Celkon Millennia Hero vs Micromax Bolt S302

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

Not enough comparable data or meaningful differences for automatic highlights. Check the recorded specifications below.

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 Hero

    Height:
    125 mm
    Width:
    64 mm
    Depth:
    11 mm
    Weight:
    113 g
  2. 2. Bolt S302

    Height:
    124.2 mm
    Width:
    64.5 mm
    Depth:
    11 mm
    Weight:
    Unknown

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 Hero

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Bolt S302

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

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 Hero, Bolt S302, compared at the same storage capacity.
StorageMillennia HeroBolt S302
8 GB 1 GB RAM Unknown
Bolt S302: 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. Millennia Hero

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

2. Bolt S302

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. Millennia Hero

    1700 mAh

    +250 mAh versus Bolt S302

  2. 2. Bolt S302

    1450 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 Hero2. Bolt S302

Everyday essentials
Everyday essentials — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
Dimensions (HxWxD)
  • 125 Х 64 Х 11 mm
  • 124.2 Х 64.5 Х 11 mm
Weight
  • 113 g
  • 0 g
Screen size
  • 4" inch
  • 4" inch
Screen resolution
  • 480 x 800 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
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Li-Ion
  • 1450 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 4.4.3 (KitKat)
Chipset Unknown
  • Spreadtrum SC7715
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Screen area
  • 45.5 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 56.9%
  • 56.8%
PPI /points per inch/
  • 233 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 480p
Front camera, selfie
  • 3.2 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 3.2 MP
  • 1.3 MP
Performance
Performance — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
Processor CPU
  • Quad-core 1.2 GHz
  • 1.0 GHz
General specs
General specs — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
Release date
  • 2015
  • August
  • 2015
  • October
Colors
  • Black
  • White/Gold
  • White/Silver
  • Black/Gold
  • Black
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
SIM card
  • Dual SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • A-GPS
  • A-GPS only
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
Harmful irradiation
  • SAR EU - 0.34 W/kg (head) 0.76 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Millennia Hero, Bolt S302.
SpecificationMillennia HeroBolt S302
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer