Celkon Millennia Hero vs vivo iQOO

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: 67 g lighter

    Millennia Hero:
    113 g
    iQOO:
    180 g
  • Width

    Millennia Hero: 11.2 mm narrower

    Millennia Hero:
    64 mm
    iQOO:
    75.2 mm
  • Screen diagonal

    Millennia Hero: 2.41 in smaller diagonal

    Millennia Hero:
    4 in
    iQOO:
    6.41 in
  • Rear camera layout

    Millennia Hero:
    Single
    iQOO:
    Dual
  • Depth

    iQOO: 2.5 mm thinner

    Millennia Hero:
    11 mm
    iQOO:
    8.5 mm
  • Height

    Millennia Hero: 32.7 mm shorter

    Millennia Hero:
    125 mm
    iQOO:
    157.7 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. Millennia Hero

    Height:
    125 mm
    Width:
    64 mm
    Depth:
    11 mm +2.5 mm versus iQOO
  2. 2. iQOO

    Height:
    157.7 mm +32.7 mm versus Millennia Hero
    Width:
    75.2 mm +11.2 mm versus Millennia Hero
    Depth:
    8.5 mm

Weight

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

  1. 1. Millennia Hero

    113 g

  2. 2. iQOO

    180 g

    +67 g versus Millennia Hero

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. iQOO

    Screen diagonal:
    6.41 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.9 cm²

iQOO has approximately 121.5% 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 Millennia Hero, iQOO, compared at the same storage capacity.
StorageMillennia HeroiQOO
8 GB 1 GB RAM Unknown
iQOO: Original memory entry

256 GB · 8/12 GB RAM 128 GB · 6/8 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. Millennia Hero

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

2. iQOO

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. Millennia Hero

    1700 mAh

  2. 2. iQOO

    4000 mAh

    +2300 mAh versus Millennia Hero

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. iQOO

Everyday essentials
Everyday essentials — specifications for Millennia Hero, iQOO.
SpecificationMillennia HeroiQOO
Dimensions (HxWxD)
  • 125 Х 64 Х 11 mm
  • 157.7 Х 75.2 Х 8.5 mm
Weight
  • 113 g
  • 180 g
Technology Unknown
  • AMOLED
Screen size
  • 4" inch
  • 6.41" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 256 GB
  • 8/12 GB RAM 128 GB
  • 6/8 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Li-Ion
  • 4000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • Android 9.0 (Pie); Funtouch 9
Chipset Unknown
  • Qualcomm SDM855 Snapdragon 855 (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Millennia Hero, iQOO.
SpecificationMillennia HeroiQOO
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 100.9 cm2
Screen format
  • 5:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 56.9%
  • 85.1%
PPI /points per inch/
  • 233 PPI
  • 402 PPI
Camera and Video
Camera and Video — specifications for Millennia Hero, iQOO.
SpecificationMillennia HeroiQOO
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 5 MP
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP (ultrawide) -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 3.2 MP
  • Single
  • 12 MP
  • Single
Specifications
  • 3.2 MP
  • 12 MP
Performance

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

Performance — specifications for Millennia Hero, iQOO.
SpecificationMillennia HeroiQOO
Processor CPU
  • Quad-core 1.2 GHz
  • Octa-core (1x2.84 GHz Kryo 485 & 3x2.41 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
Graphics processor GPU Unknown
  • Adreno 640
Antutu 8 score * Unknown
  • 420199
General specs
General specs — specifications for Millennia Hero, iQOO.
SpecificationMillennia HeroiQOO
Release date
  • 2015
  • August
  • 2019
  • March
Colors
  • Black
  • White/Gold
  • White/Silver
  • Black/Gold
  • Optic Blue
  • Lava Orange
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 400 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Millennia Hero, iQOO.
SpecificationMillennia HeroiQOO
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (7CA) Cat20 2000/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
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, iQOO.
SpecificationMillennia HeroiQOO
Radio
  • FM radio
  • No
Others Unknown
  • 32-bit/192kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Millennia Hero, iQOO.
SpecificationMillennia HeroiQOO
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (under display)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 44W -(50% in 15 min
  • 100% in 45 min) -Fast battery charging 22.5W - 6/128 GB version