/kg (head) 0.80 W/kg (body) SAR EU - 0.97 W/kg (head)
Music and Audio
Music and Audio — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
Radio
  • FM radio
  • Stereo FM radio
  • RDS; FM trans
Others Unknown
  • ClearBlack display
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Millennia OCTA510, T7.
SpecificationMillennia OCTA510T7
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity
  • compass - Anodized aluminum casing -TV Out with composite -MP3/WMA/WAV/eAAC+ player -MP4/H.264/WMV player -Voice command/dial -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Video/photo editor -Predictive text input - Also known as Nokia T7-00