Spice Mi-451 3G vs Xiaomi Redmi 8A Dual

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: 32 g lighter

    Mi-451 3G:
    156 g
    Redmi 8A Dual:
    188 g
  • Width

    Mi-451 3G: 5.9 mm narrower

    Mi-451 3G:
    69.5 mm
    Redmi 8A Dual:
    75.4 mm
  • Rear camera layout

    Mi-451 3G:
    Single
    Redmi 8A Dual:
    Dual
  • Depth

    Mi-451 3G: 0.7 mm thinner

    Mi-451 3G:
    8.7 mm
    Redmi 8A Dual:
    9.4 mm
  • Height

    Mi-451 3G: 22 mm shorter

    Mi-451 3G:
    134.5 mm
    Redmi 8A Dual:
    156.5 mm
  • Release year

    Mi-451 3G:
    2014
    Redmi 8A Dual:
    2020

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. Redmi 8A Dual

    Height:
    156.5 mm +22 mm versus Mi-451 3G
    Width:
    75.4 mm +5.9 mm versus Mi-451 3G
    Depth:
    9.4 mm +0.7 mm versus Mi-451 3G

Weight

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

  1. 1. Mi-451 3G

    156 g

  2. 2. Redmi 8A Dual

    188 g

    +32 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. Redmi 8A Dual

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 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 Mi-451 3G, Redmi 8A Dual, compared at the same storage capacity.
StorageMi-451 3GRedmi 8A Dual
32 GB Unknown 2 / 3 GB RAM Alternative RAM configurations

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. Redmi 8A Dual

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. Mi-451 3G

    1450 mAh

  2. 2. Redmi 8A Dual

    5000 mAh

    +3550 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. Redmi 8A Dual

Everyday essentials
Everyday essentials — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
Dimensions (HxWxD)
  • 134.5 Х 69.5 Х 8.7 mm
  • 156.5 Х 75.4 Х 9.4 mm
Weight
  • 156 g
  • 188 g
Technology Unknown
  • IPS LCD
Screen size
  • 0" inch
  • 6.22" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 32GB 2GB RAM
  • 32GB 3GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1450 mAh
  • Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat)
  • Android 9.0 (Pie); MIUI 11
Chipset Unknown
  • Qualcomm SDM439 Snapdragon 439 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area Unknown
  • 96.6 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio Unknown
  • 81.8%
PPI /points per inch/
  • 0 PPI
  • 270 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 3.15 MP
  • 13 MP
  • f/2.2
  • (wide)
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • (depth)
Functions Unknown
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 1.3 MP
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
Processor CPU Unknown
  • Octa-core (4x1.95 GHz Cortex-A53 & 4x1.45 GHz Cortex A53)
Graphics processor GPU Unknown
  • Adreno 505
GeekBench 4 Single Core * Unknown
  • 864
GeekBench 4 Multi-Core * Unknown
  • 3669
Antutu 8 score * Unknown
  • 95326
General specs
General specs — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
Release date
  • 2014
  • 2020
  • February 11
Colors
  • White
  • Gray
  • Sky White
  • Sea Blue
  • Midnight Grey
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 80 EUR
Battery life
  • Stand by time- Up to 60 h Talking time- Up to 5 h 30 min
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA
  • LTE-A
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • A-GPS only
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
Radio
  • FM radio
  • FM radio
  • built-in antenna
Others Unknown
  • 400 nits typ. brightness
Other features
Other features — specifications for Mi-451 3G, Redmi 8A Dual.
SpecificationMi-451 3GRedmi 8A Dual
Dop
  • Sensors Accelerometer Also known as Spice Stellar 451 3G
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging 18W -Power bank/Reverse charging - Splash resistant