Spice Mi-451 3G vs YU Yunicorn

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.

  • Weight

    Mi-451 3G: 16 g lighter

    Mi-451 3G:
    156 g
    Yunicorn:
    172 g
  • Width

    Mi-451 3G: 5.9 mm narrower

    Mi-451 3G:
    69.5 mm
    Yunicorn:
    75.4 mm
  • Height

    Mi-451 3G: 18.8 mm shorter

    Mi-451 3G:
    134.5 mm
    Yunicorn:
    153.3 mm
  • Release year

    Mi-451 3G:
    2014
    Yunicorn:
    2016

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. Mi-451 3G

    Height:
    134.5 mm
    Width:
    69.5 mm
    Depth:
    8.7 mm
  2. 2. Yunicorn

    Height:
    153.3 mm +18.8 mm versus Mi-451 3G
    Width:
    75.4 mm +5.9 mm versus Mi-451 3G
    Depth:
    8.5 mm

Weight

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

  1. 1. Mi-451 3G

    156 g

  2. 2. Yunicorn

    172 g

    +16 g versus Mi-451 3G

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Mi-451 3G

    Mi-451 3G: Screen geometry unavailable or conflicting.

  2. 2. Yunicorn

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Yunicorn: Original memory entry

32 GB · 512GB 4GB

Practical features

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

1. Mi-451 3G

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

2. Yunicorn

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. Mi-451 3G

    1450 mAh

  2. 2. Yunicorn

    4000 mAh

    +2550 mAh versus Mi-451 3G

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. Mi-451 3G2. Yunicorn

Everyday essentials
Everyday essentials — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
Dimensions (HxWxD)
  • 134.5 Х 69.5 Х 8.7 mm
  • 153.3 Х 75.4 Х 8.5 mm
Weight
  • 156 g
  • 172 g
Technology Unknown
  • IPS LCD
Screen size
  • 0" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat)
  • Android 5.1.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6755 Helio P10 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area Unknown
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio Unknown
  • 72.1%
PPI /points per inch/
  • 0 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions Unknown
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.3 MP
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
Processor CPU Unknown
  • Octa-core (4x1.8 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Mali-T860MP2
GeekBench 4 Single Core * Unknown
  • 702
GeekBench 4 Multi-Core * Unknown
  • 2630
GeekBench 4 RenderScript * Unknown
  • 1268
General specs
General specs — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
Release date
  • 2014
  • 2016
  • May
Colors
  • White
  • Gray
  • Silver
  • Graphite
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 EUR
Battery life
  • Stand by time- Up to 60 h Talking time- Up to 5 h 30 min
  • Stand by time- Up to 500 h (3G) Talking time- Up to 20 h (3G) Music play - Up to 100 h
Communication and Connectivity
Communication and Connectivity — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
SIM card
  • Dual SIM
  • Hybrid 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 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 3(1800)
  • 5(850)
  • 40(2300)
Speed
  • HSPA
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n
  • hotspot
GPS
  • A-GPS only
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.1
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.52 W/kg (head) 0.81 W/kg (body)
Music and Audio
Music and Audio — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
Radio
  • FM radio
  • FM radio
Others Unknown
  • Around YU 2
  • DTS sound -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Mi-451 3G, Yunicorn.
SpecificationMi-451 3GYunicorn
Dop
  • Sensors Accelerometer Also known as Spice Stellar 451 3G
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity - Also known as YU YU5530