BLU Grand Mini vs Celkon Millennia Hero

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

    Millennia Hero: 19 g lighter

    Grand Mini:
    132 g
    Millennia Hero:
    113 g
  • Width

    Millennia Hero: 2 mm narrower

    Grand Mini:
    66 mm
    Millennia Hero:
    64 mm
  • Screen diagonal

    Millennia Hero: 0.5 in smaller diagonal

    Grand Mini:
    4.5 in
    Millennia Hero:
    4 in
  • Depth

    Grand Mini: 2.4 mm thinner

    Grand Mini:
    8.6 mm
    Millennia Hero:
    11 mm
  • Height

    Millennia Hero: 7 mm shorter

    Grand Mini:
    132 mm
    Millennia Hero:
    125 mm
  • Release year

    Grand Mini:
    2017
    Millennia Hero:
    2015

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. Grand Mini

    Height:
    132 mm +7 mm versus Millennia Hero
    Width:
    66 mm +2 mm versus Millennia Hero
    Depth:
    8.6 mm
  2. 2. Millennia Hero

    Height:
    125 mm
    Width:
    64 mm
    Depth:
    11 mm +2.4 mm versus Grand Mini

Weight

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

  1. 1. Grand Mini

    132 g

    +19 g versus Millennia Hero

  2. 2. Millennia Hero

    113 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. Grand Mini

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

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

Grand Mini has approximately 22.6% more rectangular screen area than Millennia Hero.

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 Grand Mini, Millennia Hero, compared at the same storage capacity.
StorageGrand MiniMillennia Hero
8 GB Unknown 1 GB RAM
Grand Mini: 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. Grand Mini

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. Millennia Hero

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. Grand Mini

    1500 mAh

  2. 2. Millennia Hero

    1700 mAh

    +200 mAh versus Grand Mini

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. Grand Mini2. Millennia Hero

Everyday essentials
Everyday essentials — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
Dimensions (HxWxD)
  • 132 Х 66 Х 8.6 mm
  • 125 Х 64 Х 11 mm
Weight
  • 132 g
  • 113 g
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Po
  • 1700 mAh
  • Li-Ion
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6570 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 64.1%
  • 56.9%
PPI /points per inch/
  • 218 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 3.2 MP
  • Single
Specifications
  • 2 MP
  • 3.2 MP
Performance

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

Performance — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
Processor CPU
  • Dual-core 1.3 GHz Cortex-A7
  • Quad-core 1.2 GHz
Graphics processor GPU
  • Mali-400
Unknown
Antutu 7 score *
  • 15262
Unknown
General specs
General specs — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
Release date
  • 2017
  • August
  • 2015
  • August
Colors
  • Black
  • Rose Gold
  • Silver
  • Gold
  • Black
  • White/Gold
  • White/Silver
  • Black/Gold
Battery life
  • Stand by time- Up to 500 h (2G) / Up to 450 h (3G) Talking time- Up to 20 h (2G) / Up to 15 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
SIM card
  • Dual SIM (Micro-SIM)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
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
  • A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.34 W/kg (head) 0.76 W/kg (body)
Music and Audio
Music and Audio — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
Radio Unknown
  • FM radio
Other features
Other features — specifications for Grand Mini, Millennia Hero.
SpecificationGrand MiniMillennia Hero
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer